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Set context class loader inside Hive procedures #414

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merged 1 commit into from
Mar 9, 2019
Merged

Set context class loader inside Hive procedures #414

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8 changes: 8 additions & 0 deletions presto-hive/src/main/java/io/prestosql/plugin/hive/CreateEmptyPartitionProcedure.java
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Original file line number Diff line number Diff line change
Expand Up @@ -21,6 +21,7 @@
import io.prestosql.plugin.hive.PartitionUpdate.UpdateMode;
import io.prestosql.plugin.hive.metastore.ExtendedHiveMetastore;
import io.prestosql.spi.PrestoException;
import io.prestosql.spi.classloader.ThreadContextClassLoader;
import io.prestosql.spi.connector.ConnectorSession;
import io.prestosql.spi.procedure.Procedure;
import io.prestosql.spi.procedure.Procedure.Argument;
Expand Down Expand Up @@ -83,6 +84,13 @@ public Procedure get()
}

public void createEmptyPartition(ConnectorSession session, String schema, String table, List<Object> partitionColumnNames, List<Object> partitionValues)
{
try (ThreadContextClassLoader ignored = new ThreadContextClassLoader(getClass().getClassLoader())) {
doCreateEmptyPartition(session, schema, table, partitionColumnNames, partitionValues);
}
}

private void doCreateEmptyPartition(ConnectorSession session, String schema, String table, List<Object> partitionColumnNames, List<Object> partitionValues)
{
TransactionalMetadata hiveMetadata = hiveMetadataFactory.get();

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8 changes: 8 additions & 0 deletions presto-hive/src/main/java/io/prestosql/plugin/hive/SyncPartitionMetadataProcedure.java
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Expand Up @@ -21,6 +21,7 @@
import io.prestosql.plugin.hive.metastore.SemiTransactionalHiveMetastore;
import io.prestosql.plugin.hive.metastore.Table;
import io.prestosql.spi.PrestoException;
import io.prestosql.spi.classloader.ThreadContextClassLoader;
import io.prestosql.spi.connector.ConnectorSession;
import io.prestosql.spi.connector.SchemaTableName;
import io.prestosql.spi.connector.TableNotFoundException;
Expand Down Expand Up @@ -94,6 +95,13 @@ public Procedure get()
}

public void syncPartitionMetadata(ConnectorSession session, String schemaName, String tableName, String mode)
{
try (ThreadContextClassLoader ignored = new ThreadContextClassLoader(getClass().getClassLoader())) {
doSyncPartitionMetadata(session, schemaName, tableName, mode);
}
}

private void doSyncPartitionMetadata(ConnectorSession session, String schemaName, String tableName, String mode)
{
SyncMode syncMode = toSyncMode(mode);
HdfsContext context = new HdfsContext(session, schemaName, tableName);
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