Package io.trino.plugin.hive

Interface LocationService

All Known Implementing Classes:

HiveLocationService

public interface LocationService

Nested Class Summary

Nested Classes

Modifier and Type	Interface	Description
static final record	LocationService.WriteInfo

Method Summary

Modifier and Type	Method	Description
LocationHandle	forExistingTable(SemiTransactionalHiveMetastore metastore, ConnectorSession session, Table table)
Location	forNewTable(SemiTransactionalHiveMetastore metastore, ConnectorSession session, String schemaName, String tableName)
LocationHandle	forNewTableAsSelect(SemiTransactionalHiveMetastore metastore, ConnectorSession session, String schemaName, String tableName, Optional<Location> externalLocation)
LocationHandle	forOptimize(SemiTransactionalHiveMetastore metastore, ConnectorSession session, Table table)
LocationService.WriteInfo	getPartitionWriteInfo(LocationHandle locationHandle, Optional<Partition> partition, String partitionName)	If partition is present, returns WriteInfo for appending existing partition; otherwise, returns WriteInfo for writing new partition or overwriting existing partition.
LocationService.WriteInfo	getQueryWriteInfo(LocationHandle locationHandle)	targetPath and writePath will be root directory of all partition and table paths that may be returned by getTableWriteInfo(LocationHandle, boolean) and getPartitionWriteInfo(LocationHandle, Optional, String) method.
LocationService.WriteInfo	getTableWriteInfo(LocationHandle locationHandle, boolean overwrite)

Method Details

forNewTable

Location forNewTable(SemiTransactionalHiveMetastore metastore,
 ConnectorSession session,
 String schemaName,
 String tableName)

forNewTableAsSelect

LocationHandle forNewTableAsSelect(SemiTransactionalHiveMetastore metastore,
 ConnectorSession session,
 String schemaName,
 String tableName,
 Optional<Location> externalLocation)

forExistingTable

LocationHandle forExistingTable(SemiTransactionalHiveMetastore metastore,
 ConnectorSession session,
 Table table)

forOptimize

LocationHandle forOptimize(SemiTransactionalHiveMetastore metastore,
 ConnectorSession session,
 Table table)

getQueryWriteInfo

LocationService.WriteInfo getQueryWriteInfo(LocationHandle locationHandle)

targetPath and writePath will be root directory of all partition and table paths that may be returned by getTableWriteInfo(LocationHandle, boolean) and getPartitionWriteInfo(LocationHandle, Optional, String) method.

getTableWriteInfo

LocationService.WriteInfo getTableWriteInfo(LocationHandle locationHandle,
 boolean overwrite)

getPartitionWriteInfo

LocationService.WriteInfo getPartitionWriteInfo(LocationHandle locationHandle,
 Optional<Partition> partition,
 String partitionName)

If partition is present, returns WriteInfo for appending existing partition; otherwise, returns WriteInfo for writing new partition or overwriting existing partition.