Package io.trino.plugin.jdbc

Interface JdbcClient

All Known Implementing Classes:

BaseJdbcClient, CachingJdbcClient, ForwardingJdbcClient, StatisticsAwareJdbcClient, TransactionCachingJdbcClient

public interface JdbcClient

Method Summary

Modifier and Type	Method	Description
default void	abortReadConnection(Connection connection)
void	addColumn(ConnectorSession session, JdbcTableHandle handle, ColumnMetadata column)
JdbcOutputTableHandle	beginCreateTable(ConnectorSession session, ConnectorTableMetadata tableMetadata)
JdbcOutputTableHandle	beginInsertTable(ConnectorSession session, JdbcTableHandle tableHandle, List<JdbcColumnHandle> columns)
String	buildInsertSql(JdbcOutputTableHandle handle, List<WriteFunction> columnWriters)
PreparedStatement	buildSql(ConnectorSession session, Connection connection, JdbcSplit split, JdbcTableHandle table, List<JdbcColumnHandle> columns)
void	commitCreateTable(ConnectorSession session, JdbcOutputTableHandle handle)
void	createSchema(ConnectorSession session, String schemaName)
void	createTable(ConnectorSession session, ConnectorTableMetadata tableMetadata)
void	dropColumn(ConnectorSession session, JdbcTableHandle handle, JdbcColumnHandle column)
void	dropSchema(ConnectorSession session, String schemaName)
void	dropTable(ConnectorSession session, JdbcTableHandle jdbcTableHandle)
void	finishInsertTable(ConnectorSession session, JdbcOutputTableHandle handle)
List<JdbcColumnHandle>	getColumns(ConnectorSession session, JdbcTableHandle tableHandle)
Connection	getConnection(ConnectorSession session, JdbcOutputTableHandle handle)
Connection	getConnection(ConnectorSession session, JdbcSplit split)
PreparedStatement	getPreparedStatement(Connection connection, String sql)
Set<String>	getSchemaNames(ConnectorSession session)
ConnectorSplitSource	getSplits(ConnectorSession session, JdbcTableHandle tableHandle)
default Optional<SystemTable>	getSystemTable(ConnectorSession session, SchemaTableName tableName)
Optional<JdbcTableHandle>	getTableHandle(ConnectorSession session, SchemaTableName schemaTableName)
List<SchemaTableName>	getTableNames(ConnectorSession session, Optional<String> schema)
Map<String,Object>	getTableProperties(ConnectorSession session, JdbcTableHandle tableHandle)
default Optional<TableScanRedirectApplicationResult>	getTableScanRedirection(ConnectorSession session, JdbcTableHandle tableHandle)
TableStatistics	getTableStatistics(ConnectorSession session, JdbcTableHandle handle, TupleDomain<ColumnHandle> tupleDomain)
default Optional<JdbcExpression>	implementAggregation(ConnectorSession session, AggregateFunction aggregate, Map<String,ColumnHandle> assignments)
boolean	isLimitGuaranteed(ConnectorSession session)
PreparedQuery	prepareQuery(ConnectorSession session, JdbcTableHandle table, Optional<List<List<JdbcColumnHandle>>> groupingSets, List<JdbcColumnHandle> columns, Map<String,String> columnExpressions)
String	quoted(RemoteTableName remoteTableName)
String	quoted(String name)
void	renameColumn(ConnectorSession session, JdbcTableHandle handle, JdbcColumnHandle jdbcColumn, String newColumnName)
void	renameTable(ConnectorSession session, JdbcTableHandle handle, SchemaTableName newTableName)
void	rollbackCreateTable(ConnectorSession session, JdbcOutputTableHandle handle)
default boolean	schemaExists(ConnectorSession session, String schema)
default void	setColumnComment(ConnectorSession session, JdbcTableHandle handle, JdbcColumnHandle column, Optional<String> comment)
default boolean	supportsAggregationPushdown(ConnectorSession session, JdbcTableHandle table, List<List<ColumnHandle>> groupingSets)
boolean	supportsLimit()
Optional<ColumnMapping>	toColumnMapping(ConnectorSession session, Connection connection, JdbcTypeHandle typeHandle)
List<ColumnMapping>	toColumnMappings(ConnectorSession session, List<JdbcTypeHandle> typeHandles)	Bulk variant of toColumnMapping(ConnectorSession, Connection, JdbcTypeHandle).
WriteMapping	toWriteMapping(ConnectorSession session, Type type)

Method Detail

schemaExists

default boolean schemaExists(ConnectorSession session,
                             String schema)

getSchemaNames

Set<String> getSchemaNames(ConnectorSession session)

getTableNames

List<SchemaTableName> getTableNames(ConnectorSession session,
                                    Optional<String> schema)

getTableHandle

Optional<JdbcTableHandle> getTableHandle(ConnectorSession session,
                                         SchemaTableName schemaTableName)

getColumns

List<JdbcColumnHandle> getColumns(ConnectorSession session,
                                  JdbcTableHandle tableHandle)

toColumnMapping

Optional<ColumnMapping> toColumnMapping(ConnectorSession session,
                                        Connection connection,
                                        JdbcTypeHandle typeHandle)

toColumnMappings

List<ColumnMapping> toColumnMappings(ConnectorSession session,
                                     List<JdbcTypeHandle> typeHandles)

Bulk variant of toColumnMapping(ConnectorSession, Connection, JdbcTypeHandle).

toWriteMapping

WriteMapping toWriteMapping(ConnectorSession session,
                            Type type)

supportsAggregationPushdown

default boolean supportsAggregationPushdown(ConnectorSession session,
                                            JdbcTableHandle table,
                                            List<List<ColumnHandle>> groupingSets)

implementAggregation

default Optional<JdbcExpression> implementAggregation(ConnectorSession session,
                                                      AggregateFunction aggregate,
                                                      Map<String,ColumnHandle> assignments)

getSplits

ConnectorSplitSource getSplits(ConnectorSession session,
                               JdbcTableHandle tableHandle)

getConnection

Connection getConnection(ConnectorSession session,
                         JdbcSplit split)
                  throws SQLException

Throws:

SQLException

abortReadConnection

default void abortReadConnection(Connection connection)
                          throws SQLException

Throws:

SQLException

prepareQuery

PreparedQuery prepareQuery(ConnectorSession session,
                           JdbcTableHandle table,
                           Optional<List<List<JdbcColumnHandle>>> groupingSets,
                           List<JdbcColumnHandle> columns,
                           Map<String,String> columnExpressions)

buildSql

PreparedStatement buildSql(ConnectorSession session,
                           Connection connection,
                           JdbcSplit split,
                           JdbcTableHandle table,
                           List<JdbcColumnHandle> columns)
                    throws SQLException

Throws:

SQLException

supportsLimit

boolean supportsLimit()

isLimitGuaranteed

boolean isLimitGuaranteed(ConnectorSession session)

setColumnComment

default void setColumnComment(ConnectorSession session,
                              JdbcTableHandle handle,
                              JdbcColumnHandle column,
                              Optional<String> comment)

addColumn

void addColumn(ConnectorSession session,
               JdbcTableHandle handle,
               ColumnMetadata column)

dropColumn

void dropColumn(ConnectorSession session,
                JdbcTableHandle handle,
                JdbcColumnHandle column)

renameColumn

void renameColumn(ConnectorSession session,
                  JdbcTableHandle handle,
                  JdbcColumnHandle jdbcColumn,
                  String newColumnName)

renameTable

void renameTable(ConnectorSession session,
                 JdbcTableHandle handle,
                 SchemaTableName newTableName)

createTable

void createTable(ConnectorSession session,
                 ConnectorTableMetadata tableMetadata)

beginCreateTable

JdbcOutputTableHandle beginCreateTable(ConnectorSession session,
                                       ConnectorTableMetadata tableMetadata)

commitCreateTable

void commitCreateTable(ConnectorSession session,
                       JdbcOutputTableHandle handle)

beginInsertTable

JdbcOutputTableHandle beginInsertTable(ConnectorSession session,
                                       JdbcTableHandle tableHandle,
                                       List<JdbcColumnHandle> columns)

finishInsertTable

void finishInsertTable(ConnectorSession session,
                       JdbcOutputTableHandle handle)

dropTable

void dropTable(ConnectorSession session,
               JdbcTableHandle jdbcTableHandle)

rollbackCreateTable

void rollbackCreateTable(ConnectorSession session,
                         JdbcOutputTableHandle handle)

buildInsertSql

String buildInsertSql(JdbcOutputTableHandle handle,
                      List<WriteFunction> columnWriters)

getConnection

Connection getConnection(ConnectorSession session,
                         JdbcOutputTableHandle handle)
                  throws SQLException

Throws:

SQLException

getPreparedStatement

PreparedStatement getPreparedStatement(Connection connection,
                                       String sql)
                                throws SQLException

Throws:

SQLException

getTableStatistics

TableStatistics getTableStatistics(ConnectorSession session,
                                   JdbcTableHandle handle,
                                   TupleDomain<ColumnHandle> tupleDomain)

createSchema

void createSchema(ConnectorSession session,
                  String schemaName)

dropSchema

void dropSchema(ConnectorSession session,
                String schemaName)

getSystemTable

default Optional<SystemTable> getSystemTable(ConnectorSession session,
                                             SchemaTableName tableName)

quoted

String quoted(String name)

quoted

String quoted(RemoteTableName remoteTableName)

getTableProperties

Map<String,Object> getTableProperties(ConnectorSession session,
                                            JdbcTableHandle tableHandle)

getTableScanRedirection

default Optional<TableScanRedirectApplicationResult> getTableScanRedirection(ConnectorSession session,
                                                                             JdbcTableHandle tableHandle)