diff --git a/README.md b/README.md
index 7c33e633fc..640ea976e7 100644
--- a/README.md
+++ b/README.md
@@ -57,13 +57,13 @@ implementation 'com.google.cloud:google-cloud-bigtable'
 If you are using Gradle without BOM, add this to your dependencies:
 
 ```Groovy
-implementation 'com.google.cloud:google-cloud-bigtable:2.40.0'
+implementation 'com.google.cloud:google-cloud-bigtable:2.41.0'
 ```
 
 If you are using SBT, add this to your dependencies:
 
 ```Scala
-libraryDependencies += "com.google.cloud" % "google-cloud-bigtable" % "2.40.0"
+libraryDependencies += "com.google.cloud" % "google-cloud-bigtable" % "2.41.0"
 ```
 <!-- {x-version-update-end} -->
 
@@ -542,7 +542,7 @@ Java is a registered trademark of Oracle and/or its affiliates.
 [kokoro-badge-link-5]: http://storage.googleapis.com/cloud-devrel-public/java/badges/java-bigtable/java11.html
 [stability-image]: https://img.shields.io/badge/stability-stable-green
 [maven-version-image]: https://img.shields.io/maven-central/v/com.google.cloud/google-cloud-bigtable.svg
-[maven-version-link]: https://central.sonatype.com/artifact/com.google.cloud/google-cloud-bigtable/2.40.0
+[maven-version-link]: https://central.sonatype.com/artifact/com.google.cloud/google-cloud-bigtable/2.41.0
 [authentication]: https://github.com/googleapis/google-cloud-java#authentication
 [auth-scopes]: https://developers.google.com/identity/protocols/oauth2/scopes
 [predefined-iam-roles]: https://cloud.google.com/iam/docs/understanding-roles#predefined_roles
diff --git a/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/admin/v2/BaseBigtableTableAdminClient.java b/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/admin/v2/BaseBigtableTableAdminClient.java
index 799aebf58e..cb4787b2e4 100644
--- a/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/admin/v2/BaseBigtableTableAdminClient.java
+++ b/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/admin/v2/BaseBigtableTableAdminClient.java
@@ -4068,7 +4068,7 @@ public final UnaryCallable<ListBackupsRequest, ListBackupsResponse> listBackupsC
    * Create a new table by restoring from a completed backup. The returned table [long-running
    * operation][google.longrunning.Operation] can be used to track the progress of the operation,
    * and to cancel it. The [metadata][google.longrunning.Operation.metadata] field type is
-   * [RestoreTableMetadata][google.bigtable.admin.RestoreTableMetadata]. The
+   * [RestoreTableMetadata][google.bigtable.admin.v2.RestoreTableMetadata]. The
    * [response][google.longrunning.Operation.response] type is
    * [Table][google.bigtable.admin.v2.Table], if successful.
    *
@@ -4104,7 +4104,7 @@ public final OperationFuture<Table, RestoreTableMetadata> restoreTableAsync(
    * Create a new table by restoring from a completed backup. The returned table [long-running
    * operation][google.longrunning.Operation] can be used to track the progress of the operation,
    * and to cancel it. The [metadata][google.longrunning.Operation.metadata] field type is
-   * [RestoreTableMetadata][google.bigtable.admin.RestoreTableMetadata]. The
+   * [RestoreTableMetadata][google.bigtable.admin.v2.RestoreTableMetadata]. The
    * [response][google.longrunning.Operation.response] type is
    * [Table][google.bigtable.admin.v2.Table], if successful.
    *
@@ -4140,7 +4140,7 @@ public final OperationFuture<Table, RestoreTableMetadata> restoreTableAsync(
    * Create a new table by restoring from a completed backup. The returned table [long-running
    * operation][google.longrunning.Operation] can be used to track the progress of the operation,
    * and to cancel it. The [metadata][google.longrunning.Operation.metadata] field type is
-   * [RestoreTableMetadata][google.bigtable.admin.RestoreTableMetadata]. The
+   * [RestoreTableMetadata][google.bigtable.admin.v2.RestoreTableMetadata]. The
    * [response][google.longrunning.Operation.response] type is
    * [Table][google.bigtable.admin.v2.Table], if successful.
    *
@@ -4197,7 +4197,7 @@ public final UnaryCallable<RestoreTableRequest, Operation> restoreTableCallable(
    * }</pre>
    *
    * @param parent Required. The name of the destination cluster that will contain the backup copy.
-   *     The cluster must already exists. Values are of the form:
+   *     The cluster must already exist. Values are of the form:
    *     `projects/{project}/instances/{instance}/clusters/{cluster}`.
    * @param backupId Required. The id of the new backup. The `backup_id` along with `parent` are
    *     combined as {parent}/backups/{backup_id} to create the full backup name, of the form:
@@ -4255,7 +4255,7 @@ public final OperationFuture<Backup, CopyBackupMetadata> copyBackupAsync(
    * }</pre>
    *
    * @param parent Required. The name of the destination cluster that will contain the backup copy.
-   *     The cluster must already exists. Values are of the form:
+   *     The cluster must already exist. Values are of the form:
    *     `projects/{project}/instances/{instance}/clusters/{cluster}`.
    * @param backupId Required. The id of the new backup. The `backup_id` along with `parent` are
    *     combined as {parent}/backups/{backup_id} to create the full backup name, of the form:
@@ -4312,7 +4312,7 @@ public final OperationFuture<Backup, CopyBackupMetadata> copyBackupAsync(
    * }</pre>
    *
    * @param parent Required. The name of the destination cluster that will contain the backup copy.
-   *     The cluster must already exists. Values are of the form:
+   *     The cluster must already exist. Values are of the form:
    *     `projects/{project}/instances/{instance}/clusters/{cluster}`.
    * @param backupId Required. The id of the new backup. The `backup_id` along with `parent` are
    *     combined as {parent}/backups/{backup_id} to create the full backup name, of the form:
@@ -4370,7 +4370,7 @@ public final OperationFuture<Backup, CopyBackupMetadata> copyBackupAsync(
    * }</pre>
    *
    * @param parent Required. The name of the destination cluster that will contain the backup copy.
-   *     The cluster must already exists. Values are of the form:
+   *     The cluster must already exist. Values are of the form:
    *     `projects/{project}/instances/{instance}/clusters/{cluster}`.
    * @param backupId Required. The id of the new backup. The `backup_id` along with `parent` are
    *     combined as {parent}/backups/{backup_id} to create the full backup name, of the form:
diff --git a/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/admin/v2/stub/BigtableInstanceAdminStubSettings.java b/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/admin/v2/stub/BigtableInstanceAdminStubSettings.java
index 588e64bc99..7caeef5761 100644
--- a/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/admin/v2/stub/BigtableInstanceAdminStubSettings.java
+++ b/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/admin/v2/stub/BigtableInstanceAdminStubSettings.java
@@ -21,6 +21,7 @@
 
 import com.google.api.core.ApiFunction;
 import com.google.api.core.ApiFuture;
+import com.google.api.core.ObsoleteApi;
 import com.google.api.gax.core.GaxProperties;
 import com.google.api.gax.core.GoogleCredentialsProvider;
 import com.google.api.gax.core.InstantiatingExecutorProvider;
@@ -467,6 +468,7 @@ public static InstantiatingExecutorProvider.Builder defaultExecutorProviderBuild
   }
 
   /** Returns the default service endpoint. */
+  @ObsoleteApi("Use getEndpoint() instead")
   public static String getDefaultEndpoint() {
     return "bigtableadmin.googleapis.com:443";
   }
diff --git a/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/admin/v2/stub/BigtableTableAdminStubSettings.java b/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/admin/v2/stub/BigtableTableAdminStubSettings.java
index b5d9e94af5..a9619f7b16 100644
--- a/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/admin/v2/stub/BigtableTableAdminStubSettings.java
+++ b/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/admin/v2/stub/BigtableTableAdminStubSettings.java
@@ -23,6 +23,7 @@
 
 import com.google.api.core.ApiFunction;
 import com.google.api.core.ApiFuture;
+import com.google.api.core.ObsoleteApi;
 import com.google.api.gax.core.GaxProperties;
 import com.google.api.gax.core.GoogleCredentialsProvider;
 import com.google.api.gax.core.InstantiatingExecutorProvider;
@@ -683,6 +684,7 @@ public static InstantiatingExecutorProvider.Builder defaultExecutorProviderBuild
   }
 
   /** Returns the default service endpoint. */
+  @ObsoleteApi("Use getEndpoint() instead")
   public static String getDefaultEndpoint() {
     return "bigtableadmin.googleapis.com:443";
   }
diff --git a/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/data/v2/stub/BigtableStubSettings.java b/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/data/v2/stub/BigtableStubSettings.java
index 22d394fe57..f3897f802d 100644
--- a/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/data/v2/stub/BigtableStubSettings.java
+++ b/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/data/v2/stub/BigtableStubSettings.java
@@ -18,6 +18,7 @@
 
 import com.google.api.core.ApiFunction;
 import com.google.api.core.InternalApi;
+import com.google.api.core.ObsoleteApi;
 import com.google.api.gax.core.GaxProperties;
 import com.google.api.gax.core.GoogleCredentialsProvider;
 import com.google.api.gax.core.InstantiatingExecutorProvider;
@@ -180,6 +181,7 @@ public static InstantiatingExecutorProvider.Builder defaultExecutorProviderBuild
   }
 
   /** Returns the default service endpoint. */
+  @ObsoleteApi("Use getEndpoint() instead")
   public static String getDefaultEndpoint() {
     return "bigtable.googleapis.com:443";
   }
diff --git a/google-cloud-bigtable/src/main/resources/META-INF/native-image/com.google.cloud.bigtable.admin.v2/reflect-config.json b/google-cloud-bigtable/src/main/resources/META-INF/native-image/com.google.cloud.bigtable.admin.v2/reflect-config.json
index f85ef97ad0..942551b0d3 100644
--- a/google-cloud-bigtable/src/main/resources/META-INF/native-image/com.google.cloud.bigtable.admin.v2/reflect-config.json
+++ b/google-cloud-bigtable/src/main/resources/META-INF/native-image/com.google.cloud.bigtable.admin.v2/reflect-config.json
@@ -593,6 +593,15 @@
     "allDeclaredClasses": true,
     "allPublicClasses": true
   },
+  {
+    "name": "com.google.bigtable.admin.v2.Backup$BackupType",
+    "queryAllDeclaredConstructors": true,
+    "queryAllPublicConstructors": true,
+    "queryAllDeclaredMethods": true,
+    "allPublicMethods": true,
+    "allDeclaredClasses": true,
+    "allPublicClasses": true
+  },
   {
     "name": "com.google.bigtable.admin.v2.Backup$Builder",
     "queryAllDeclaredConstructors": true,
diff --git a/google-cloud-bigtable/src/test/java/com/google/cloud/bigtable/admin/v2/BaseBigtableTableAdminClientTest.java b/google-cloud-bigtable/src/test/java/com/google/cloud/bigtable/admin/v2/BaseBigtableTableAdminClientTest.java
index 44e2f63211..95cd5022ff 100644
--- a/google-cloud-bigtable/src/test/java/com/google/cloud/bigtable/admin/v2/BaseBigtableTableAdminClientTest.java
+++ b/google-cloud-bigtable/src/test/java/com/google/cloud/bigtable/admin/v2/BaseBigtableTableAdminClientTest.java
@@ -2096,6 +2096,7 @@ public void createBackupTest() throws Exception {
             .setEndTime(Timestamp.newBuilder().build())
             .setSizeBytes(-1796325715)
             .setEncryptionInfo(EncryptionInfo.newBuilder().build())
+            .setHotToStandardTime(Timestamp.newBuilder().build())
             .build();
     Operation resultOperation =
         Operation.newBuilder()
@@ -2155,6 +2156,7 @@ public void createBackupTest2() throws Exception {
             .setEndTime(Timestamp.newBuilder().build())
             .setSizeBytes(-1796325715)
             .setEncryptionInfo(EncryptionInfo.newBuilder().build())
+            .setHotToStandardTime(Timestamp.newBuilder().build())
             .build();
     Operation resultOperation =
         Operation.newBuilder()
@@ -2214,6 +2216,7 @@ public void getBackupTest() throws Exception {
             .setEndTime(Timestamp.newBuilder().build())
             .setSizeBytes(-1796325715)
             .setEncryptionInfo(EncryptionInfo.newBuilder().build())
+            .setHotToStandardTime(Timestamp.newBuilder().build())
             .build();
     mockBigtableTableAdmin.addResponse(expectedResponse);
 
@@ -2259,6 +2262,7 @@ public void getBackupTest2() throws Exception {
             .setEndTime(Timestamp.newBuilder().build())
             .setSizeBytes(-1796325715)
             .setEncryptionInfo(EncryptionInfo.newBuilder().build())
+            .setHotToStandardTime(Timestamp.newBuilder().build())
             .build();
     mockBigtableTableAdmin.addResponse(expectedResponse);
 
@@ -2304,6 +2308,7 @@ public void updateBackupTest() throws Exception {
             .setEndTime(Timestamp.newBuilder().build())
             .setSizeBytes(-1796325715)
             .setEncryptionInfo(EncryptionInfo.newBuilder().build())
+            .setHotToStandardTime(Timestamp.newBuilder().build())
             .build();
     mockBigtableTableAdmin.addResponse(expectedResponse);
 
@@ -2569,6 +2574,7 @@ public void copyBackupTest() throws Exception {
             .setEndTime(Timestamp.newBuilder().build())
             .setSizeBytes(-1796325715)
             .setEncryptionInfo(EncryptionInfo.newBuilder().build())
+            .setHotToStandardTime(Timestamp.newBuilder().build())
             .build();
     Operation resultOperation =
         Operation.newBuilder()
@@ -2632,6 +2638,7 @@ public void copyBackupTest2() throws Exception {
             .setEndTime(Timestamp.newBuilder().build())
             .setSizeBytes(-1796325715)
             .setEncryptionInfo(EncryptionInfo.newBuilder().build())
+            .setHotToStandardTime(Timestamp.newBuilder().build())
             .build();
     Operation resultOperation =
         Operation.newBuilder()
@@ -2695,6 +2702,7 @@ public void copyBackupTest3() throws Exception {
             .setEndTime(Timestamp.newBuilder().build())
             .setSizeBytes(-1796325715)
             .setEncryptionInfo(EncryptionInfo.newBuilder().build())
+            .setHotToStandardTime(Timestamp.newBuilder().build())
             .build();
     Operation resultOperation =
         Operation.newBuilder()
@@ -2758,6 +2766,7 @@ public void copyBackupTest4() throws Exception {
             .setEndTime(Timestamp.newBuilder().build())
             .setSizeBytes(-1796325715)
             .setEncryptionInfo(EncryptionInfo.newBuilder().build())
+            .setHotToStandardTime(Timestamp.newBuilder().build())
             .build();
     Operation resultOperation =
         Operation.newBuilder()
diff --git a/grpc-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/BigtableTableAdminGrpc.java b/grpc-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/BigtableTableAdminGrpc.java
index 7620d7e496..8e49c828c2 100644
--- a/grpc-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/BigtableTableAdminGrpc.java
+++ b/grpc-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/BigtableTableAdminGrpc.java
@@ -1834,7 +1834,7 @@ default void listBackups(
      * returned table [long-running operation][google.longrunning.Operation] can
      * be used to track the progress of the operation, and to cancel it.  The
      * [metadata][google.longrunning.Operation.metadata] field type is
-     * [RestoreTableMetadata][google.bigtable.admin.RestoreTableMetadata].  The
+     * [RestoreTableMetadata][google.bigtable.admin.v2.RestoreTableMetadata].  The
      * [response][google.longrunning.Operation.response] type is
      * [Table][google.bigtable.admin.v2.Table], if successful.
      * </pre>
@@ -2402,7 +2402,7 @@ public void listBackups(
      * returned table [long-running operation][google.longrunning.Operation] can
      * be used to track the progress of the operation, and to cancel it.  The
      * [metadata][google.longrunning.Operation.metadata] field type is
-     * [RestoreTableMetadata][google.bigtable.admin.RestoreTableMetadata].  The
+     * [RestoreTableMetadata][google.bigtable.admin.v2.RestoreTableMetadata].  The
      * [response][google.longrunning.Operation.response] type is
      * [Table][google.bigtable.admin.v2.Table], if successful.
      * </pre>
@@ -2887,7 +2887,7 @@ public com.google.bigtable.admin.v2.ListBackupsResponse listBackups(
      * returned table [long-running operation][google.longrunning.Operation] can
      * be used to track the progress of the operation, and to cancel it.  The
      * [metadata][google.longrunning.Operation.metadata] field type is
-     * [RestoreTableMetadata][google.bigtable.admin.RestoreTableMetadata].  The
+     * [RestoreTableMetadata][google.bigtable.admin.v2.RestoreTableMetadata].  The
      * [response][google.longrunning.Operation.response] type is
      * [Table][google.bigtable.admin.v2.Table], if successful.
      * </pre>
@@ -3364,7 +3364,7 @@ protected BigtableTableAdminFutureStub build(
      * returned table [long-running operation][google.longrunning.Operation] can
      * be used to track the progress of the operation, and to cancel it.  The
      * [metadata][google.longrunning.Operation.metadata] field type is
-     * [RestoreTableMetadata][google.bigtable.admin.RestoreTableMetadata].  The
+     * [RestoreTableMetadata][google.bigtable.admin.v2.RestoreTableMetadata].  The
      * [response][google.longrunning.Operation.response] type is
      * [Table][google.bigtable.admin.v2.Table], if successful.
      * </pre>
diff --git a/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/Backup.java b/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/Backup.java
index 21cf46c668..428505de48 100644
--- a/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/Backup.java
+++ b/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/Backup.java
@@ -43,6 +43,7 @@ private Backup() {
     sourceTable_ = "";
     sourceBackup_ = "";
     state_ = 0;
+    backupType_ = 0;
   }
 
   @java.lang.Override
@@ -225,6 +226,173 @@ private State(int value) {
     // @@protoc_insertion_point(enum_scope:google.bigtable.admin.v2.Backup.State)
   }
 
+  /**
+   *
+   *
+   * <pre>
+   * The type of the backup.
+   * </pre>
+   *
+   * Protobuf enum {@code google.bigtable.admin.v2.Backup.BackupType}
+   */
+  public enum BackupType implements com.google.protobuf.ProtocolMessageEnum {
+    /**
+     *
+     *
+     * <pre>
+     * Not specified.
+     * </pre>
+     *
+     * <code>BACKUP_TYPE_UNSPECIFIED = 0;</code>
+     */
+    BACKUP_TYPE_UNSPECIFIED(0),
+    /**
+     *
+     *
+     * <pre>
+     * The default type for Cloud Bigtable managed backups. Supported for
+     * backups created in both HDD and SSD instances. Requires optimization when
+     * restored to a table in an SSD instance.
+     * </pre>
+     *
+     * <code>STANDARD = 1;</code>
+     */
+    STANDARD(1),
+    /**
+     *
+     *
+     * <pre>
+     * A backup type with faster restore to SSD performance. Only supported for
+     * backups created in SSD instances. A new SSD table restored from a hot
+     * backup reaches production performance more quickly than a standard
+     * backup.
+     * </pre>
+     *
+     * <code>HOT = 2;</code>
+     */
+    HOT(2),
+    UNRECOGNIZED(-1),
+    ;
+
+    /**
+     *
+     *
+     * <pre>
+     * Not specified.
+     * </pre>
+     *
+     * <code>BACKUP_TYPE_UNSPECIFIED = 0;</code>
+     */
+    public static final int BACKUP_TYPE_UNSPECIFIED_VALUE = 0;
+    /**
+     *
+     *
+     * <pre>
+     * The default type for Cloud Bigtable managed backups. Supported for
+     * backups created in both HDD and SSD instances. Requires optimization when
+     * restored to a table in an SSD instance.
+     * </pre>
+     *
+     * <code>STANDARD = 1;</code>
+     */
+    public static final int STANDARD_VALUE = 1;
+    /**
+     *
+     *
+     * <pre>
+     * A backup type with faster restore to SSD performance. Only supported for
+     * backups created in SSD instances. A new SSD table restored from a hot
+     * backup reaches production performance more quickly than a standard
+     * backup.
+     * </pre>
+     *
+     * <code>HOT = 2;</code>
+     */
+    public static final int HOT_VALUE = 2;
+
+    public final int getNumber() {
+      if (this == UNRECOGNIZED) {
+        throw new java.lang.IllegalArgumentException(
+            "Can't get the number of an unknown enum value.");
+      }
+      return value;
+    }
+
+    /**
+     * @param value The numeric wire value of the corresponding enum entry.
+     * @return The enum associated with the given numeric wire value.
+     * @deprecated Use {@link #forNumber(int)} instead.
+     */
+    @java.lang.Deprecated
+    public static BackupType valueOf(int value) {
+      return forNumber(value);
+    }
+
+    /**
+     * @param value The numeric wire value of the corresponding enum entry.
+     * @return The enum associated with the given numeric wire value.
+     */
+    public static BackupType forNumber(int value) {
+      switch (value) {
+        case 0:
+          return BACKUP_TYPE_UNSPECIFIED;
+        case 1:
+          return STANDARD;
+        case 2:
+          return HOT;
+        default:
+          return null;
+      }
+    }
+
+    public static com.google.protobuf.Internal.EnumLiteMap<BackupType> internalGetValueMap() {
+      return internalValueMap;
+    }
+
+    private static final com.google.protobuf.Internal.EnumLiteMap<BackupType> internalValueMap =
+        new com.google.protobuf.Internal.EnumLiteMap<BackupType>() {
+          public BackupType findValueByNumber(int number) {
+            return BackupType.forNumber(number);
+          }
+        };
+
+    public final com.google.protobuf.Descriptors.EnumValueDescriptor getValueDescriptor() {
+      if (this == UNRECOGNIZED) {
+        throw new java.lang.IllegalStateException(
+            "Can't get the descriptor of an unrecognized enum value.");
+      }
+      return getDescriptor().getValues().get(ordinal());
+    }
+
+    public final com.google.protobuf.Descriptors.EnumDescriptor getDescriptorForType() {
+      return getDescriptor();
+    }
+
+    public static final com.google.protobuf.Descriptors.EnumDescriptor getDescriptor() {
+      return com.google.bigtable.admin.v2.Backup.getDescriptor().getEnumTypes().get(1);
+    }
+
+    private static final BackupType[] VALUES = values();
+
+    public static BackupType valueOf(com.google.protobuf.Descriptors.EnumValueDescriptor desc) {
+      if (desc.getType() != getDescriptor()) {
+        throw new java.lang.IllegalArgumentException("EnumValueDescriptor is not for this type.");
+      }
+      if (desc.getIndex() == -1) {
+        return UNRECOGNIZED;
+      }
+      return VALUES[desc.getIndex()];
+    }
+
+    private final int value;
+
+    private BackupType(int value) {
+      this.value = value;
+    }
+
+    // @@protoc_insertion_point(enum_scope:google.bigtable.admin.v2.Backup.BackupType)
+  }
+
   private int bitField0_;
   public static final int NAME_FIELD_NUMBER = 1;
 
@@ -364,7 +532,8 @@ public com.google.protobuf.ByteString getSourceTableBytes() {
    * <pre>
    * Output only. Name of the backup from which this backup was copied. If a
    * backup is not created by copying a backup, this field will be empty. Values
-   * are of the form: projects/&lt;project&gt;/instances/&lt;instance&gt;/backups/&lt;backup&gt;.
+   * are of the form:
+   * projects/&lt;project&gt;/instances/&lt;instance&gt;/clusters/&lt;cluster&gt;/backups/&lt;backup&gt;
    * </pre>
    *
    * <code>string source_backup = 10 [(.google.api.field_behavior) = OUTPUT_ONLY];</code>
@@ -389,7 +558,8 @@ public java.lang.String getSourceBackup() {
    * <pre>
    * Output only. Name of the backup from which this backup was copied. If a
    * backup is not created by copying a backup, this field will be empty. Values
-   * are of the form: projects/&lt;project&gt;/instances/&lt;instance&gt;/backups/&lt;backup&gt;.
+   * are of the form:
+   * projects/&lt;project&gt;/instances/&lt;instance&gt;/clusters/&lt;cluster&gt;/backups/&lt;backup&gt;
    * </pre>
    *
    * <code>string source_backup = 10 [(.google.api.field_behavior) = OUTPUT_ONLY];</code>
@@ -415,11 +585,13 @@ public com.google.protobuf.ByteString getSourceBackupBytes() {
    *
    *
    * <pre>
-   * Required. The expiration time of the backup, with microseconds
-   * granularity that must be at least 6 hours and at most 90 days
-   * from the time the request is received. Once the `expire_time`
-   * has passed, Cloud Bigtable will delete the backup and free the
-   * resources used by the backup.
+   * Required. The expiration time of the backup.
+   * When creating a backup or updating its `expire_time`, the value must be
+   * greater than the backup creation time by:
+   * - At least 6 hours
+   * - At most 90 days
+   *
+   * Once the `expire_time` has passed, Cloud Bigtable will delete the backup.
    * </pre>
    *
    * <code>.google.protobuf.Timestamp expire_time = 3 [(.google.api.field_behavior) = REQUIRED];
@@ -435,11 +607,13 @@ public boolean hasExpireTime() {
    *
    *
    * <pre>
-   * Required. The expiration time of the backup, with microseconds
-   * granularity that must be at least 6 hours and at most 90 days
-   * from the time the request is received. Once the `expire_time`
-   * has passed, Cloud Bigtable will delete the backup and free the
-   * resources used by the backup.
+   * Required. The expiration time of the backup.
+   * When creating a backup or updating its `expire_time`, the value must be
+   * greater than the backup creation time by:
+   * - At least 6 hours
+   * - At most 90 days
+   *
+   * Once the `expire_time` has passed, Cloud Bigtable will delete the backup.
    * </pre>
    *
    * <code>.google.protobuf.Timestamp expire_time = 3 [(.google.api.field_behavior) = REQUIRED];
@@ -455,11 +629,13 @@ public com.google.protobuf.Timestamp getExpireTime() {
    *
    *
    * <pre>
-   * Required. The expiration time of the backup, with microseconds
-   * granularity that must be at least 6 hours and at most 90 days
-   * from the time the request is received. Once the `expire_time`
-   * has passed, Cloud Bigtable will delete the backup and free the
-   * resources used by the backup.
+   * Required. The expiration time of the backup.
+   * When creating a backup or updating its `expire_time`, the value must be
+   * greater than the backup creation time by:
+   * - At least 6 hours
+   * - At most 90 days
+   *
+   * Once the `expire_time` has passed, Cloud Bigtable will delete the backup.
    * </pre>
    *
    * <code>.google.protobuf.Timestamp expire_time = 3 [(.google.api.field_behavior) = REQUIRED];
@@ -696,6 +872,112 @@ public com.google.bigtable.admin.v2.EncryptionInfoOrBuilder getEncryptionInfoOrB
         : encryptionInfo_;
   }
 
+  public static final int BACKUP_TYPE_FIELD_NUMBER = 11;
+  private int backupType_ = 0;
+  /**
+   *
+   *
+   * <pre>
+   * Indicates the backup type of the backup.
+   * </pre>
+   *
+   * <code>.google.bigtable.admin.v2.Backup.BackupType backup_type = 11;</code>
+   *
+   * @return The enum numeric value on the wire for backupType.
+   */
+  @java.lang.Override
+  public int getBackupTypeValue() {
+    return backupType_;
+  }
+  /**
+   *
+   *
+   * <pre>
+   * Indicates the backup type of the backup.
+   * </pre>
+   *
+   * <code>.google.bigtable.admin.v2.Backup.BackupType backup_type = 11;</code>
+   *
+   * @return The backupType.
+   */
+  @java.lang.Override
+  public com.google.bigtable.admin.v2.Backup.BackupType getBackupType() {
+    com.google.bigtable.admin.v2.Backup.BackupType result =
+        com.google.bigtable.admin.v2.Backup.BackupType.forNumber(backupType_);
+    return result == null ? com.google.bigtable.admin.v2.Backup.BackupType.UNRECOGNIZED : result;
+  }
+
+  public static final int HOT_TO_STANDARD_TIME_FIELD_NUMBER = 12;
+  private com.google.protobuf.Timestamp hotToStandardTime_;
+  /**
+   *
+   *
+   * <pre>
+   * The time at which the hot backup will be converted to a standard backup.
+   * Once the `hot_to_standard_time` has passed, Cloud Bigtable will convert the
+   * hot backup to a standard backup. This value must be greater than the backup
+   * creation time by:
+   * - At least 24 hours
+   *
+   * This field only applies for hot backups. When creating or updating a
+   * standard backup, attempting to set this field will fail the request.
+   * </pre>
+   *
+   * <code>.google.protobuf.Timestamp hot_to_standard_time = 12;</code>
+   *
+   * @return Whether the hotToStandardTime field is set.
+   */
+  @java.lang.Override
+  public boolean hasHotToStandardTime() {
+    return ((bitField0_ & 0x00000010) != 0);
+  }
+  /**
+   *
+   *
+   * <pre>
+   * The time at which the hot backup will be converted to a standard backup.
+   * Once the `hot_to_standard_time` has passed, Cloud Bigtable will convert the
+   * hot backup to a standard backup. This value must be greater than the backup
+   * creation time by:
+   * - At least 24 hours
+   *
+   * This field only applies for hot backups. When creating or updating a
+   * standard backup, attempting to set this field will fail the request.
+   * </pre>
+   *
+   * <code>.google.protobuf.Timestamp hot_to_standard_time = 12;</code>
+   *
+   * @return The hotToStandardTime.
+   */
+  @java.lang.Override
+  public com.google.protobuf.Timestamp getHotToStandardTime() {
+    return hotToStandardTime_ == null
+        ? com.google.protobuf.Timestamp.getDefaultInstance()
+        : hotToStandardTime_;
+  }
+  /**
+   *
+   *
+   * <pre>
+   * The time at which the hot backup will be converted to a standard backup.
+   * Once the `hot_to_standard_time` has passed, Cloud Bigtable will convert the
+   * hot backup to a standard backup. This value must be greater than the backup
+   * creation time by:
+   * - At least 24 hours
+   *
+   * This field only applies for hot backups. When creating or updating a
+   * standard backup, attempting to set this field will fail the request.
+   * </pre>
+   *
+   * <code>.google.protobuf.Timestamp hot_to_standard_time = 12;</code>
+   */
+  @java.lang.Override
+  public com.google.protobuf.TimestampOrBuilder getHotToStandardTimeOrBuilder() {
+    return hotToStandardTime_ == null
+        ? com.google.protobuf.Timestamp.getDefaultInstance()
+        : hotToStandardTime_;
+  }
+
   private byte memoizedIsInitialized = -1;
 
   @java.lang.Override
@@ -737,6 +1019,13 @@ public void writeTo(com.google.protobuf.CodedOutputStream output) throws java.io
     if (!com.google.protobuf.GeneratedMessageV3.isStringEmpty(sourceBackup_)) {
       com.google.protobuf.GeneratedMessageV3.writeString(output, 10, sourceBackup_);
     }
+    if (backupType_
+        != com.google.bigtable.admin.v2.Backup.BackupType.BACKUP_TYPE_UNSPECIFIED.getNumber()) {
+      output.writeEnum(11, backupType_);
+    }
+    if (((bitField0_ & 0x00000010) != 0)) {
+      output.writeMessage(12, getHotToStandardTime());
+    }
     getUnknownFields().writeTo(output);
   }
 
@@ -773,6 +1062,13 @@ public int getSerializedSize() {
     if (!com.google.protobuf.GeneratedMessageV3.isStringEmpty(sourceBackup_)) {
       size += com.google.protobuf.GeneratedMessageV3.computeStringSize(10, sourceBackup_);
     }
+    if (backupType_
+        != com.google.bigtable.admin.v2.Backup.BackupType.BACKUP_TYPE_UNSPECIFIED.getNumber()) {
+      size += com.google.protobuf.CodedOutputStream.computeEnumSize(11, backupType_);
+    }
+    if (((bitField0_ & 0x00000010) != 0)) {
+      size += com.google.protobuf.CodedOutputStream.computeMessageSize(12, getHotToStandardTime());
+    }
     size += getUnknownFields().getSerializedSize();
     memoizedSize = size;
     return size;
@@ -809,6 +1105,11 @@ public boolean equals(final java.lang.Object obj) {
     if (hasEncryptionInfo()) {
       if (!getEncryptionInfo().equals(other.getEncryptionInfo())) return false;
     }
+    if (backupType_ != other.backupType_) return false;
+    if (hasHotToStandardTime() != other.hasHotToStandardTime()) return false;
+    if (hasHotToStandardTime()) {
+      if (!getHotToStandardTime().equals(other.getHotToStandardTime())) return false;
+    }
     if (!getUnknownFields().equals(other.getUnknownFields())) return false;
     return true;
   }
@@ -846,6 +1147,12 @@ public int hashCode() {
       hash = (37 * hash) + ENCRYPTION_INFO_FIELD_NUMBER;
       hash = (53 * hash) + getEncryptionInfo().hashCode();
     }
+    hash = (37 * hash) + BACKUP_TYPE_FIELD_NUMBER;
+    hash = (53 * hash) + backupType_;
+    if (hasHotToStandardTime()) {
+      hash = (37 * hash) + HOT_TO_STANDARD_TIME_FIELD_NUMBER;
+      hash = (53 * hash) + getHotToStandardTime().hashCode();
+    }
     hash = (29 * hash) + getUnknownFields().hashCode();
     memoizedHashCode = hash;
     return hash;
@@ -989,6 +1296,7 @@ private void maybeForceBuilderInitialization() {
         getStartTimeFieldBuilder();
         getEndTimeFieldBuilder();
         getEncryptionInfoFieldBuilder();
+        getHotToStandardTimeFieldBuilder();
       }
     }
 
@@ -1021,6 +1329,12 @@ public Builder clear() {
         encryptionInfoBuilder_.dispose();
         encryptionInfoBuilder_ = null;
       }
+      backupType_ = 0;
+      hotToStandardTime_ = null;
+      if (hotToStandardTimeBuilder_ != null) {
+        hotToStandardTimeBuilder_.dispose();
+        hotToStandardTimeBuilder_ = null;
+      }
       return this;
     }
 
@@ -1089,6 +1403,16 @@ private void buildPartial0(com.google.bigtable.admin.v2.Backup result) {
             encryptionInfoBuilder_ == null ? encryptionInfo_ : encryptionInfoBuilder_.build();
         to_bitField0_ |= 0x00000008;
       }
+      if (((from_bitField0_ & 0x00000200) != 0)) {
+        result.backupType_ = backupType_;
+      }
+      if (((from_bitField0_ & 0x00000400) != 0)) {
+        result.hotToStandardTime_ =
+            hotToStandardTimeBuilder_ == null
+                ? hotToStandardTime_
+                : hotToStandardTimeBuilder_.build();
+        to_bitField0_ |= 0x00000010;
+      }
       result.bitField0_ |= to_bitField0_;
     }
 
@@ -1170,6 +1494,12 @@ public Builder mergeFrom(com.google.bigtable.admin.v2.Backup other) {
       if (other.hasEncryptionInfo()) {
         mergeEncryptionInfo(other.getEncryptionInfo());
       }
+      if (other.backupType_ != 0) {
+        setBackupTypeValue(other.getBackupTypeValue());
+      }
+      if (other.hasHotToStandardTime()) {
+        mergeHotToStandardTime(other.getHotToStandardTime());
+      }
       this.mergeUnknownFields(other.getUnknownFields());
       onChanged();
       return this;
@@ -1250,6 +1580,19 @@ public Builder mergeFrom(
                 bitField0_ |= 0x00000004;
                 break;
               } // case 82
+            case 88:
+              {
+                backupType_ = input.readEnum();
+                bitField0_ |= 0x00000200;
+                break;
+              } // case 88
+            case 98:
+              {
+                input.readMessage(
+                    getHotToStandardTimeFieldBuilder().getBuilder(), extensionRegistry);
+                bitField0_ |= 0x00000400;
+                break;
+              } // case 98
             default:
               {
                 if (!super.parseUnknownField(input, extensionRegistry, tag)) {
@@ -1553,7 +1896,8 @@ public Builder setSourceTableBytes(com.google.protobuf.ByteString value) {
      * <pre>
      * Output only. Name of the backup from which this backup was copied. If a
      * backup is not created by copying a backup, this field will be empty. Values
-     * are of the form: projects/&lt;project&gt;/instances/&lt;instance&gt;/backups/&lt;backup&gt;.
+     * are of the form:
+     * projects/&lt;project&gt;/instances/&lt;instance&gt;/clusters/&lt;cluster&gt;/backups/&lt;backup&gt;
      * </pre>
      *
      * <code>string source_backup = 10 [(.google.api.field_behavior) = OUTPUT_ONLY];</code>
@@ -1577,7 +1921,8 @@ public java.lang.String getSourceBackup() {
      * <pre>
      * Output only. Name of the backup from which this backup was copied. If a
      * backup is not created by copying a backup, this field will be empty. Values
-     * are of the form: projects/&lt;project&gt;/instances/&lt;instance&gt;/backups/&lt;backup&gt;.
+     * are of the form:
+     * projects/&lt;project&gt;/instances/&lt;instance&gt;/clusters/&lt;cluster&gt;/backups/&lt;backup&gt;
      * </pre>
      *
      * <code>string source_backup = 10 [(.google.api.field_behavior) = OUTPUT_ONLY];</code>
@@ -1601,7 +1946,8 @@ public com.google.protobuf.ByteString getSourceBackupBytes() {
      * <pre>
      * Output only. Name of the backup from which this backup was copied. If a
      * backup is not created by copying a backup, this field will be empty. Values
-     * are of the form: projects/&lt;project&gt;/instances/&lt;instance&gt;/backups/&lt;backup&gt;.
+     * are of the form:
+     * projects/&lt;project&gt;/instances/&lt;instance&gt;/clusters/&lt;cluster&gt;/backups/&lt;backup&gt;
      * </pre>
      *
      * <code>string source_backup = 10 [(.google.api.field_behavior) = OUTPUT_ONLY];</code>
@@ -1624,7 +1970,8 @@ public Builder setSourceBackup(java.lang.String value) {
      * <pre>
      * Output only. Name of the backup from which this backup was copied. If a
      * backup is not created by copying a backup, this field will be empty. Values
-     * are of the form: projects/&lt;project&gt;/instances/&lt;instance&gt;/backups/&lt;backup&gt;.
+     * are of the form:
+     * projects/&lt;project&gt;/instances/&lt;instance&gt;/clusters/&lt;cluster&gt;/backups/&lt;backup&gt;
      * </pre>
      *
      * <code>string source_backup = 10 [(.google.api.field_behavior) = OUTPUT_ONLY];</code>
@@ -1643,7 +1990,8 @@ public Builder clearSourceBackup() {
      * <pre>
      * Output only. Name of the backup from which this backup was copied. If a
      * backup is not created by copying a backup, this field will be empty. Values
-     * are of the form: projects/&lt;project&gt;/instances/&lt;instance&gt;/backups/&lt;backup&gt;.
+     * are of the form:
+     * projects/&lt;project&gt;/instances/&lt;instance&gt;/clusters/&lt;cluster&gt;/backups/&lt;backup&gt;
      * </pre>
      *
      * <code>string source_backup = 10 [(.google.api.field_behavior) = OUTPUT_ONLY];</code>
@@ -1672,11 +2020,13 @@ public Builder setSourceBackupBytes(com.google.protobuf.ByteString value) {
      *
      *
      * <pre>
-     * Required. The expiration time of the backup, with microseconds
-     * granularity that must be at least 6 hours and at most 90 days
-     * from the time the request is received. Once the `expire_time`
-     * has passed, Cloud Bigtable will delete the backup and free the
-     * resources used by the backup.
+     * Required. The expiration time of the backup.
+     * When creating a backup or updating its `expire_time`, the value must be
+     * greater than the backup creation time by:
+     * - At least 6 hours
+     * - At most 90 days
+     *
+     * Once the `expire_time` has passed, Cloud Bigtable will delete the backup.
      * </pre>
      *
      * <code>.google.protobuf.Timestamp expire_time = 3 [(.google.api.field_behavior) = REQUIRED];
@@ -1691,11 +2041,13 @@ public boolean hasExpireTime() {
      *
      *
      * <pre>
-     * Required. The expiration time of the backup, with microseconds
-     * granularity that must be at least 6 hours and at most 90 days
-     * from the time the request is received. Once the `expire_time`
-     * has passed, Cloud Bigtable will delete the backup and free the
-     * resources used by the backup.
+     * Required. The expiration time of the backup.
+     * When creating a backup or updating its `expire_time`, the value must be
+     * greater than the backup creation time by:
+     * - At least 6 hours
+     * - At most 90 days
+     *
+     * Once the `expire_time` has passed, Cloud Bigtable will delete the backup.
      * </pre>
      *
      * <code>.google.protobuf.Timestamp expire_time = 3 [(.google.api.field_behavior) = REQUIRED];
@@ -1716,11 +2068,13 @@ public com.google.protobuf.Timestamp getExpireTime() {
      *
      *
      * <pre>
-     * Required. The expiration time of the backup, with microseconds
-     * granularity that must be at least 6 hours and at most 90 days
-     * from the time the request is received. Once the `expire_time`
-     * has passed, Cloud Bigtable will delete the backup and free the
-     * resources used by the backup.
+     * Required. The expiration time of the backup.
+     * When creating a backup or updating its `expire_time`, the value must be
+     * greater than the backup creation time by:
+     * - At least 6 hours
+     * - At most 90 days
+     *
+     * Once the `expire_time` has passed, Cloud Bigtable will delete the backup.
      * </pre>
      *
      * <code>.google.protobuf.Timestamp expire_time = 3 [(.google.api.field_behavior) = REQUIRED];
@@ -1743,11 +2097,13 @@ public Builder setExpireTime(com.google.protobuf.Timestamp value) {
      *
      *
      * <pre>
-     * Required. The expiration time of the backup, with microseconds
-     * granularity that must be at least 6 hours and at most 90 days
-     * from the time the request is received. Once the `expire_time`
-     * has passed, Cloud Bigtable will delete the backup and free the
-     * resources used by the backup.
+     * Required. The expiration time of the backup.
+     * When creating a backup or updating its `expire_time`, the value must be
+     * greater than the backup creation time by:
+     * - At least 6 hours
+     * - At most 90 days
+     *
+     * Once the `expire_time` has passed, Cloud Bigtable will delete the backup.
      * </pre>
      *
      * <code>.google.protobuf.Timestamp expire_time = 3 [(.google.api.field_behavior) = REQUIRED];
@@ -1767,11 +2123,13 @@ public Builder setExpireTime(com.google.protobuf.Timestamp.Builder builderForVal
      *
      *
      * <pre>
-     * Required. The expiration time of the backup, with microseconds
-     * granularity that must be at least 6 hours and at most 90 days
-     * from the time the request is received. Once the `expire_time`
-     * has passed, Cloud Bigtable will delete the backup and free the
-     * resources used by the backup.
+     * Required. The expiration time of the backup.
+     * When creating a backup or updating its `expire_time`, the value must be
+     * greater than the backup creation time by:
+     * - At least 6 hours
+     * - At most 90 days
+     *
+     * Once the `expire_time` has passed, Cloud Bigtable will delete the backup.
      * </pre>
      *
      * <code>.google.protobuf.Timestamp expire_time = 3 [(.google.api.field_behavior) = REQUIRED];
@@ -1799,11 +2157,13 @@ public Builder mergeExpireTime(com.google.protobuf.Timestamp value) {
      *
      *
      * <pre>
-     * Required. The expiration time of the backup, with microseconds
-     * granularity that must be at least 6 hours and at most 90 days
-     * from the time the request is received. Once the `expire_time`
-     * has passed, Cloud Bigtable will delete the backup and free the
-     * resources used by the backup.
+     * Required. The expiration time of the backup.
+     * When creating a backup or updating its `expire_time`, the value must be
+     * greater than the backup creation time by:
+     * - At least 6 hours
+     * - At most 90 days
+     *
+     * Once the `expire_time` has passed, Cloud Bigtable will delete the backup.
      * </pre>
      *
      * <code>.google.protobuf.Timestamp expire_time = 3 [(.google.api.field_behavior) = REQUIRED];
@@ -1823,11 +2183,13 @@ public Builder clearExpireTime() {
      *
      *
      * <pre>
-     * Required. The expiration time of the backup, with microseconds
-     * granularity that must be at least 6 hours and at most 90 days
-     * from the time the request is received. Once the `expire_time`
-     * has passed, Cloud Bigtable will delete the backup and free the
-     * resources used by the backup.
+     * Required. The expiration time of the backup.
+     * When creating a backup or updating its `expire_time`, the value must be
+     * greater than the backup creation time by:
+     * - At least 6 hours
+     * - At most 90 days
+     *
+     * Once the `expire_time` has passed, Cloud Bigtable will delete the backup.
      * </pre>
      *
      * <code>.google.protobuf.Timestamp expire_time = 3 [(.google.api.field_behavior) = REQUIRED];
@@ -1842,11 +2204,13 @@ public com.google.protobuf.Timestamp.Builder getExpireTimeBuilder() {
      *
      *
      * <pre>
-     * Required. The expiration time of the backup, with microseconds
-     * granularity that must be at least 6 hours and at most 90 days
-     * from the time the request is received. Once the `expire_time`
-     * has passed, Cloud Bigtable will delete the backup and free the
-     * resources used by the backup.
+     * Required. The expiration time of the backup.
+     * When creating a backup or updating its `expire_time`, the value must be
+     * greater than the backup creation time by:
+     * - At least 6 hours
+     * - At most 90 days
+     *
+     * Once the `expire_time` has passed, Cloud Bigtable will delete the backup.
      * </pre>
      *
      * <code>.google.protobuf.Timestamp expire_time = 3 [(.google.api.field_behavior) = REQUIRED];
@@ -1865,11 +2229,13 @@ public com.google.protobuf.TimestampOrBuilder getExpireTimeOrBuilder() {
      *
      *
      * <pre>
-     * Required. The expiration time of the backup, with microseconds
-     * granularity that must be at least 6 hours and at most 90 days
-     * from the time the request is received. Once the `expire_time`
-     * has passed, Cloud Bigtable will delete the backup and free the
-     * resources used by the backup.
+     * Required. The expiration time of the backup.
+     * When creating a backup or updating its `expire_time`, the value must be
+     * greater than the backup creation time by:
+     * - At least 6 hours
+     * - At most 90 days
+     *
+     * Once the `expire_time` has passed, Cloud Bigtable will delete the backup.
      * </pre>
      *
      * <code>.google.protobuf.Timestamp expire_time = 3 [(.google.api.field_behavior) = REQUIRED];
@@ -2675,6 +3041,344 @@ public com.google.bigtable.admin.v2.EncryptionInfoOrBuilder getEncryptionInfoOrB
       return encryptionInfoBuilder_;
     }
 
+    private int backupType_ = 0;
+    /**
+     *
+     *
+     * <pre>
+     * Indicates the backup type of the backup.
+     * </pre>
+     *
+     * <code>.google.bigtable.admin.v2.Backup.BackupType backup_type = 11;</code>
+     *
+     * @return The enum numeric value on the wire for backupType.
+     */
+    @java.lang.Override
+    public int getBackupTypeValue() {
+      return backupType_;
+    }
+    /**
+     *
+     *
+     * <pre>
+     * Indicates the backup type of the backup.
+     * </pre>
+     *
+     * <code>.google.bigtable.admin.v2.Backup.BackupType backup_type = 11;</code>
+     *
+     * @param value The enum numeric value on the wire for backupType to set.
+     * @return This builder for chaining.
+     */
+    public Builder setBackupTypeValue(int value) {
+      backupType_ = value;
+      bitField0_ |= 0x00000200;
+      onChanged();
+      return this;
+    }
+    /**
+     *
+     *
+     * <pre>
+     * Indicates the backup type of the backup.
+     * </pre>
+     *
+     * <code>.google.bigtable.admin.v2.Backup.BackupType backup_type = 11;</code>
+     *
+     * @return The backupType.
+     */
+    @java.lang.Override
+    public com.google.bigtable.admin.v2.Backup.BackupType getBackupType() {
+      com.google.bigtable.admin.v2.Backup.BackupType result =
+          com.google.bigtable.admin.v2.Backup.BackupType.forNumber(backupType_);
+      return result == null ? com.google.bigtable.admin.v2.Backup.BackupType.UNRECOGNIZED : result;
+    }
+    /**
+     *
+     *
+     * <pre>
+     * Indicates the backup type of the backup.
+     * </pre>
+     *
+     * <code>.google.bigtable.admin.v2.Backup.BackupType backup_type = 11;</code>
+     *
+     * @param value The backupType to set.
+     * @return This builder for chaining.
+     */
+    public Builder setBackupType(com.google.bigtable.admin.v2.Backup.BackupType value) {
+      if (value == null) {
+        throw new NullPointerException();
+      }
+      bitField0_ |= 0x00000200;
+      backupType_ = value.getNumber();
+      onChanged();
+      return this;
+    }
+    /**
+     *
+     *
+     * <pre>
+     * Indicates the backup type of the backup.
+     * </pre>
+     *
+     * <code>.google.bigtable.admin.v2.Backup.BackupType backup_type = 11;</code>
+     *
+     * @return This builder for chaining.
+     */
+    public Builder clearBackupType() {
+      bitField0_ = (bitField0_ & ~0x00000200);
+      backupType_ = 0;
+      onChanged();
+      return this;
+    }
+
+    private com.google.protobuf.Timestamp hotToStandardTime_;
+    private com.google.protobuf.SingleFieldBuilderV3<
+            com.google.protobuf.Timestamp,
+            com.google.protobuf.Timestamp.Builder,
+            com.google.protobuf.TimestampOrBuilder>
+        hotToStandardTimeBuilder_;
+    /**
+     *
+     *
+     * <pre>
+     * The time at which the hot backup will be converted to a standard backup.
+     * Once the `hot_to_standard_time` has passed, Cloud Bigtable will convert the
+     * hot backup to a standard backup. This value must be greater than the backup
+     * creation time by:
+     * - At least 24 hours
+     *
+     * This field only applies for hot backups. When creating or updating a
+     * standard backup, attempting to set this field will fail the request.
+     * </pre>
+     *
+     * <code>.google.protobuf.Timestamp hot_to_standard_time = 12;</code>
+     *
+     * @return Whether the hotToStandardTime field is set.
+     */
+    public boolean hasHotToStandardTime() {
+      return ((bitField0_ & 0x00000400) != 0);
+    }
+    /**
+     *
+     *
+     * <pre>
+     * The time at which the hot backup will be converted to a standard backup.
+     * Once the `hot_to_standard_time` has passed, Cloud Bigtable will convert the
+     * hot backup to a standard backup. This value must be greater than the backup
+     * creation time by:
+     * - At least 24 hours
+     *
+     * This field only applies for hot backups. When creating or updating a
+     * standard backup, attempting to set this field will fail the request.
+     * </pre>
+     *
+     * <code>.google.protobuf.Timestamp hot_to_standard_time = 12;</code>
+     *
+     * @return The hotToStandardTime.
+     */
+    public com.google.protobuf.Timestamp getHotToStandardTime() {
+      if (hotToStandardTimeBuilder_ == null) {
+        return hotToStandardTime_ == null
+            ? com.google.protobuf.Timestamp.getDefaultInstance()
+            : hotToStandardTime_;
+      } else {
+        return hotToStandardTimeBuilder_.getMessage();
+      }
+    }
+    /**
+     *
+     *
+     * <pre>
+     * The time at which the hot backup will be converted to a standard backup.
+     * Once the `hot_to_standard_time` has passed, Cloud Bigtable will convert the
+     * hot backup to a standard backup. This value must be greater than the backup
+     * creation time by:
+     * - At least 24 hours
+     *
+     * This field only applies for hot backups. When creating or updating a
+     * standard backup, attempting to set this field will fail the request.
+     * </pre>
+     *
+     * <code>.google.protobuf.Timestamp hot_to_standard_time = 12;</code>
+     */
+    public Builder setHotToStandardTime(com.google.protobuf.Timestamp value) {
+      if (hotToStandardTimeBuilder_ == null) {
+        if (value == null) {
+          throw new NullPointerException();
+        }
+        hotToStandardTime_ = value;
+      } else {
+        hotToStandardTimeBuilder_.setMessage(value);
+      }
+      bitField0_ |= 0x00000400;
+      onChanged();
+      return this;
+    }
+    /**
+     *
+     *
+     * <pre>
+     * The time at which the hot backup will be converted to a standard backup.
+     * Once the `hot_to_standard_time` has passed, Cloud Bigtable will convert the
+     * hot backup to a standard backup. This value must be greater than the backup
+     * creation time by:
+     * - At least 24 hours
+     *
+     * This field only applies for hot backups. When creating or updating a
+     * standard backup, attempting to set this field will fail the request.
+     * </pre>
+     *
+     * <code>.google.protobuf.Timestamp hot_to_standard_time = 12;</code>
+     */
+    public Builder setHotToStandardTime(com.google.protobuf.Timestamp.Builder builderForValue) {
+      if (hotToStandardTimeBuilder_ == null) {
+        hotToStandardTime_ = builderForValue.build();
+      } else {
+        hotToStandardTimeBuilder_.setMessage(builderForValue.build());
+      }
+      bitField0_ |= 0x00000400;
+      onChanged();
+      return this;
+    }
+    /**
+     *
+     *
+     * <pre>
+     * The time at which the hot backup will be converted to a standard backup.
+     * Once the `hot_to_standard_time` has passed, Cloud Bigtable will convert the
+     * hot backup to a standard backup. This value must be greater than the backup
+     * creation time by:
+     * - At least 24 hours
+     *
+     * This field only applies for hot backups. When creating or updating a
+     * standard backup, attempting to set this field will fail the request.
+     * </pre>
+     *
+     * <code>.google.protobuf.Timestamp hot_to_standard_time = 12;</code>
+     */
+    public Builder mergeHotToStandardTime(com.google.protobuf.Timestamp value) {
+      if (hotToStandardTimeBuilder_ == null) {
+        if (((bitField0_ & 0x00000400) != 0)
+            && hotToStandardTime_ != null
+            && hotToStandardTime_ != com.google.protobuf.Timestamp.getDefaultInstance()) {
+          getHotToStandardTimeBuilder().mergeFrom(value);
+        } else {
+          hotToStandardTime_ = value;
+        }
+      } else {
+        hotToStandardTimeBuilder_.mergeFrom(value);
+      }
+      if (hotToStandardTime_ != null) {
+        bitField0_ |= 0x00000400;
+        onChanged();
+      }
+      return this;
+    }
+    /**
+     *
+     *
+     * <pre>
+     * The time at which the hot backup will be converted to a standard backup.
+     * Once the `hot_to_standard_time` has passed, Cloud Bigtable will convert the
+     * hot backup to a standard backup. This value must be greater than the backup
+     * creation time by:
+     * - At least 24 hours
+     *
+     * This field only applies for hot backups. When creating or updating a
+     * standard backup, attempting to set this field will fail the request.
+     * </pre>
+     *
+     * <code>.google.protobuf.Timestamp hot_to_standard_time = 12;</code>
+     */
+    public Builder clearHotToStandardTime() {
+      bitField0_ = (bitField0_ & ~0x00000400);
+      hotToStandardTime_ = null;
+      if (hotToStandardTimeBuilder_ != null) {
+        hotToStandardTimeBuilder_.dispose();
+        hotToStandardTimeBuilder_ = null;
+      }
+      onChanged();
+      return this;
+    }
+    /**
+     *
+     *
+     * <pre>
+     * The time at which the hot backup will be converted to a standard backup.
+     * Once the `hot_to_standard_time` has passed, Cloud Bigtable will convert the
+     * hot backup to a standard backup. This value must be greater than the backup
+     * creation time by:
+     * - At least 24 hours
+     *
+     * This field only applies for hot backups. When creating or updating a
+     * standard backup, attempting to set this field will fail the request.
+     * </pre>
+     *
+     * <code>.google.protobuf.Timestamp hot_to_standard_time = 12;</code>
+     */
+    public com.google.protobuf.Timestamp.Builder getHotToStandardTimeBuilder() {
+      bitField0_ |= 0x00000400;
+      onChanged();
+      return getHotToStandardTimeFieldBuilder().getBuilder();
+    }
+    /**
+     *
+     *
+     * <pre>
+     * The time at which the hot backup will be converted to a standard backup.
+     * Once the `hot_to_standard_time` has passed, Cloud Bigtable will convert the
+     * hot backup to a standard backup. This value must be greater than the backup
+     * creation time by:
+     * - At least 24 hours
+     *
+     * This field only applies for hot backups. When creating or updating a
+     * standard backup, attempting to set this field will fail the request.
+     * </pre>
+     *
+     * <code>.google.protobuf.Timestamp hot_to_standard_time = 12;</code>
+     */
+    public com.google.protobuf.TimestampOrBuilder getHotToStandardTimeOrBuilder() {
+      if (hotToStandardTimeBuilder_ != null) {
+        return hotToStandardTimeBuilder_.getMessageOrBuilder();
+      } else {
+        return hotToStandardTime_ == null
+            ? com.google.protobuf.Timestamp.getDefaultInstance()
+            : hotToStandardTime_;
+      }
+    }
+    /**
+     *
+     *
+     * <pre>
+     * The time at which the hot backup will be converted to a standard backup.
+     * Once the `hot_to_standard_time` has passed, Cloud Bigtable will convert the
+     * hot backup to a standard backup. This value must be greater than the backup
+     * creation time by:
+     * - At least 24 hours
+     *
+     * This field only applies for hot backups. When creating or updating a
+     * standard backup, attempting to set this field will fail the request.
+     * </pre>
+     *
+     * <code>.google.protobuf.Timestamp hot_to_standard_time = 12;</code>
+     */
+    private com.google.protobuf.SingleFieldBuilderV3<
+            com.google.protobuf.Timestamp,
+            com.google.protobuf.Timestamp.Builder,
+            com.google.protobuf.TimestampOrBuilder>
+        getHotToStandardTimeFieldBuilder() {
+      if (hotToStandardTimeBuilder_ == null) {
+        hotToStandardTimeBuilder_ =
+            new com.google.protobuf.SingleFieldBuilderV3<
+                com.google.protobuf.Timestamp,
+                com.google.protobuf.Timestamp.Builder,
+                com.google.protobuf.TimestampOrBuilder>(
+                getHotToStandardTime(), getParentForChildren(), isClean());
+        hotToStandardTime_ = null;
+      }
+      return hotToStandardTimeBuilder_;
+    }
+
     @java.lang.Override
     public final Builder setUnknownFields(final com.google.protobuf.UnknownFieldSet unknownFields) {
       return super.setUnknownFields(unknownFields);
diff --git a/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/BackupInfo.java b/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/BackupInfo.java
index 18d0819ca9..39c98ad78b 100644
--- a/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/BackupInfo.java
+++ b/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/BackupInfo.java
@@ -282,7 +282,8 @@ public com.google.protobuf.ByteString getSourceTableBytes() {
    * <pre>
    * Output only. Name of the backup from which this backup was copied. If a
    * backup is not created by copying a backup, this field will be empty. Values
-   * are of the form: projects/&lt;project&gt;/instances/&lt;instance&gt;/backups/&lt;backup&gt;.
+   * are of the form:
+   * projects/&lt;project&gt;/instances/&lt;instance&gt;/clusters/&lt;cluster&gt;/backups/&lt;backup&gt;
    * </pre>
    *
    * <code>string source_backup = 10 [(.google.api.field_behavior) = OUTPUT_ONLY];</code>
@@ -307,7 +308,8 @@ public java.lang.String getSourceBackup() {
    * <pre>
    * Output only. Name of the backup from which this backup was copied. If a
    * backup is not created by copying a backup, this field will be empty. Values
-   * are of the form: projects/&lt;project&gt;/instances/&lt;instance&gt;/backups/&lt;backup&gt;.
+   * are of the form:
+   * projects/&lt;project&gt;/instances/&lt;instance&gt;/clusters/&lt;cluster&gt;/backups/&lt;backup&gt;
    * </pre>
    *
    * <code>string source_backup = 10 [(.google.api.field_behavior) = OUTPUT_ONLY];</code>
@@ -1408,7 +1410,8 @@ public Builder setSourceTableBytes(com.google.protobuf.ByteString value) {
      * <pre>
      * Output only. Name of the backup from which this backup was copied. If a
      * backup is not created by copying a backup, this field will be empty. Values
-     * are of the form: projects/&lt;project&gt;/instances/&lt;instance&gt;/backups/&lt;backup&gt;.
+     * are of the form:
+     * projects/&lt;project&gt;/instances/&lt;instance&gt;/clusters/&lt;cluster&gt;/backups/&lt;backup&gt;
      * </pre>
      *
      * <code>string source_backup = 10 [(.google.api.field_behavior) = OUTPUT_ONLY];</code>
@@ -1432,7 +1435,8 @@ public java.lang.String getSourceBackup() {
      * <pre>
      * Output only. Name of the backup from which this backup was copied. If a
      * backup is not created by copying a backup, this field will be empty. Values
-     * are of the form: projects/&lt;project&gt;/instances/&lt;instance&gt;/backups/&lt;backup&gt;.
+     * are of the form:
+     * projects/&lt;project&gt;/instances/&lt;instance&gt;/clusters/&lt;cluster&gt;/backups/&lt;backup&gt;
      * </pre>
      *
      * <code>string source_backup = 10 [(.google.api.field_behavior) = OUTPUT_ONLY];</code>
@@ -1456,7 +1460,8 @@ public com.google.protobuf.ByteString getSourceBackupBytes() {
      * <pre>
      * Output only. Name of the backup from which this backup was copied. If a
      * backup is not created by copying a backup, this field will be empty. Values
-     * are of the form: projects/&lt;project&gt;/instances/&lt;instance&gt;/backups/&lt;backup&gt;.
+     * are of the form:
+     * projects/&lt;project&gt;/instances/&lt;instance&gt;/clusters/&lt;cluster&gt;/backups/&lt;backup&gt;
      * </pre>
      *
      * <code>string source_backup = 10 [(.google.api.field_behavior) = OUTPUT_ONLY];</code>
@@ -1479,7 +1484,8 @@ public Builder setSourceBackup(java.lang.String value) {
      * <pre>
      * Output only. Name of the backup from which this backup was copied. If a
      * backup is not created by copying a backup, this field will be empty. Values
-     * are of the form: projects/&lt;project&gt;/instances/&lt;instance&gt;/backups/&lt;backup&gt;.
+     * are of the form:
+     * projects/&lt;project&gt;/instances/&lt;instance&gt;/clusters/&lt;cluster&gt;/backups/&lt;backup&gt;
      * </pre>
      *
      * <code>string source_backup = 10 [(.google.api.field_behavior) = OUTPUT_ONLY];</code>
@@ -1498,7 +1504,8 @@ public Builder clearSourceBackup() {
      * <pre>
      * Output only. Name of the backup from which this backup was copied. If a
      * backup is not created by copying a backup, this field will be empty. Values
-     * are of the form: projects/&lt;project&gt;/instances/&lt;instance&gt;/backups/&lt;backup&gt;.
+     * are of the form:
+     * projects/&lt;project&gt;/instances/&lt;instance&gt;/clusters/&lt;cluster&gt;/backups/&lt;backup&gt;
      * </pre>
      *
      * <code>string source_backup = 10 [(.google.api.field_behavior) = OUTPUT_ONLY];</code>
diff --git a/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/BackupInfoOrBuilder.java b/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/BackupInfoOrBuilder.java
index 6a93a024bd..ff3349eea5 100644
--- a/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/BackupInfoOrBuilder.java
+++ b/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/BackupInfoOrBuilder.java
@@ -162,7 +162,8 @@ public interface BackupInfoOrBuilder
    * <pre>
    * Output only. Name of the backup from which this backup was copied. If a
    * backup is not created by copying a backup, this field will be empty. Values
-   * are of the form: projects/&lt;project&gt;/instances/&lt;instance&gt;/backups/&lt;backup&gt;.
+   * are of the form:
+   * projects/&lt;project&gt;/instances/&lt;instance&gt;/clusters/&lt;cluster&gt;/backups/&lt;backup&gt;
    * </pre>
    *
    * <code>string source_backup = 10 [(.google.api.field_behavior) = OUTPUT_ONLY];</code>
@@ -176,7 +177,8 @@ public interface BackupInfoOrBuilder
    * <pre>
    * Output only. Name of the backup from which this backup was copied. If a
    * backup is not created by copying a backup, this field will be empty. Values
-   * are of the form: projects/&lt;project&gt;/instances/&lt;instance&gt;/backups/&lt;backup&gt;.
+   * are of the form:
+   * projects/&lt;project&gt;/instances/&lt;instance&gt;/clusters/&lt;cluster&gt;/backups/&lt;backup&gt;
    * </pre>
    *
    * <code>string source_backup = 10 [(.google.api.field_behavior) = OUTPUT_ONLY];</code>
diff --git a/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/BackupOrBuilder.java b/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/BackupOrBuilder.java
index 4f122ca46d..3ef01fdc1e 100644
--- a/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/BackupOrBuilder.java
+++ b/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/BackupOrBuilder.java
@@ -106,7 +106,8 @@ public interface BackupOrBuilder
    * <pre>
    * Output only. Name of the backup from which this backup was copied. If a
    * backup is not created by copying a backup, this field will be empty. Values
-   * are of the form: projects/&lt;project&gt;/instances/&lt;instance&gt;/backups/&lt;backup&gt;.
+   * are of the form:
+   * projects/&lt;project&gt;/instances/&lt;instance&gt;/clusters/&lt;cluster&gt;/backups/&lt;backup&gt;
    * </pre>
    *
    * <code>string source_backup = 10 [(.google.api.field_behavior) = OUTPUT_ONLY];</code>
@@ -120,7 +121,8 @@ public interface BackupOrBuilder
    * <pre>
    * Output only. Name of the backup from which this backup was copied. If a
    * backup is not created by copying a backup, this field will be empty. Values
-   * are of the form: projects/&lt;project&gt;/instances/&lt;instance&gt;/backups/&lt;backup&gt;.
+   * are of the form:
+   * projects/&lt;project&gt;/instances/&lt;instance&gt;/clusters/&lt;cluster&gt;/backups/&lt;backup&gt;
    * </pre>
    *
    * <code>string source_backup = 10 [(.google.api.field_behavior) = OUTPUT_ONLY];</code>
@@ -133,11 +135,13 @@ public interface BackupOrBuilder
    *
    *
    * <pre>
-   * Required. The expiration time of the backup, with microseconds
-   * granularity that must be at least 6 hours and at most 90 days
-   * from the time the request is received. Once the `expire_time`
-   * has passed, Cloud Bigtable will delete the backup and free the
-   * resources used by the backup.
+   * Required. The expiration time of the backup.
+   * When creating a backup or updating its `expire_time`, the value must be
+   * greater than the backup creation time by:
+   * - At least 6 hours
+   * - At most 90 days
+   *
+   * Once the `expire_time` has passed, Cloud Bigtable will delete the backup.
    * </pre>
    *
    * <code>.google.protobuf.Timestamp expire_time = 3 [(.google.api.field_behavior) = REQUIRED];
@@ -150,11 +154,13 @@ public interface BackupOrBuilder
    *
    *
    * <pre>
-   * Required. The expiration time of the backup, with microseconds
-   * granularity that must be at least 6 hours and at most 90 days
-   * from the time the request is received. Once the `expire_time`
-   * has passed, Cloud Bigtable will delete the backup and free the
-   * resources used by the backup.
+   * Required. The expiration time of the backup.
+   * When creating a backup or updating its `expire_time`, the value must be
+   * greater than the backup creation time by:
+   * - At least 6 hours
+   * - At most 90 days
+   *
+   * Once the `expire_time` has passed, Cloud Bigtable will delete the backup.
    * </pre>
    *
    * <code>.google.protobuf.Timestamp expire_time = 3 [(.google.api.field_behavior) = REQUIRED];
@@ -167,11 +173,13 @@ public interface BackupOrBuilder
    *
    *
    * <pre>
-   * Required. The expiration time of the backup, with microseconds
-   * granularity that must be at least 6 hours and at most 90 days
-   * from the time the request is received. Once the `expire_time`
-   * has passed, Cloud Bigtable will delete the backup and free the
-   * resources used by the backup.
+   * Required. The expiration time of the backup.
+   * When creating a backup or updating its `expire_time`, the value must be
+   * greater than the backup creation time by:
+   * - At least 6 hours
+   * - At most 90 days
+   *
+   * Once the `expire_time` has passed, Cloud Bigtable will delete the backup.
    * </pre>
    *
    * <code>.google.protobuf.Timestamp expire_time = 3 [(.google.api.field_behavior) = REQUIRED];
@@ -352,4 +360,85 @@ public interface BackupOrBuilder
    * </code>
    */
   com.google.bigtable.admin.v2.EncryptionInfoOrBuilder getEncryptionInfoOrBuilder();
+
+  /**
+   *
+   *
+   * <pre>
+   * Indicates the backup type of the backup.
+   * </pre>
+   *
+   * <code>.google.bigtable.admin.v2.Backup.BackupType backup_type = 11;</code>
+   *
+   * @return The enum numeric value on the wire for backupType.
+   */
+  int getBackupTypeValue();
+  /**
+   *
+   *
+   * <pre>
+   * Indicates the backup type of the backup.
+   * </pre>
+   *
+   * <code>.google.bigtable.admin.v2.Backup.BackupType backup_type = 11;</code>
+   *
+   * @return The backupType.
+   */
+  com.google.bigtable.admin.v2.Backup.BackupType getBackupType();
+
+  /**
+   *
+   *
+   * <pre>
+   * The time at which the hot backup will be converted to a standard backup.
+   * Once the `hot_to_standard_time` has passed, Cloud Bigtable will convert the
+   * hot backup to a standard backup. This value must be greater than the backup
+   * creation time by:
+   * - At least 24 hours
+   *
+   * This field only applies for hot backups. When creating or updating a
+   * standard backup, attempting to set this field will fail the request.
+   * </pre>
+   *
+   * <code>.google.protobuf.Timestamp hot_to_standard_time = 12;</code>
+   *
+   * @return Whether the hotToStandardTime field is set.
+   */
+  boolean hasHotToStandardTime();
+  /**
+   *
+   *
+   * <pre>
+   * The time at which the hot backup will be converted to a standard backup.
+   * Once the `hot_to_standard_time` has passed, Cloud Bigtable will convert the
+   * hot backup to a standard backup. This value must be greater than the backup
+   * creation time by:
+   * - At least 24 hours
+   *
+   * This field only applies for hot backups. When creating or updating a
+   * standard backup, attempting to set this field will fail the request.
+   * </pre>
+   *
+   * <code>.google.protobuf.Timestamp hot_to_standard_time = 12;</code>
+   *
+   * @return The hotToStandardTime.
+   */
+  com.google.protobuf.Timestamp getHotToStandardTime();
+  /**
+   *
+   *
+   * <pre>
+   * The time at which the hot backup will be converted to a standard backup.
+   * Once the `hot_to_standard_time` has passed, Cloud Bigtable will convert the
+   * hot backup to a standard backup. This value must be greater than the backup
+   * creation time by:
+   * - At least 24 hours
+   *
+   * This field only applies for hot backups. When creating or updating a
+   * standard backup, attempting to set this field will fail the request.
+   * </pre>
+   *
+   * <code>.google.protobuf.Timestamp hot_to_standard_time = 12;</code>
+   */
+  com.google.protobuf.TimestampOrBuilder getHotToStandardTimeOrBuilder();
 }
diff --git a/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/CopyBackupRequest.java b/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/CopyBackupRequest.java
index 69d472c190..37e5b666d0 100644
--- a/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/CopyBackupRequest.java
+++ b/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/CopyBackupRequest.java
@@ -76,7 +76,7 @@ public static final com.google.protobuf.Descriptors.Descriptor getDescriptor() {
    *
    * <pre>
    * Required. The name of the destination cluster that will contain the backup
-   * copy. The cluster must already exists. Values are of the form:
+   * copy. The cluster must already exist. Values are of the form:
    * `projects/{project}/instances/{instance}/clusters/{cluster}`.
    * </pre>
    *
@@ -103,7 +103,7 @@ public java.lang.String getParent() {
    *
    * <pre>
    * Required. The name of the destination cluster that will contain the backup
-   * copy. The cluster must already exists. Values are of the form:
+   * copy. The cluster must already exist. Values are of the form:
    * `projects/{project}/instances/{instance}/clusters/{cluster}`.
    * </pre>
    *
@@ -754,7 +754,7 @@ public Builder mergeFrom(
      *
      * <pre>
      * Required. The name of the destination cluster that will contain the backup
-     * copy. The cluster must already exists. Values are of the form:
+     * copy. The cluster must already exist. Values are of the form:
      * `projects/{project}/instances/{instance}/clusters/{cluster}`.
      * </pre>
      *
@@ -780,7 +780,7 @@ public java.lang.String getParent() {
      *
      * <pre>
      * Required. The name of the destination cluster that will contain the backup
-     * copy. The cluster must already exists. Values are of the form:
+     * copy. The cluster must already exist. Values are of the form:
      * `projects/{project}/instances/{instance}/clusters/{cluster}`.
      * </pre>
      *
@@ -806,7 +806,7 @@ public com.google.protobuf.ByteString getParentBytes() {
      *
      * <pre>
      * Required. The name of the destination cluster that will contain the backup
-     * copy. The cluster must already exists. Values are of the form:
+     * copy. The cluster must already exist. Values are of the form:
      * `projects/{project}/instances/{instance}/clusters/{cluster}`.
      * </pre>
      *
@@ -831,7 +831,7 @@ public Builder setParent(java.lang.String value) {
      *
      * <pre>
      * Required. The name of the destination cluster that will contain the backup
-     * copy. The cluster must already exists. Values are of the form:
+     * copy. The cluster must already exist. Values are of the form:
      * `projects/{project}/instances/{instance}/clusters/{cluster}`.
      * </pre>
      *
@@ -852,7 +852,7 @@ public Builder clearParent() {
      *
      * <pre>
      * Required. The name of the destination cluster that will contain the backup
-     * copy. The cluster must already exists. Values are of the form:
+     * copy. The cluster must already exist. Values are of the form:
      * `projects/{project}/instances/{instance}/clusters/{cluster}`.
      * </pre>
      *
diff --git a/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/CopyBackupRequestOrBuilder.java b/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/CopyBackupRequestOrBuilder.java
index 43ca118837..34c46b495c 100644
--- a/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/CopyBackupRequestOrBuilder.java
+++ b/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/CopyBackupRequestOrBuilder.java
@@ -29,7 +29,7 @@ public interface CopyBackupRequestOrBuilder
    *
    * <pre>
    * Required. The name of the destination cluster that will contain the backup
-   * copy. The cluster must already exists. Values are of the form:
+   * copy. The cluster must already exist. Values are of the form:
    * `projects/{project}/instances/{instance}/clusters/{cluster}`.
    * </pre>
    *
@@ -45,7 +45,7 @@ public interface CopyBackupRequestOrBuilder
    *
    * <pre>
    * Required. The name of the destination cluster that will contain the backup
-   * copy. The cluster must already exists. Values are of the form:
+   * copy. The cluster must already exist. Values are of the form:
    * `projects/{project}/instances/{instance}/clusters/{cluster}`.
    * </pre>
    *
diff --git a/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/TableProto.java b/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/TableProto.java
index 42dcaf2d64..f54afaa543 100644
--- a/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/TableProto.java
+++ b/proto-google-cloud-bigtable-admin-v2/src/main/java/com/google/bigtable/admin/v2/TableProto.java
@@ -213,7 +213,7 @@ public static com.google.protobuf.Descriptors.FileDescriptor getDescriptor() {
           + "\014\n\010CREATING\020\002:{\352Ax\n%bigtableadmin.google"
           + "apis.com/Snapshot\022Oprojects/{project}/in"
           + "stances/{instance}/clusters/{cluster}/sn"
-          + "apshots/{snapshot}\"\273\004\n\006Backup\022\014\n\004name\030\001 "
+          + "apshots/{snapshot}\"\371\005\n\006Backup\022\014\n\004name\030\001 "
           + "\001(\t\022\034\n\014source_table\030\002 \001(\tB\006\340A\005\340A\002\022\032\n\rsou"
           + "rce_backup\030\n \001(\tB\003\340A\003\0224\n\013expire_time\030\003 \001"
           + "(\0132\032.google.protobuf.TimestampB\003\340A\002\0223\n\ns"
@@ -223,28 +223,32 @@ public static com.google.protobuf.Descriptors.FileDescriptor getDescriptor() {
           + "\003\340A\003\022:\n\005state\030\007 \001(\0162&.google.bigtable.ad"
           + "min.v2.Backup.StateB\003\340A\003\022F\n\017encryption_i"
           + "nfo\030\t \001(\0132(.google.bigtable.admin.v2.Enc"
-          + "ryptionInfoB\003\340A\003\"7\n\005State\022\025\n\021STATE_UNSPE"
-          + "CIFIED\020\000\022\014\n\010CREATING\020\001\022\t\n\005READY\020\002:u\352Ar\n#"
-          + "bigtableadmin.googleapis.com/Backup\022Kpro"
-          + "jects/{project}/instances/{instance}/clu"
-          + "sters/{cluster}/backups/{backup}\"\300\001\n\nBac"
-          + "kupInfo\022\023\n\006backup\030\001 \001(\tB\003\340A\003\0223\n\nstart_ti"
-          + "me\030\002 \001(\0132\032.google.protobuf.TimestampB\003\340A"
-          + "\003\0221\n\010end_time\030\003 \001(\0132\032.google.protobuf.Ti"
-          + "mestampB\003\340A\003\022\031\n\014source_table\030\004 \001(\tB\003\340A\003\022"
-          + "\032\n\rsource_backup\030\n \001(\tB\003\340A\003*D\n\021RestoreSo"
-          + "urceType\022#\n\037RESTORE_SOURCE_TYPE_UNSPECIF"
-          + "IED\020\000\022\n\n\006BACKUP\020\001B\367\002\n\034com.google.bigtabl"
-          + "e.admin.v2B\nTableProtoP\001Z8cloud.google.c"
-          + "om/go/bigtable/admin/apiv2/adminpb;admin"
-          + "pb\252\002\036Google.Cloud.Bigtable.Admin.V2\312\002\036Go"
-          + "ogle\\Cloud\\Bigtable\\Admin\\V2\352\002\"Google::C"
-          + "loud::Bigtable::Admin::V2\352A\246\001\n(cloudkms."
-          + "googleapis.com/CryptoKeyVersion\022zproject"
-          + "s/{project}/locations/{location}/keyRing"
-          + "s/{key_ring}/cryptoKeys/{crypto_key}/cry"
-          + "ptoKeyVersions/{crypto_key_version}b\006pro"
-          + "to3"
+          + "ryptionInfoB\003\340A\003\022@\n\013backup_type\030\013 \001(\0162+."
+          + "google.bigtable.admin.v2.Backup.BackupTy"
+          + "pe\0228\n\024hot_to_standard_time\030\014 \001(\0132\032.googl"
+          + "e.protobuf.Timestamp\"7\n\005State\022\025\n\021STATE_U"
+          + "NSPECIFIED\020\000\022\014\n\010CREATING\020\001\022\t\n\005READY\020\002\"@\n"
+          + "\nBackupType\022\033\n\027BACKUP_TYPE_UNSPECIFIED\020\000"
+          + "\022\014\n\010STANDARD\020\001\022\007\n\003HOT\020\002:u\352Ar\n#bigtablead"
+          + "min.googleapis.com/Backup\022Kprojects/{pro"
+          + "ject}/instances/{instance}/clusters/{clu"
+          + "ster}/backups/{backup}\"\300\001\n\nBackupInfo\022\023\n"
+          + "\006backup\030\001 \001(\tB\003\340A\003\0223\n\nstart_time\030\002 \001(\0132\032"
+          + ".google.protobuf.TimestampB\003\340A\003\0221\n\010end_t"
+          + "ime\030\003 \001(\0132\032.google.protobuf.TimestampB\003\340"
+          + "A\003\022\031\n\014source_table\030\004 \001(\tB\003\340A\003\022\032\n\rsource_"
+          + "backup\030\n \001(\tB\003\340A\003*D\n\021RestoreSourceType\022#"
+          + "\n\037RESTORE_SOURCE_TYPE_UNSPECIFIED\020\000\022\n\n\006B"
+          + "ACKUP\020\001B\367\002\n\034com.google.bigtable.admin.v2"
+          + "B\nTableProtoP\001Z8cloud.google.com/go/bigt"
+          + "able/admin/apiv2/adminpb;adminpb\252\002\036Googl"
+          + "e.Cloud.Bigtable.Admin.V2\312\002\036Google\\Cloud"
+          + "\\Bigtable\\Admin\\V2\352\002\"Google::Cloud::Bigt"
+          + "able::Admin::V2\352A\246\001\n(cloudkms.googleapis"
+          + ".com/CryptoKeyVersion\022zprojects/{project"
+          + "}/locations/{location}/keyRings/{key_rin"
+          + "g}/cryptoKeys/{crypto_key}/cryptoKeyVers"
+          + "ions/{crypto_key_version}b\006proto3"
     };
     descriptor =
         com.google.protobuf.Descriptors.FileDescriptor.internalBuildGeneratedFileFrom(
@@ -424,6 +428,8 @@ public static com.google.protobuf.Descriptors.FileDescriptor getDescriptor() {
               "SizeBytes",
               "State",
               "EncryptionInfo",
+              "BackupType",
+              "HotToStandardTime",
             });
     internal_static_google_bigtable_admin_v2_BackupInfo_descriptor =
         getDescriptor().getMessageTypes().get(9);
diff --git a/proto-google-cloud-bigtable-admin-v2/src/main/proto/google/bigtable/admin/v2/bigtable_table_admin.proto b/proto-google-cloud-bigtable-admin-v2/src/main/proto/google/bigtable/admin/v2/bigtable_table_admin.proto
index 8614750afa..1fdcefa4a0 100644
--- a/proto-google-cloud-bigtable-admin-v2/src/main/proto/google/bigtable/admin/v2/bigtable_table_admin.proto
+++ b/proto-google-cloud-bigtable-admin-v2/src/main/proto/google/bigtable/admin/v2/bigtable_table_admin.proto
@@ -360,7 +360,7 @@ service BigtableTableAdmin {
   // returned table [long-running operation][google.longrunning.Operation] can
   // be used to track the progress of the operation, and to cancel it.  The
   // [metadata][google.longrunning.Operation.metadata] field type is
-  // [RestoreTableMetadata][google.bigtable.admin.RestoreTableMetadata].  The
+  // [RestoreTableMetadata][google.bigtable.admin.v2.RestoreTableMetadata].  The
   // [response][google.longrunning.Operation.response] type is
   // [Table][google.bigtable.admin.v2.Table], if successful.
   rpc RestoreTable(RestoreTableRequest) returns (google.longrunning.Operation) {
@@ -1219,7 +1219,7 @@ message ListBackupsResponse {
 // [CopyBackup][google.bigtable.admin.v2.BigtableTableAdmin.CopyBackup].
 message CopyBackupRequest {
   // Required. The name of the destination cluster that will contain the backup
-  // copy. The cluster must already exists. Values are of the form:
+  // copy. The cluster must already exist. Values are of the form:
   // `projects/{project}/instances/{instance}/clusters/{cluster}`.
   string parent = 1 [
     (google.api.field_behavior) = REQUIRED,
diff --git a/proto-google-cloud-bigtable-admin-v2/src/main/proto/google/bigtable/admin/v2/table.proto b/proto-google-cloud-bigtable-admin-v2/src/main/proto/google/bigtable/admin/v2/table.proto
index bdd53b6c54..b2ef458c83 100644
--- a/proto-google-cloud-bigtable-admin-v2/src/main/proto/google/bigtable/admin/v2/table.proto
+++ b/proto-google-cloud-bigtable-admin-v2/src/main/proto/google/bigtable/admin/v2/table.proto
@@ -456,6 +456,23 @@ message Backup {
     READY = 2;
   }
 
+  // The type of the backup.
+  enum BackupType {
+    // Not specified.
+    BACKUP_TYPE_UNSPECIFIED = 0;
+
+    // The default type for Cloud Bigtable managed backups. Supported for
+    // backups created in both HDD and SSD instances. Requires optimization when
+    // restored to a table in an SSD instance.
+    STANDARD = 1;
+
+    // A backup type with faster restore to SSD performance. Only supported for
+    // backups created in SSD instances. A new SSD table restored from a hot
+    // backup reaches production performance more quickly than a standard
+    // backup.
+    HOT = 2;
+  }
+
   // A globally unique identifier for the backup which cannot be
   // changed. Values are of the form
   // `projects/{project}/instances/{instance}/clusters/{cluster}/
@@ -478,14 +495,17 @@ message Backup {
 
   // Output only. Name of the backup from which this backup was copied. If a
   // backup is not created by copying a backup, this field will be empty. Values
-  // are of the form: projects/<project>/instances/<instance>/backups/<backup>.
+  // are of the form:
+  // projects/<project>/instances/<instance>/clusters/<cluster>/backups/<backup>
   string source_backup = 10 [(google.api.field_behavior) = OUTPUT_ONLY];
 
-  // Required. The expiration time of the backup, with microseconds
-  // granularity that must be at least 6 hours and at most 90 days
-  // from the time the request is received. Once the `expire_time`
-  // has passed, Cloud Bigtable will delete the backup and free the
-  // resources used by the backup.
+  // Required. The expiration time of the backup.
+  // When creating a backup or updating its `expire_time`, the value must be
+  // greater than the backup creation time by:
+  // - At least 6 hours
+  // - At most 90 days
+  //
+  // Once the `expire_time` has passed, Cloud Bigtable will delete the backup.
   google.protobuf.Timestamp expire_time = 3
       [(google.api.field_behavior) = REQUIRED];
 
@@ -511,6 +531,19 @@ message Backup {
   // Output only. The encryption information for the backup.
   EncryptionInfo encryption_info = 9
       [(google.api.field_behavior) = OUTPUT_ONLY];
+
+  // Indicates the backup type of the backup.
+  BackupType backup_type = 11;
+
+  // The time at which the hot backup will be converted to a standard backup.
+  // Once the `hot_to_standard_time` has passed, Cloud Bigtable will convert the
+  // hot backup to a standard backup. This value must be greater than the backup
+  // creation time by:
+  // - At least 24 hours
+  //
+  // This field only applies for hot backups. When creating or updating a
+  // standard backup, attempting to set this field will fail the request.
+  google.protobuf.Timestamp hot_to_standard_time = 12;
 }
 
 // Information about a backup.
@@ -533,7 +566,8 @@ message BackupInfo {
 
   // Output only. Name of the backup from which this backup was copied. If a
   // backup is not created by copying a backup, this field will be empty. Values
-  // are of the form: projects/<project>/instances/<instance>/backups/<backup>.
+  // are of the form:
+  // projects/<project>/instances/<instance>/clusters/<cluster>/backups/<backup>
   string source_backup = 10 [(google.api.field_behavior) = OUTPUT_ONLY];
 }