io.prestosql.connector.system

Class SystemTablesMetadata

java.lang.Object

io.prestosql.connector.system.SystemTablesMetadata

All Implemented Interfaces:

ConnectorMetadata

public class SystemTablesMetadata
extends Object
implements ConnectorMetadata

Constructor Summary

Constructors

Constructor and Description
SystemTablesMetadata(ConnectorId connectorId, SystemTablesProvider tables)

Method Summary

Modifier and Type	Method and Description
Map<String,ColumnHandle>	getColumnHandles(ConnectorSession session, ConnectorTableHandle tableHandle)
ColumnMetadata	getColumnMetadata(ConnectorSession session, ConnectorTableHandle tableHandle, ColumnHandle columnHandle)
ConnectorTableHandle	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 tableHandle)
List<String>	listSchemaNames(ConnectorSession session)
Map<SchemaTableName,List<ColumnMetadata>>	listTableColumns(ConnectorSession session, SchemaTablePrefix prefix)
List<SchemaTableName>	listTables(ConnectorSession session, Optional<String> schemaName)

Methods inherited from class java.lang.Object

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

Methods inherited from interface io.prestosql.spi.connector.ConnectorMetadata

addColumn, beginCreateTable, beginDelete, beginInsert, beginQuery, beginStatisticsCollection, cleanupQuery, createRole, createSchema, createTable, createView, dropColumn, dropRole, dropSchema, dropTable, dropView, finishCreateTable, finishDelete, finishInsert, finishStatisticsCollection, getAlternativeLayoutHandle, getCommonPartitioningHandle, getInfo, getInsertLayout, getNewTableLayout, getStatisticsCollectionMetadata, getStatisticsCollectionMetadataForWrite, getSystemTable, getTableHandleForStatisticsCollection, getTableStatistics, getUpdateRowIdColumnHandle, getViews, grantRoles, grantTablePrivileges, listApplicableRoles, listEnabledRoles, listRoleGrants, listRoles, listTablePrivileges, listViews, metadataDelete, renameColumn, renameSchema, renameTable, resolveIndex, revokeRoles, revokeTablePrivileges, schemaExists, supportsMetadataDelete

Constructor Detail

SystemTablesMetadata

public SystemTablesMetadata(ConnectorId connectorId,
                            SystemTablesProvider tables)

Method Detail

listSchemaNames

public List<String> listSchemaNames(ConnectorSession session)

Specified by:

listSchemaNames in interface ConnectorMetadata

getTableHandle

public ConnectorTableHandle 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 tableHandle)

Specified by:

getTableMetadata in interface ConnectorMetadata

listTables

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

Specified by:

listTables in interface ConnectorMetadata

getColumnMetadata

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

Specified by:

getColumnMetadata 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