com.facebook.presto.plugin.jdbc

Class JdbcMetadata

java.lang.Object

com.facebook.presto.plugin.jdbc.JdbcMetadata

All Implemented Interfaces:

ConnectorMetadata

public class JdbcMetadata
extends Object
implements ConnectorMetadata

Constructor Summary

Constructors

Constructor and Description
JdbcMetadata(JdbcClient jdbcClient, boolean allowDropTable)

Method Summary

Modifier and Type	Method and Description
void	addColumn(ConnectorSession session, ConnectorTableHandle table, ColumnMetadata columnMetadata)
ConnectorOutputTableHandle	beginCreateTable(ConnectorSession session, ConnectorTableMetadata tableMetadata, Optional<ConnectorNewTableLayout> layout)
ConnectorInsertTableHandle	beginInsert(ConnectorSession session, ConnectorTableHandle tableHandle)
void	createTable(ConnectorSession session, ConnectorTableMetadata tableMetadata, boolean ignoreExisting)
void	dropColumn(ConnectorSession session, ConnectorTableHandle table, ColumnHandle column)
void	dropTable(ConnectorSession session, ConnectorTableHandle tableHandle)
Optional<ConnectorOutputMetadata>	finishCreateTable(ConnectorSession session, ConnectorOutputTableHandle tableHandle, Collection<io.airlift.slice.Slice> fragments, Collection<ComputedStatistics> computedStatistics)
Optional<ConnectorOutputMetadata>	finishInsert(ConnectorSession session, ConnectorInsertTableHandle tableHandle, Collection<io.airlift.slice.Slice> fragments, Collection<ComputedStatistics> computedStatistics)
Map<String,ColumnHandle>	getColumnHandles(ConnectorSession session, ConnectorTableHandle tableHandle)
ColumnMetadata	getColumnMetadata(ConnectorSession session, ConnectorTableHandle tableHandle, ColumnHandle columnHandle)
JdbcTableHandle	getTableHandle(ConnectorSession session, SchemaTableName tableName)
ConnectorTableLayout	getTableLayout(ConnectorSession session, ConnectorTableLayoutHandle handle)
List<ConnectorTableLayoutResult>	getTableLayouts(ConnectorSession session, ConnectorTableHandle table, Constraint<ColumnHandle> constraint, Optional<Set<ColumnHandle>> desiredColumns)
ConnectorTableMetadata	getTableMetadata(ConnectorSession session, ConnectorTableHandle table)
TableStatistics	getTableStatistics(ConnectorSession session, ConnectorTableHandle tableHandle, Constraint<ColumnHandle> constraint)
List<String>	listSchemaNames(ConnectorSession session)
Map<SchemaTableName,List<ColumnMetadata>>	listTableColumns(ConnectorSession session, SchemaTablePrefix prefix)
List<SchemaTableName>	listTables(ConnectorSession session, String schemaNameOrNull)
void	renameColumn(ConnectorSession session, ConnectorTableHandle table, ColumnHandle column, String target)
void	renameTable(ConnectorSession session, ConnectorTableHandle table, SchemaTableName newTableName)
void	rollback()
boolean	schemaExists(ConnectorSession session, String schemaName)

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.facebook.presto.spi.connector.ConnectorMetadata

beginDelete, beginQuery, beginStatisticsCollection, cleanupQuery, createRole, createSchema, createTemporaryTable, createView, dropRole, dropSchema, dropView, finishDelete, finishStatisticsCollection, getAlternativeLayoutHandle, getCommonPartitioningHandle, getInfo, getInsertLayout, getNewTableLayout, getPartitioningHandleForExchange, getStatisticsCollectionMetadata, getStatisticsCollectionMetadataForWrite, getSystemTable, getTableHandleForStatisticsCollection, getUpdateRowIdColumnHandle, getViews, grantRoles, grantTablePrivileges, isRefinedPartitioningOver, listApplicableRoles, listEnabledRoles, listRoleGrants, listRoles, listTablePrivileges, listTables, listViews, listViews, metadataDelete, renameSchema, resolveIndex, revokeRoles, revokeTablePrivileges, supportsMetadataDelete

Constructor Detail

JdbcMetadata

public JdbcMetadata(JdbcClient jdbcClient,
                    boolean allowDropTable)

Method Detail

schemaExists

public boolean schemaExists(ConnectorSession session,
                            String schemaName)

Specified by:

schemaExists in interface ConnectorMetadata

listSchemaNames

public List<String> listSchemaNames(ConnectorSession session)

Specified by:

listSchemaNames in interface ConnectorMetadata

getTableHandle

public JdbcTableHandle getTableHandle(ConnectorSession session,
                                      SchemaTableName tableName)

Specified by:

getTableHandle in interface ConnectorMetadata

getTableLayouts

public List<ConnectorTableLayoutResult> getTableLayouts(ConnectorSession session,
                                                        ConnectorTableHandle table,
                                                        Constraint<ColumnHandle> constraint,
                                                        Optional<Set<ColumnHandle>> desiredColumns)

Specified by:

getTableLayouts in interface ConnectorMetadata

getTableLayout

public ConnectorTableLayout getTableLayout(ConnectorSession session,
                                           ConnectorTableLayoutHandle handle)

Specified by:

getTableLayout in interface ConnectorMetadata

getTableMetadata

public ConnectorTableMetadata getTableMetadata(ConnectorSession session,
                                               ConnectorTableHandle table)

Specified by:

getTableMetadata in interface ConnectorMetadata

listTables

public List<SchemaTableName> listTables(ConnectorSession session,
                                        String schemaNameOrNull)

Specified by:

listTables in interface ConnectorMetadata

getColumnHandles

public Map<String,ColumnHandle> getColumnHandles(ConnectorSession session,
                                                 ConnectorTableHandle tableHandle)

Specified by:

getColumnHandles in interface ConnectorMetadata

listTableColumns

public Map<SchemaTableName,List<ColumnMetadata>> listTableColumns(ConnectorSession session,
                                                                  SchemaTablePrefix prefix)

Specified by:

listTableColumns in interface ConnectorMetadata

getColumnMetadata

public ColumnMetadata getColumnMetadata(ConnectorSession session,
                                        ConnectorTableHandle tableHandle,
                                        ColumnHandle columnHandle)

Specified by:

getColumnMetadata in interface ConnectorMetadata

dropTable

public void dropTable(ConnectorSession session,
                      ConnectorTableHandle tableHandle)

Specified by:

dropTable in interface ConnectorMetadata

beginCreateTable

public ConnectorOutputTableHandle beginCreateTable(ConnectorSession session,
                                                   ConnectorTableMetadata tableMetadata,
                                                   Optional<ConnectorNewTableLayout> layout)

Specified by:

beginCreateTable in interface ConnectorMetadata

createTable

public void createTable(ConnectorSession session,
                        ConnectorTableMetadata tableMetadata,
                        boolean ignoreExisting)

Specified by:

createTable in interface ConnectorMetadata

finishCreateTable

public Optional<ConnectorOutputMetadata> finishCreateTable(ConnectorSession session,
                                                           ConnectorOutputTableHandle tableHandle,
                                                           Collection<io.airlift.slice.Slice> fragments,
                                                           Collection<ComputedStatistics> computedStatistics)

Specified by:

finishCreateTable in interface ConnectorMetadata

rollback

public void rollback()

beginInsert

public ConnectorInsertTableHandle beginInsert(ConnectorSession session,
                                              ConnectorTableHandle tableHandle)

Specified by:

beginInsert in interface ConnectorMetadata

finishInsert

public Optional<ConnectorOutputMetadata> finishInsert(ConnectorSession session,
                                                      ConnectorInsertTableHandle tableHandle,
                                                      Collection<io.airlift.slice.Slice> fragments,
                                                      Collection<ComputedStatistics> computedStatistics)

Specified by:

finishInsert in interface ConnectorMetadata

addColumn

public void addColumn(ConnectorSession session,
                      ConnectorTableHandle table,
                      ColumnMetadata columnMetadata)

Specified by:

addColumn in interface ConnectorMetadata

dropColumn

public void dropColumn(ConnectorSession session,
                       ConnectorTableHandle table,
                       ColumnHandle column)

Specified by:

dropColumn in interface ConnectorMetadata

renameColumn

public void renameColumn(ConnectorSession session,
                         ConnectorTableHandle table,
                         ColumnHandle column,
                         String target)

Specified by:

renameColumn in interface ConnectorMetadata

renameTable

public void renameTable(ConnectorSession session,
                        ConnectorTableHandle table,
                        SchemaTableName newTableName)

Specified by:

renameTable in interface ConnectorMetadata

getTableStatistics

public TableStatistics getTableStatistics(ConnectorSession session,
                                          ConnectorTableHandle tableHandle,
                                          Constraint<ColumnHandle> constraint)

Specified by:

getTableStatistics in interface ConnectorMetadata