Package io.trino.plugin.jdbc

Class ForwardingJdbcClient

java.lang.Object

io.trino.plugin.jdbc.ForwardingJdbcClient

All Implemented Interfaces:

JdbcClient

public abstract class ForwardingJdbcClient
extends Object
implements JdbcClient

Constructor Summary

Constructors

Constructor	Description
ForwardingJdbcClient()

Method Summary

Modifier and Type	Method	Description
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 tableHandle, List<JdbcColumnHandle> columnHandles)
void	commitCreateTable(ConnectorSession session, JdbcOutputTableHandle handle)
void	createSchema(ConnectorSession session, String schemaName)
void	createTable(ConnectorSession session, ConnectorTableMetadata tableMetadata)
protected abstract JdbcClient	delegate()
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 layoutHandle)
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)
Optional<TableScanRedirectApplicationResult>	getTableScanRedirection(ConnectorSession session, JdbcTableHandle tableHandle)
TableStatistics	getTableStatistics(ConnectorSession session, JdbcTableHandle handle, TupleDomain<ColumnHandle> tupleDomain)
Optional<JdbcExpression>	implementAggregation(ConnectorSession session, AggregateFunction aggregate, Map<String,ColumnHandle> assignments)
boolean	isLimitGuaranteed(ConnectorSession session)
static JdbcClient	of(Supplier<JdbcClient> jdbcClientSupplier)
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)
boolean	schemaExists(ConnectorSession session, String schema)
void	setColumnComment(ConnectorSession session, JdbcTableHandle handle, JdbcColumnHandle column, Optional<String> comment)
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 JdbcClient.toColumnMapping(ConnectorSession, Connection, JdbcTypeHandle).
WriteMapping	toWriteMapping(ConnectorSession session, Type type)

Methods inherited from class java.lang.Object

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

Constructor Detail

ForwardingJdbcClient

public ForwardingJdbcClient()

Method Detail

of

public static JdbcClient of(Supplier<JdbcClient> jdbcClientSupplier)

delegate

protected abstract JdbcClient delegate()

schemaExists

public boolean schemaExists(ConnectorSession session,
                            String schema)

Specified by:

schemaExists in interface JdbcClient

getSchemaNames

public Set<String> getSchemaNames(ConnectorSession session)

Specified by:

getSchemaNames in interface JdbcClient

getTableNames

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

Specified by:

getTableNames in interface JdbcClient

getTableHandle

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

Specified by:

getTableHandle in interface JdbcClient

getColumns

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

Specified by:

getColumns in interface JdbcClient

toColumnMapping

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

Specified by:

toColumnMapping in interface JdbcClient

toColumnMappings

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

Description copied from interface: JdbcClient

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

Specified by:

toColumnMappings in interface JdbcClient

toWriteMapping

public WriteMapping toWriteMapping(ConnectorSession session,
                                   Type type)

Specified by:

toWriteMapping in interface JdbcClient

supportsAggregationPushdown

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

Specified by:

supportsAggregationPushdown in interface JdbcClient

implementAggregation

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

Specified by:

implementAggregation in interface JdbcClient

getSplits

public ConnectorSplitSource getSplits(ConnectorSession session,
                                      JdbcTableHandle layoutHandle)

Specified by:

getSplits in interface JdbcClient

getConnection

public Connection getConnection(ConnectorSession session,
                                JdbcSplit split)
                         throws SQLException

Specified by:

getConnection in interface JdbcClient

Throws:

SQLException

abortReadConnection

public void abortReadConnection(Connection connection)
                         throws SQLException

Specified by:

abortReadConnection in interface JdbcClient

Throws:

SQLException

prepareQuery

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

Specified by:

prepareQuery in interface JdbcClient

buildSql

public PreparedStatement buildSql(ConnectorSession session,
                                  Connection connection,
                                  JdbcSplit split,
                                  JdbcTableHandle tableHandle,
                                  List<JdbcColumnHandle> columnHandles)
                           throws SQLException

Specified by:

buildSql in interface JdbcClient

Throws:

SQLException

beginCreateTable

public JdbcOutputTableHandle beginCreateTable(ConnectorSession session,
                                              ConnectorTableMetadata tableMetadata)

Specified by:

beginCreateTable in interface JdbcClient

commitCreateTable

public void commitCreateTable(ConnectorSession session,
                              JdbcOutputTableHandle handle)

Specified by:

commitCreateTable in interface JdbcClient

beginInsertTable

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

Specified by:

beginInsertTable in interface JdbcClient

finishInsertTable

public void finishInsertTable(ConnectorSession session,
                              JdbcOutputTableHandle handle)

Specified by:

finishInsertTable in interface JdbcClient

dropTable

public void dropTable(ConnectorSession session,
                      JdbcTableHandle jdbcTableHandle)

Specified by:

dropTable in interface JdbcClient

rollbackCreateTable

public void rollbackCreateTable(ConnectorSession session,
                                JdbcOutputTableHandle handle)

Specified by:

rollbackCreateTable in interface JdbcClient

buildInsertSql

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

Specified by:

buildInsertSql in interface JdbcClient

getConnection

public Connection getConnection(ConnectorSession session,
                                JdbcOutputTableHandle handle)
                         throws SQLException

Specified by:

getConnection in interface JdbcClient

Throws:

SQLException

getPreparedStatement

public PreparedStatement getPreparedStatement(Connection connection,
                                              String sql)
                                       throws SQLException

Specified by:

getPreparedStatement in interface JdbcClient

Throws:

SQLException

getTableStatistics

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

Specified by:

getTableStatistics in interface JdbcClient

supportsLimit

public boolean supportsLimit()

Specified by:

supportsLimit in interface JdbcClient

isLimitGuaranteed

public boolean isLimitGuaranteed(ConnectorSession session)

Specified by:

isLimitGuaranteed in interface JdbcClient

setColumnComment

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

Specified by:

setColumnComment in interface JdbcClient

addColumn

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

Specified by:

addColumn in interface JdbcClient

dropColumn

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

Specified by:

dropColumn in interface JdbcClient

renameColumn

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

Specified by:

renameColumn in interface JdbcClient

renameTable

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

Specified by:

renameTable in interface JdbcClient

createTable

public void createTable(ConnectorSession session,
                        ConnectorTableMetadata tableMetadata)

Specified by:

createTable in interface JdbcClient

createSchema

public void createSchema(ConnectorSession session,
                         String schemaName)

Specified by:

createSchema in interface JdbcClient

dropSchema

public void dropSchema(ConnectorSession session,
                       String schemaName)

Specified by:

dropSchema in interface JdbcClient

getSystemTable

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

Specified by:

getSystemTable in interface JdbcClient

quoted

public String quoted(String name)

Specified by:

quoted in interface JdbcClient

quoted

public String quoted(RemoteTableName remoteTableName)

Specified by:

quoted in interface JdbcClient

getTableProperties

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

Specified by:

getTableProperties in interface JdbcClient

getTableScanRedirection

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

Specified by:

getTableScanRedirection in interface JdbcClient