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Nessie: Fix NPE while accessing refreshed table in nessie catalog #4509

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Merged
openinx merged 1 commit into from
Apr 7, 2022
Merged

Nessie: Fix NPE while accessing refreshed table in nessie catalog #4509

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3 changes: 2 additions & 1 deletion nessie/src/main/java/org/apache/iceberg/nessie/NessieTableOperations.java
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Original file line number Diff line number Diff line change
Expand Up @@ -89,7 +89,8 @@ private TableMetadata loadTableMetadata(String metadataLocation) {
TableMetadata.Builder builder = TableMetadata.buildFrom(TableMetadataParser.read(io(), metadataLocation))
.setCurrentSchema(table.getSchemaId())
.setDefaultSortOrder(table.getSortOrderId())
.setDefaultPartitionSpec(table.getSpecId());
.setDefaultPartitionSpec(table.getSpecId())
.withMetadataLocation(metadataLocation);
if (table.getSnapshotId() != -1) {
builder.setBranchSnapshot(table.getSnapshotId(), SnapshotRef.MAIN_BRANCH);
}
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27 changes: 27 additions & 0 deletions nessie/src/test/java/org/apache/iceberg/nessie/TestBranchVisibility.java
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Original file line number Diff line number Diff line change
Expand Up @@ -22,6 +22,7 @@
import java.util.Collections;
import java.util.Map;
import org.apache.avro.generic.GenericRecordBuilder;
import org.apache.iceberg.BaseTable;
import org.apache.iceberg.DataFile;
import org.apache.iceberg.Snapshot;
import org.apache.iceberg.Table;
Expand Down Expand Up @@ -173,6 +174,32 @@ public void testSchemaSnapshot() throws Exception {
Assertions.assertThat(metadataOn2).isNotEqualTo(metadataOnTest).isNotEqualTo(metadataOnTest2);
}

@Test
public void testMetadataLocation() throws Exception {
String branch1 = "test";
String branch2 = "branch-2";

// commit on tableIdentifier1 on branch1
NessieCatalog catalog = initCatalog(branch1);
String metadataLocationOfCommit1 = addRow(catalog, tableIdentifier1, "initial-data",
ImmutableMap.of("id0", 4L));

createBranch(branch2, catalog.currentHash(), branch1);
// commit on tableIdentifier1 on branch2
catalog = initCatalog(branch2);
String metadataLocationOfCommit2 = addRow(catalog, tableIdentifier1, "some-more-data",
ImmutableMap.of("id0", 42L));
Assertions.assertThat(metadataLocationOfCommit2).isNotNull().isNotEqualTo(metadataLocationOfCommit1);

catalog = initCatalog(branch1);
// load tableIdentifier1 on branch1
BaseTable table = (BaseTable) catalog.loadTable(tableIdentifier1);
// branch1's tableIdentifier1's metadata location
// should be the latest global state (aka commit2 from branch2)
Assertions.assertThat(table.operations().current().metadataFileLocation())
.isNotNull().isEqualTo(metadataLocationOfCommit2);
}

/**
* Complex-ish test case that verifies that both the snapshot-ID and schema-ID are properly set
* and retained when working with a mixture of DDLs and DMLs across multiple branches.
Expand Down