Package io.trino.plugin.deltalake.metastore

Class HiveMetastoreBackedDeltaLakeMetastore

java.lang.Object

io.trino.plugin.deltalake.metastore.HiveMetastoreBackedDeltaLakeMetastore

All Implemented Interfaces:

DeltaLakeMetastore

public class HiveMetastoreBackedDeltaLakeMetastore
extends Object
implements DeltaLakeMetastore

Field Summary

Fields

Modifier and Type	Field	Description
static final String	TABLE_PROVIDER_PROPERTY
static final String	TABLE_PROVIDER_VALUE

Constructor Summary

Constructors

Constructor	Description
HiveMetastoreBackedDeltaLakeMetastore(HiveMetastore delegate, TransactionLogAccess transactionLogAccess, TypeManager typeManager, CachingExtendedStatisticsAccess statisticsAccess, TrinoFileSystemFactory fileSystemFactory)

Method Summary

Modifier and Type	Method	Description
void	createDatabase(Database database)
void	createTable(ConnectorSession session, Table table, PrincipalPrivileges principalPrivileges)
void	dropDatabase(String databaseName, boolean deleteData)
void	dropTable(ConnectorSession session, String databaseName, String tableName, boolean deleteData)
List<String>	getAllDatabases()
List<String>	getAllTables(String databaseName)
Optional<Database>	getDatabase(String databaseName)
HiveMetastore	getHiveMetastore()
MetadataEntry	getMetadata(TableSnapshot tableSnapshot, ConnectorSession session)
ProtocolEntry	getProtocol(ConnectorSession session, TableSnapshot tableSnapshot)
TableSnapshot	getSnapshot(SchemaTableName table, ConnectorSession session)
Optional<Table>	getTable(String databaseName, String tableName)
static String	getTableLocation(Table table)
String	getTableLocation(SchemaTableName tableName)
TableStatistics	getTableStatistics(ConnectorSession session, DeltaLakeTableHandle tableHandle)
List<AddFileEntry>	getValidDataFiles(SchemaTableName table, ConnectorSession session)
void	renameTable(ConnectorSession session, SchemaTableName from, SchemaTableName to)
static void	verifyDeltaLakeTable(Table table)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

TABLE_PROVIDER_PROPERTY

public static final String TABLE_PROVIDER_PROPERTY

See Also:

• Constant Field Values

TABLE_PROVIDER_VALUE

public static final String TABLE_PROVIDER_VALUE

See Also:

• Constant Field Values

Constructor Details

HiveMetastoreBackedDeltaLakeMetastore

public HiveMetastoreBackedDeltaLakeMetastore(HiveMetastore delegate,
 TransactionLogAccess transactionLogAccess,
 TypeManager typeManager,
 CachingExtendedStatisticsAccess statisticsAccess,
 TrinoFileSystemFactory fileSystemFactory)

Method Details

getAllDatabases

public List<String> getAllDatabases()

Specified by:

getAllDatabases in interface DeltaLakeMetastore

getDatabase

public Optional<Database> getDatabase(String databaseName)

Specified by:

getDatabase in interface DeltaLakeMetastore

getAllTables

public List<String> getAllTables(String databaseName)

Specified by:

getAllTables in interface DeltaLakeMetastore

getTable

public Optional<Table> getTable(String databaseName,
 String tableName)

Specified by:

getTable in interface DeltaLakeMetastore

verifyDeltaLakeTable

public static void verifyDeltaLakeTable(Table table)

createDatabase

public void createDatabase(Database database)

Specified by:

createDatabase in interface DeltaLakeMetastore

dropDatabase

public void dropDatabase(String databaseName,
 boolean deleteData)

Specified by:

dropDatabase in interface DeltaLakeMetastore

createTable

public void createTable(ConnectorSession session,
 Table table,
 PrincipalPrivileges principalPrivileges)

Specified by:

createTable in interface DeltaLakeMetastore

dropTable

public void dropTable(ConnectorSession session,
 String databaseName,
 String tableName,
 boolean deleteData)

Specified by:

dropTable in interface DeltaLakeMetastore

renameTable

public void renameTable(ConnectorSession session,
 SchemaTableName from,
 SchemaTableName to)

Specified by:

renameTable in interface DeltaLakeMetastore

getMetadata

public MetadataEntry getMetadata(TableSnapshot tableSnapshot,
 ConnectorSession session)

Specified by:

getMetadata in interface DeltaLakeMetastore

getProtocol

public ProtocolEntry getProtocol(ConnectorSession session,
 TableSnapshot tableSnapshot)

Specified by:

getProtocol in interface DeltaLakeMetastore

getTableLocation

public String getTableLocation(SchemaTableName tableName)

Specified by:

getTableLocation in interface DeltaLakeMetastore

getTableLocation

public static String getTableLocation(Table table)

getSnapshot

public TableSnapshot getSnapshot(SchemaTableName table,
 ConnectorSession session)

Specified by:

getSnapshot in interface DeltaLakeMetastore

getValidDataFiles

public List<AddFileEntry> getValidDataFiles(SchemaTableName table,
 ConnectorSession session)

Specified by:

getValidDataFiles in interface DeltaLakeMetastore

getTableStatistics

public TableStatistics getTableStatistics(ConnectorSession session,
 DeltaLakeTableHandle tableHandle)

Specified by:

getTableStatistics in interface DeltaLakeMetastore

getHiveMetastore

public HiveMetastore getHiveMetastore()

Specified by:

getHiveMetastore in interface DeltaLakeMetastore