com.facebook.presto.cassandra

Class CassandraMetadata

java.lang.Object

com.facebook.presto.cassandra.CassandraMetadata

All Implemented Interfaces:

ConnectorMetadata

public class CassandraMetadata
extends Object
implements ConnectorMetadata

Constructor Summary

Constructors

Constructor and Description
CassandraMetadata(CassandraConnectorId connectorId, CassandraSession cassandraSession, CassandraPartitionManager partitionManager, com.facebook.airlift.json.JsonCodec<List<ExtraColumnMetadata>> extraColumnMetadataCodec, CassandraClientConfig config)

Method Summary

Modifier and Type	Method and Description
ConnectorOutputTableHandle	beginCreateTable(ConnectorSession session, ConnectorTableMetadata tableMetadata, Optional<ConnectorNewTableLayout> layout)
ConnectorInsertTableHandle	beginInsert(ConnectorSession session, ConnectorTableHandle tableHandle)
void	createTable(ConnectorSession session, ConnectorTableMetadata tableMetadata, boolean ignoreExisting)
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 insertHandle, 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)
CassandraTableHandle	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, String schemaNameOrNull)
void	renameTable(ConnectorSession session, ConnectorTableHandle tableHandle, SchemaTableName newTableName)
String	toString()

Methods inherited from class java.lang.Object

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

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

addColumn, beginDelete, beginQuery, beginStatisticsCollection, cleanupQuery, commitPageSinkAsync, commitPageSinkAsync, createMaterializedView, createRole, createSchema, createTemporaryTable, createView, doMetadataUpdateCleanup, dropColumn, dropMaterializedView, dropRole, dropSchema, dropView, finishDelete, finishStatisticsCollection, getAlternativeLayoutHandle, getCommonPartitioningHandle, getInfo, getInsertLayout, getMaterializedView, getMetadataUpdateResults, getNewTableLayout, getPartitioningHandleForExchange, getPreferredShuffleLayoutForInsert, getPreferredShuffleLayoutForNewTable, getStatisticsCollectionMetadata, getStatisticsCollectionMetadataForWrite, getSystemTable, getTableHandleForStatisticsCollection, getTableLayoutFilterCoverage, getTableStatistics, getUpdateRowIdColumnHandle, getViews, grantRoles, grantTablePrivileges, isLegacyGetLayoutSupported, isRefinedPartitioningOver, listApplicableRoles, listEnabledRoles, listRoleGrants, listRoles, listTablePrivileges, listTables, listViews, listViews, metadataDelete, renameColumn, renameSchema, resolveIndex, revokeRoles, revokeTablePrivileges, schemaExists, supportsMetadataDelete, toExplainIOConstraints

Constructor Detail

CassandraMetadata

@Inject
public CassandraMetadata(CassandraConnectorId connectorId,
                                 CassandraSession cassandraSession,
                                 CassandraPartitionManager partitionManager,
                                 com.facebook.airlift.json.JsonCodec<List<ExtraColumnMetadata>> extraColumnMetadataCodec,
                                 CassandraClientConfig config)

Method Detail

listSchemaNames

public List<String> listSchemaNames(ConnectorSession session)

Specified by:

listSchemaNames in interface ConnectorMetadata

getTableHandle

public CassandraTableHandle getTableHandle(ConnectorSession session,
                                           SchemaTableName tableName)

Specified by:

getTableHandle in interface ConnectorMetadata

getTableMetadata

public ConnectorTableMetadata getTableMetadata(ConnectorSession session,
                                               ConnectorTableHandle tableHandle)

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

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

toString

public String toString()

Overrides:

toString in class Object

createTable

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

Specified by:

createTable in interface ConnectorMetadata

dropTable

public void dropTable(ConnectorSession session,
                      ConnectorTableHandle tableHandle)

Specified by:

dropTable in interface ConnectorMetadata

renameTable

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

Specified by:

renameTable in interface ConnectorMetadata

beginCreateTable

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

Specified by:

beginCreateTable 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

beginInsert

public ConnectorInsertTableHandle beginInsert(ConnectorSession session,
                                              ConnectorTableHandle tableHandle)

Specified by:

beginInsert in interface ConnectorMetadata

finishInsert

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

Specified by:

finishInsert in interface ConnectorMetadata