diff --git a/sql/resource-manager/v2017_10_01_preview/src/main/java/com/microsoft/azure/management/sql/v2017_10_01_preview/ManagedInstanceEncryptionProtectors.java b/sql/resource-manager/v2017_10_01_preview/src/main/java/com/microsoft/azure/management/sql/v2017_10_01_preview/ManagedInstanceEncryptionProtectors.java
index 228e27215ed8..b40ae963ac4c 100644
--- a/sql/resource-manager/v2017_10_01_preview/src/main/java/com/microsoft/azure/management/sql/v2017_10_01_preview/ManagedInstanceEncryptionProtectors.java
+++ b/sql/resource-manager/v2017_10_01_preview/src/main/java/com/microsoft/azure/management/sql/v2017_10_01_preview/ManagedInstanceEncryptionProtectors.java
@@ -8,6 +8,7 @@
 
 package com.microsoft.azure.management.sql.v2017_10_01_preview;
 
+import rx.Completable;
 import rx.Observable;
 import com.microsoft.azure.management.sql.v2017_10_01_preview.implementation.ManagedInstanceEncryptionProtectorInner;
 import com.microsoft.azure.management.sql.v2017_10_01_preview.implementation.ManagedInstanceEncryptionProtectorsInner;
@@ -17,6 +18,16 @@
  * Type representing ManagedInstanceEncryptionProtectors.
  */
 public interface ManagedInstanceEncryptionProtectors extends HasInner<ManagedInstanceEncryptionProtectorsInner> {
+    /**
+     * Revalidates an existing encryption protector.
+     *
+     * @param resourceGroupName The name of the resource group that contains the resource. You can obtain this value from the Azure Resource Manager API or the portal.
+     * @param managedInstanceName The name of the managed instance.
+     * @throws IllegalArgumentException thrown if parameters fail the validation
+     * @return the observable for the request
+     */
+    Completable revalidateAsync(String resourceGroupName, String managedInstanceName);
+
     /**
      * Gets a list of managed instance encryption protectors.
      *
diff --git a/sql/resource-manager/v2017_10_01_preview/src/main/java/com/microsoft/azure/management/sql/v2017_10_01_preview/implementation/ManagedInstanceEncryptionProtectorsImpl.java b/sql/resource-manager/v2017_10_01_preview/src/main/java/com/microsoft/azure/management/sql/v2017_10_01_preview/implementation/ManagedInstanceEncryptionProtectorsImpl.java
index f5e79e61090b..68cdd241e22e 100644
--- a/sql/resource-manager/v2017_10_01_preview/src/main/java/com/microsoft/azure/management/sql/v2017_10_01_preview/implementation/ManagedInstanceEncryptionProtectorsImpl.java
+++ b/sql/resource-manager/v2017_10_01_preview/src/main/java/com/microsoft/azure/management/sql/v2017_10_01_preview/implementation/ManagedInstanceEncryptionProtectorsImpl.java
@@ -11,6 +11,7 @@
 
 import com.microsoft.azure.arm.model.implementation.WrapperImpl;
 import com.microsoft.azure.management.sql.v2017_10_01_preview.ManagedInstanceEncryptionProtectors;
+import rx.Completable;
 import rx.functions.Func1;
 import rx.Observable;
 import com.microsoft.azure.Page;
@@ -28,6 +29,12 @@ public SqlManager manager() {
         return this.manager;
     }
 
+    @Override
+    public Completable revalidateAsync(String resourceGroupName, String managedInstanceName) {
+        ManagedInstanceEncryptionProtectorsInner client = this.inner();
+        return client.revalidateAsync(resourceGroupName, managedInstanceName).toCompletable();
+    }
+
     @Override
     public Observable<ManagedInstanceEncryptionProtector> listByInstanceAsync(final String resourceGroupName, final String managedInstanceName) {
         ManagedInstanceEncryptionProtectorsInner client = this.inner();
diff --git a/sql/resource-manager/v2017_10_01_preview/src/main/java/com/microsoft/azure/management/sql/v2017_10_01_preview/implementation/ManagedInstanceEncryptionProtectorsInner.java b/sql/resource-manager/v2017_10_01_preview/src/main/java/com/microsoft/azure/management/sql/v2017_10_01_preview/implementation/ManagedInstanceEncryptionProtectorsInner.java
index 303c257a8ea7..6958f4560f42 100644
--- a/sql/resource-manager/v2017_10_01_preview/src/main/java/com/microsoft/azure/management/sql/v2017_10_01_preview/implementation/ManagedInstanceEncryptionProtectorsInner.java
+++ b/sql/resource-manager/v2017_10_01_preview/src/main/java/com/microsoft/azure/management/sql/v2017_10_01_preview/implementation/ManagedInstanceEncryptionProtectorsInner.java
@@ -27,6 +27,7 @@
 import retrofit2.http.Header;
 import retrofit2.http.Headers;
 import retrofit2.http.Path;
+import retrofit2.http.POST;
 import retrofit2.http.PUT;
 import retrofit2.http.Query;
 import retrofit2.http.Url;
@@ -60,6 +61,14 @@ public ManagedInstanceEncryptionProtectorsInner(Retrofit retrofit, SqlManagement
      * used by Retrofit to perform actually REST calls.
      */
     interface ManagedInstanceEncryptionProtectorsService {
+        @Headers({ "Content-Type: application/json; charset=utf-8", "x-ms-logging-context: com.microsoft.azure.management.sql.v2017_10_01_preview.ManagedInstanceEncryptionProtectors revalidate" })
+        @POST("subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Sql/managedInstances/{managedInstanceName}/encryptionProtector/{encryptionProtectorName}/revalidate")
+        Observable<Response<ResponseBody>> revalidate(@Path("resourceGroupName") String resourceGroupName, @Path("managedInstanceName") String managedInstanceName, @Path("encryptionProtectorName") String encryptionProtectorName, @Path("subscriptionId") String subscriptionId, @Query("api-version") String apiVersion, @Header("accept-language") String acceptLanguage, @Header("User-Agent") String userAgent);
+
+        @Headers({ "Content-Type: application/json; charset=utf-8", "x-ms-logging-context: com.microsoft.azure.management.sql.v2017_10_01_preview.ManagedInstanceEncryptionProtectors beginRevalidate" })
+        @POST("subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Sql/managedInstances/{managedInstanceName}/encryptionProtector/{encryptionProtectorName}/revalidate")
+        Observable<Response<ResponseBody>> beginRevalidate(@Path("resourceGroupName") String resourceGroupName, @Path("managedInstanceName") String managedInstanceName, @Path("encryptionProtectorName") String encryptionProtectorName, @Path("subscriptionId") String subscriptionId, @Query("api-version") String apiVersion, @Header("accept-language") String acceptLanguage, @Header("User-Agent") String userAgent);
+
         @Headers({ "Content-Type: application/json; charset=utf-8", "x-ms-logging-context: com.microsoft.azure.management.sql.v2017_10_01_preview.ManagedInstanceEncryptionProtectors listByInstance" })
         @GET("subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Sql/managedInstances/{managedInstanceName}/encryptionProtector")
         Observable<Response<ResponseBody>> listByInstance(@Path("resourceGroupName") String resourceGroupName, @Path("managedInstanceName") String managedInstanceName, @Path("subscriptionId") String subscriptionId, @Query("api-version") String apiVersion, @Header("accept-language") String acceptLanguage, @Header("User-Agent") String userAgent);
@@ -82,6 +91,162 @@ interface ManagedInstanceEncryptionProtectorsService {
 
     }
 
+    /**
+     * Revalidates an existing encryption protector.
+     *
+     * @param resourceGroupName The name of the resource group that contains the resource. You can obtain this value from the Azure Resource Manager API or the portal.
+     * @param managedInstanceName The name of the managed instance.
+     * @throws IllegalArgumentException thrown if parameters fail the validation
+     * @throws CloudException thrown if the request is rejected by server
+     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent
+     */
+    public void revalidate(String resourceGroupName, String managedInstanceName) {
+        revalidateWithServiceResponseAsync(resourceGroupName, managedInstanceName).toBlocking().last().body();
+    }
+
+    /**
+     * Revalidates an existing encryption protector.
+     *
+     * @param resourceGroupName The name of the resource group that contains the resource. You can obtain this value from the Azure Resource Manager API or the portal.
+     * @param managedInstanceName The name of the managed instance.
+     * @param serviceCallback the async ServiceCallback to handle successful and failed responses.
+     * @throws IllegalArgumentException thrown if parameters fail the validation
+     * @return the {@link ServiceFuture} object
+     */
+    public ServiceFuture<Void> revalidateAsync(String resourceGroupName, String managedInstanceName, final ServiceCallback<Void> serviceCallback) {
+        return ServiceFuture.fromResponse(revalidateWithServiceResponseAsync(resourceGroupName, managedInstanceName), serviceCallback);
+    }
+
+    /**
+     * Revalidates an existing encryption protector.
+     *
+     * @param resourceGroupName The name of the resource group that contains the resource. You can obtain this value from the Azure Resource Manager API or the portal.
+     * @param managedInstanceName The name of the managed instance.
+     * @throws IllegalArgumentException thrown if parameters fail the validation
+     * @return the observable for the request
+     */
+    public Observable<Void> revalidateAsync(String resourceGroupName, String managedInstanceName) {
+        return revalidateWithServiceResponseAsync(resourceGroupName, managedInstanceName).map(new Func1<ServiceResponse<Void>, Void>() {
+            @Override
+            public Void call(ServiceResponse<Void> response) {
+                return response.body();
+            }
+        });
+    }
+
+    /**
+     * Revalidates an existing encryption protector.
+     *
+     * @param resourceGroupName The name of the resource group that contains the resource. You can obtain this value from the Azure Resource Manager API or the portal.
+     * @param managedInstanceName The name of the managed instance.
+     * @throws IllegalArgumentException thrown if parameters fail the validation
+     * @return the observable for the request
+     */
+    public Observable<ServiceResponse<Void>> revalidateWithServiceResponseAsync(String resourceGroupName, String managedInstanceName) {
+        if (resourceGroupName == null) {
+            throw new IllegalArgumentException("Parameter resourceGroupName is required and cannot be null.");
+        }
+        if (managedInstanceName == null) {
+            throw new IllegalArgumentException("Parameter managedInstanceName is required and cannot be null.");
+        }
+        if (this.client.subscriptionId() == null) {
+            throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
+        }
+        if (this.client.apiVersion() == null) {
+            throw new IllegalArgumentException("Parameter this.client.apiVersion() is required and cannot be null.");
+        }
+        final String encryptionProtectorName = "current";
+        Observable<Response<ResponseBody>> observable = service.revalidate(resourceGroupName, managedInstanceName, encryptionProtectorName, this.client.subscriptionId(), this.client.apiVersion(), this.client.acceptLanguage(), this.client.userAgent());
+        return client.getAzureClient().getPostOrDeleteResultAsync(observable, new TypeToken<Void>() { }.getType());
+    }
+
+    /**
+     * Revalidates an existing encryption protector.
+     *
+     * @param resourceGroupName The name of the resource group that contains the resource. You can obtain this value from the Azure Resource Manager API or the portal.
+     * @param managedInstanceName The name of the managed instance.
+     * @throws IllegalArgumentException thrown if parameters fail the validation
+     * @throws CloudException thrown if the request is rejected by server
+     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent
+     */
+    public void beginRevalidate(String resourceGroupName, String managedInstanceName) {
+        beginRevalidateWithServiceResponseAsync(resourceGroupName, managedInstanceName).toBlocking().single().body();
+    }
+
+    /**
+     * Revalidates an existing encryption protector.
+     *
+     * @param resourceGroupName The name of the resource group that contains the resource. You can obtain this value from the Azure Resource Manager API or the portal.
+     * @param managedInstanceName The name of the managed instance.
+     * @param serviceCallback the async ServiceCallback to handle successful and failed responses.
+     * @throws IllegalArgumentException thrown if parameters fail the validation
+     * @return the {@link ServiceFuture} object
+     */
+    public ServiceFuture<Void> beginRevalidateAsync(String resourceGroupName, String managedInstanceName, final ServiceCallback<Void> serviceCallback) {
+        return ServiceFuture.fromResponse(beginRevalidateWithServiceResponseAsync(resourceGroupName, managedInstanceName), serviceCallback);
+    }
+
+    /**
+     * Revalidates an existing encryption protector.
+     *
+     * @param resourceGroupName The name of the resource group that contains the resource. You can obtain this value from the Azure Resource Manager API or the portal.
+     * @param managedInstanceName The name of the managed instance.
+     * @throws IllegalArgumentException thrown if parameters fail the validation
+     * @return the {@link ServiceResponse} object if successful.
+     */
+    public Observable<Void> beginRevalidateAsync(String resourceGroupName, String managedInstanceName) {
+        return beginRevalidateWithServiceResponseAsync(resourceGroupName, managedInstanceName).map(new Func1<ServiceResponse<Void>, Void>() {
+            @Override
+            public Void call(ServiceResponse<Void> response) {
+                return response.body();
+            }
+        });
+    }
+
+    /**
+     * Revalidates an existing encryption protector.
+     *
+     * @param resourceGroupName The name of the resource group that contains the resource. You can obtain this value from the Azure Resource Manager API or the portal.
+     * @param managedInstanceName The name of the managed instance.
+     * @throws IllegalArgumentException thrown if parameters fail the validation
+     * @return the {@link ServiceResponse} object if successful.
+     */
+    public Observable<ServiceResponse<Void>> beginRevalidateWithServiceResponseAsync(String resourceGroupName, String managedInstanceName) {
+        if (resourceGroupName == null) {
+            throw new IllegalArgumentException("Parameter resourceGroupName is required and cannot be null.");
+        }
+        if (managedInstanceName == null) {
+            throw new IllegalArgumentException("Parameter managedInstanceName is required and cannot be null.");
+        }
+        if (this.client.subscriptionId() == null) {
+            throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
+        }
+        if (this.client.apiVersion() == null) {
+            throw new IllegalArgumentException("Parameter this.client.apiVersion() is required and cannot be null.");
+        }
+        final String encryptionProtectorName = "current";
+        return service.beginRevalidate(resourceGroupName, managedInstanceName, encryptionProtectorName, this.client.subscriptionId(), this.client.apiVersion(), this.client.acceptLanguage(), this.client.userAgent())
+            .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Void>>>() {
+                @Override
+                public Observable<ServiceResponse<Void>> call(Response<ResponseBody> response) {
+                    try {
+                        ServiceResponse<Void> clientResponse = beginRevalidateDelegate(response);
+                        return Observable.just(clientResponse);
+                    } catch (Throwable t) {
+                        return Observable.error(t);
+                    }
+                }
+            });
+    }
+
+    private ServiceResponse<Void> beginRevalidateDelegate(Response<ResponseBody> response) throws CloudException, IOException, IllegalArgumentException {
+        return this.client.restClient().responseBuilderFactory().<Void, CloudException>newInstance(this.client.serializerAdapter())
+                .register(200, new TypeToken<Void>() { }.getType())
+                .register(202, new TypeToken<Void>() { }.getType())
+                .registerError(CloudException.class)
+                .build(response);
+    }
+
     /**
      * Gets a list of managed instance encryption protectors.
      *