Package io.trino.plugin.jdbc

Class BaseJdbcClient

java.lang.Object

io.trino.plugin.jdbc.BaseJdbcClient

All Implemented Interfaces:

JdbcClient

public abstract class BaseJdbcClient
extends Object
implements JdbcClient

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static interface	BaseJdbcClient.TopNFunction

Field Summary

Fields

Modifier and Type	Field	Description
protected final ConnectionFactory	connectionFactory
protected final String	identifierQuote
protected final Set<String>	jdbcTypesMappedToVarchar
protected final QueryBuilder	queryBuilder
protected final RemoteQueryModifier	queryModifier

Constructor Summary

Constructors

Constructor	Description
BaseJdbcClient(String identifierQuote, ConnectionFactory connectionFactory, QueryBuilder queryBuilder, Set<String> jdbcTypesMappedToVarchar, IdentifierMapping identifierMapping, RemoteQueryModifier remoteQueryModifier, boolean supportsRetries)

Method Summary

Modifier and Type	Method	Description
void	addColumn(ConnectorSession session, JdbcTableHandle handle, ColumnMetadata column)
protected void	addColumn(ConnectorSession session, Connection connection, RemoteTableName table, ColumnMetadata column)
protected PreparedQuery	applyQueryTransformations(JdbcTableHandle tableHandle, PreparedQuery query)
JdbcOutputTableHandle	beginCreateTable(ConnectorSession session, ConnectorTableMetadata tableMetadata)
JdbcOutputTableHandle	beginInsertTable(ConnectorSession session, JdbcTableHandle tableHandle, List<JdbcColumnHandle> columns)
String	buildInsertSql(JdbcOutputTableHandle handle, List<WriteFunction> columnWriters)
CallableStatement	buildProcedure(ConnectorSession session, Connection connection, JdbcSplit split, JdbcProcedureHandle procedureHandle)
PreparedStatement	buildSql(ConnectorSession session, Connection connection, JdbcSplit split, JdbcTableHandle table, List<JdbcColumnHandle> columns)
void	commitCreateTable(ConnectorSession session, JdbcOutputTableHandle handle, Set<Long> pageSinkIds)
protected void	copyTableSchema(ConnectorSession session, Connection connection, String catalogName, String schemaName, String tableName, String newTableName, List<String> columnNames)
void	createSchema(ConnectorSession session, String schemaName)
protected void	createSchema(ConnectorSession session, Connection connection, String remoteSchemaName)
void	createTable(ConnectorSession session, ConnectorTableMetadata tableMetadata)
protected JdbcOutputTableHandle	createTable(ConnectorSession session, ConnectorTableMetadata tableMetadata, String targetTableName)
protected JdbcOutputTableHandle	createTable(ConnectorSession session, ConnectorTableMetadata tableMetadata, String targetTableName, Optional<ColumnMetadata> pageSinkIdColumn)
protected String	createTableSql(RemoteTableName remoteTableName, List<String> columns, ConnectorTableMetadata tableMetadata)	Deprecated.
protected List<String>	createTableSqls(RemoteTableName remoteTableName, List<String> columns, ConnectorTableMetadata tableMetadata)
OptionalLong	delete(ConnectorSession session, JdbcTableHandle handle)
void	dropColumn(ConnectorSession session, JdbcTableHandle handle, JdbcColumnHandle column)
void	dropSchema(ConnectorSession session, String schemaName)
protected void	dropSchema(ConnectorSession session, Connection connection, String remoteSchemaName)
void	dropTable(ConnectorSession session, JdbcTableHandle handle)
protected void	dropTable(ConnectorSession session, RemoteTableName remoteTableName, boolean temporaryTable)
protected String	escapeObjectNameForMetadataQuery(String name, String escape)
protected Optional<String>	escapeObjectNameForMetadataQuery(Optional<String> name, String escape)
protected void	execute(ConnectorSession session, String query)
protected void	execute(ConnectorSession session, Connection connection, String query)
protected boolean	filterSchema(String schemaName)
void	finishInsertTable(ConnectorSession session, JdbcOutputTableHandle handle, Set<Long> pageSinkIds)
protected static Optional<ParameterizedExpression>	getAdditionalPredicate(List<ParameterizedExpression> constraintExpressions, Optional<String> splitPredicate)
protected Map<String,CaseSensitivity>	getCaseSensitivityForColumns(ConnectorSession session, Connection connection, JdbcTableHandle tableHandle)
protected String	getColumnDefinitionSql(ConnectorSession session, ColumnMetadata column, String columnName)
protected ResultSet	getColumns(JdbcTableHandle tableHandle, DatabaseMetaData metadata)
List<JdbcColumnHandle>	getColumns(ConnectorSession session, JdbcTableHandle tableHandle)
protected List<JdbcColumnHandle>	getColumns(ConnectorSession session, Connection connection, ResultSetMetaData metadata)
Connection	getConnection(ConnectorSession session, JdbcOutputTableHandle handle)
Connection	getConnection(ConnectorSession session, JdbcSplit split, JdbcProcedureHandle procedureHandle)
Connection	getConnection(ConnectorSession session, JdbcSplit split, JdbcTableHandle tableHandle)
protected Optional<ColumnMapping>	getForcedMappingToVarchar(JdbcTypeHandle typeHandle)
protected IdentifierMapping	getIdentifierMapping()
protected static Optional<Integer>	getInteger(ResultSet resultSet, String columnLabel)
PreparedStatement	getPreparedStatement(Connection connection, String sql, Optional<Integer> columnCount)
JdbcProcedureHandle	getProcedureHandle(ConnectorSession session, JdbcProcedureHandle.ProcedureQuery procedureQuery)
final Set<String>	getSchemaNames(ConnectorSession session)
ConnectorSplitSource	getSplits(ConnectorSession session, JdbcProcedureHandle procedureHandle)
ConnectorSplitSource	getSplits(ConnectorSession session, JdbcTableHandle tableHandle)
JdbcTableHandle	getTableHandle(ConnectorSession session, PreparedQuery preparedQuery)
Optional<JdbcTableHandle>	getTableHandle(ConnectorSession session, SchemaTableName schemaTableName)
List<SchemaTableName>	getTableNames(ConnectorSession session, Optional<String> schema)
Map<String,Object>	getTableProperties(ConnectorSession session, JdbcTableHandle tableHandle)
ResultSet	getTables(Connection connection, Optional<String> remoteSchemaName, Optional<String> remoteTableName)
protected String	getTableSchemaName(ResultSet resultSet)
TableStatistics	getTableStatistics(ConnectorSession session, JdbcTableHandle handle, TupleDomain<ColumnHandle> tupleDomain)
protected Optional<List<String>>	getTableTypes()
Optional<PreparedQuery>	implementJoin(ConnectorSession session, JoinType joinType, PreparedQuery leftSource, PreparedQuery rightSource, List<JdbcJoinCondition> joinConditions, Map<JdbcColumnHandle,String> rightAssignments, Map<JdbcColumnHandle,String> leftAssignments, JoinStatistics statistics)
boolean	isLimitGuaranteed(ConnectorSession session)
protected boolean	isSupportedJoinCondition(ConnectorSession session, JdbcJoinCondition joinCondition)
boolean	isTopNGuaranteed(ConnectorSession session)	Reports whether result cardinality and ordering is guaranteed when JdbcClient.supportsTopN(ConnectorSession, JdbcTableHandle, List) returns true.
protected Optional<BiFunction<String,Long,String>>	limitFunction()
Collection<String>	listSchemas(Connection connection)
protected static Optional<ColumnMapping>	mapToUnboundedVarchar(JdbcTypeHandle typeHandle)
protected String	postProcessInsertTableNameClause(ConnectorSession session, String tableName)
PreparedQuery	prepareQuery(ConnectorSession session, JdbcTableHandle table, Optional<List<List<JdbcColumnHandle>>> groupingSets, List<JdbcColumnHandle> columns, Map<String,ParameterizedExpression> columnExpressions)
protected PreparedQuery	prepareQuery(ConnectorSession session, Connection connection, JdbcTableHandle table, Optional<List<List<JdbcColumnHandle>>> groupingSets, List<JdbcColumnHandle> columns, Map<String,ParameterizedExpression> columnExpressions, Optional<JdbcSplit> split)
protected static boolean	preventTextualTypeAggregationPushdown(List<List<ColumnHandle>> groupingSets)
String	quoted(RemoteTableName remoteTableName)
String	quoted(String name)
protected String	quoted(String catalog, String schema, String table)
void	renameColumn(ConnectorSession session, JdbcTableHandle handle, JdbcColumnHandle jdbcColumn, String newColumnName)
protected void	renameColumn(ConnectorSession session, Connection connection, RemoteTableName remoteTableName, String remoteColumnName, String newRemoteColumnName)
void	renameSchema(ConnectorSession session, String schemaName, String newSchemaName)
protected void	renameSchema(ConnectorSession session, Connection connection, String remoteSchemaName, String newRemoteSchemaName)
void	renameTable(ConnectorSession session, JdbcTableHandle handle, SchemaTableName newTableName)
protected void	renameTable(ConnectorSession session, String catalogName, String remoteSchemaName, String remoteTableName, SchemaTableName newTable)
protected void	renameTable(ConnectorSession session, Connection connection, String catalogName, String remoteSchemaName, String remoteTableName, String newRemoteSchemaName, String newRemoteTableName)
void	rollbackCreateTable(ConnectorSession session, JdbcOutputTableHandle handle)
void	setColumnType(ConnectorSession session, JdbcTableHandle handle, JdbcColumnHandle column, Type type)
boolean	supportsLimit()
boolean	supportsRetries()
boolean	supportsTopN(ConnectorSession session, JdbcTableHandle handle, List<JdbcSortItem> sortOrder)
List<ColumnMapping>	toColumnMappings(ConnectorSession session, List<JdbcTypeHandle> typeHandles)	Bulk variant of JdbcClient.toColumnMapping(ConnectorSession, Connection, JdbcTypeHandle).
protected Optional<BaseJdbcClient.TopNFunction>	topNFunction()
void	truncateTable(ConnectorSession session, JdbcTableHandle handle)
static String	varcharLiteral(String value)
protected void	verifyColumnName(DatabaseMetaData databaseMetadata, String columnName)
protected void	verifySchemaName(DatabaseMetaData databaseMetadata, String schemaName)
protected void	verifyTableName(DatabaseMetaData databaseMetadata, String tableName)

Methods inherited from class java.lang.Object

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

Methods inherited from interface io.trino.plugin.jdbc.JdbcClient

abortReadConnection, convertPredicate, getSystemTable, getTableComment, getTableScanRedirection, getTableStatistics, implementAggregation, schemaExists, setColumnComment, setTableComment, setTableProperties, supportsAggregationPushdown, toColumnMapping, toWriteMapping

Field Details

connectionFactory

protected final ConnectionFactory connectionFactory

queryBuilder

protected final QueryBuilder queryBuilder

identifierQuote

protected final String identifierQuote

jdbcTypesMappedToVarchar

protected final Set<String> jdbcTypesMappedToVarchar

queryModifier

protected final RemoteQueryModifier queryModifier

Constructor Details

BaseJdbcClient

public BaseJdbcClient(String identifierQuote,
 ConnectionFactory connectionFactory,
 QueryBuilder queryBuilder,
 Set<String> jdbcTypesMappedToVarchar,
 IdentifierMapping identifierMapping,
 RemoteQueryModifier remoteQueryModifier,
 boolean supportsRetries)

Method Details

getIdentifierMapping

protected IdentifierMapping getIdentifierMapping()

getSchemaNames

public final Set<String> getSchemaNames(ConnectorSession session)

Specified by:

getSchemaNames in interface JdbcClient

listSchemas

public Collection<String> listSchemas(Connection connection)

filterSchema

protected boolean filterSchema(String schemaName)

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

getTableHandle

public JdbcTableHandle getTableHandle(ConnectorSession session,
 PreparedQuery preparedQuery)

Specified by:

getTableHandle in interface JdbcClient

getProcedureHandle

public JdbcProcedureHandle getProcedureHandle(ConnectorSession session,
 JdbcProcedureHandle.ProcedureQuery procedureQuery)

Specified by:

getProcedureHandle in interface JdbcClient

getColumns

protected List<JdbcColumnHandle> getColumns(ConnectorSession session,
 Connection connection,
 ResultSetMetaData metadata)
                                     throws SQLException

Throws:

SQLException

getColumns

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

Specified by:

getColumns in interface JdbcClient

getCaseSensitivityForColumns

protected Map<String,CaseSensitivity> getCaseSensitivityForColumns(ConnectorSession session,
 Connection connection,
 JdbcTableHandle tableHandle)

getInteger

protected static Optional<Integer> getInteger(ResultSet resultSet,
 String columnLabel)
                                       throws SQLException

Throws:

SQLException

getColumns

protected ResultSet getColumns(JdbcTableHandle tableHandle,
 DatabaseMetaData metadata)
                        throws SQLException

Throws:

SQLException

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

getForcedMappingToVarchar

protected Optional<ColumnMapping> getForcedMappingToVarchar(JdbcTypeHandle typeHandle)

mapToUnboundedVarchar

protected static Optional<ColumnMapping> mapToUnboundedVarchar(JdbcTypeHandle typeHandle)

getSplits

public ConnectorSplitSource getSplits(ConnectorSession session,
 JdbcTableHandle tableHandle)

Specified by:

getSplits in interface JdbcClient

getSplits

public ConnectorSplitSource getSplits(ConnectorSession session,
 JdbcProcedureHandle procedureHandle)

Specified by:

getSplits in interface JdbcClient

getConnection

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

Specified by:

getConnection in interface JdbcClient

Throws:

SQLException

getConnection

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

Specified by:

getConnection in interface JdbcClient

Throws:

SQLException

prepareQuery

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

Specified by:

prepareQuery in interface JdbcClient

buildSql

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

Specified by:

buildSql in interface JdbcClient

Throws:

SQLException

buildProcedure

public CallableStatement buildProcedure(ConnectorSession session,
 Connection connection,
 JdbcSplit split,
 JdbcProcedureHandle procedureHandle)
                                 throws SQLException

Specified by:

buildProcedure in interface JdbcClient

Throws:

SQLException

prepareQuery

protected PreparedQuery prepareQuery(ConnectorSession session,
 Connection connection,
 JdbcTableHandle table,
 Optional<List<List<JdbcColumnHandle>>> groupingSets,
 List<JdbcColumnHandle> columns,
 Map<String,ParameterizedExpression> columnExpressions,
 Optional<JdbcSplit> split)

getAdditionalPredicate

protected static Optional<ParameterizedExpression> getAdditionalPredicate(List<ParameterizedExpression> constraintExpressions,
 Optional<String> splitPredicate)

implementJoin

public Optional<PreparedQuery> implementJoin(ConnectorSession session,
 JoinType joinType,
 PreparedQuery leftSource,
 PreparedQuery rightSource,
 List<JdbcJoinCondition> joinConditions,
 Map<JdbcColumnHandle,String> rightAssignments,
 Map<JdbcColumnHandle,String> leftAssignments,
 JoinStatistics statistics)

Specified by:

implementJoin in interface JdbcClient

isSupportedJoinCondition

protected boolean isSupportedJoinCondition(ConnectorSession session,
 JdbcJoinCondition joinCondition)

applyQueryTransformations

protected PreparedQuery applyQueryTransformations(JdbcTableHandle tableHandle,
 PreparedQuery query)

createTable

public void createTable(ConnectorSession session,
 ConnectorTableMetadata tableMetadata)

Specified by:

createTable in interface JdbcClient

beginCreateTable

public JdbcOutputTableHandle beginCreateTable(ConnectorSession session,
 ConnectorTableMetadata tableMetadata)

Specified by:

beginCreateTable in interface JdbcClient

createTable

protected JdbcOutputTableHandle createTable(ConnectorSession session,
 ConnectorTableMetadata tableMetadata,
 String targetTableName)
                                     throws SQLException

Throws:

SQLException

createTable

protected JdbcOutputTableHandle createTable(ConnectorSession session,
 ConnectorTableMetadata tableMetadata,
 String targetTableName,
 Optional<ColumnMetadata> pageSinkIdColumn)
                                     throws SQLException

Throws:

SQLException

createTableSqls

protected List<String> createTableSqls(RemoteTableName remoteTableName,
 List<String> columns,
 ConnectorTableMetadata tableMetadata)

createTableSql

@Deprecated
protected String createTableSql(RemoteTableName remoteTableName,
 List<String> columns,
 ConnectorTableMetadata tableMetadata)

Deprecated.

getColumnDefinitionSql

protected String getColumnDefinitionSql(ConnectorSession session,
 ColumnMetadata column,
 String columnName)

beginInsertTable

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

Specified by:

beginInsertTable in interface JdbcClient

copyTableSchema

protected void copyTableSchema(ConnectorSession session,
 Connection connection,
 String catalogName,
 String schemaName,
 String tableName,
 String newTableName,
 List<String> columnNames)

commitCreateTable

public void commitCreateTable(ConnectorSession session,
 JdbcOutputTableHandle handle,
 Set<Long> pageSinkIds)

Specified by:

commitCreateTable in interface JdbcClient

renameTable

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

Specified by:

renameTable in interface JdbcClient

renameTable

protected void renameTable(ConnectorSession session,
 String catalogName,
 String remoteSchemaName,
 String remoteTableName,
 SchemaTableName newTable)

renameTable

protected void renameTable(ConnectorSession session,
 Connection connection,
 String catalogName,
 String remoteSchemaName,
 String remoteTableName,
 String newRemoteSchemaName,
 String newRemoteTableName)
                    throws SQLException

Throws:

SQLException

finishInsertTable

public void finishInsertTable(ConnectorSession session,
 JdbcOutputTableHandle handle,
 Set<Long> pageSinkIds)

Specified by:

finishInsertTable in interface JdbcClient

postProcessInsertTableNameClause

protected String postProcessInsertTableNameClause(ConnectorSession session,
 String tableName)

addColumn

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

Specified by:

addColumn in interface JdbcClient

addColumn

protected void addColumn(ConnectorSession session,
 Connection connection,
 RemoteTableName table,
 ColumnMetadata column)
                  throws SQLException

Throws:

SQLException

renameColumn

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

Specified by:

renameColumn in interface JdbcClient

renameColumn

protected void renameColumn(ConnectorSession session,
 Connection connection,
 RemoteTableName remoteTableName,
 String remoteColumnName,
 String newRemoteColumnName)
                     throws SQLException

Throws:

SQLException

dropColumn

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

Specified by:

dropColumn in interface JdbcClient

setColumnType

public void setColumnType(ConnectorSession session,
 JdbcTableHandle handle,
 JdbcColumnHandle column,
 Type type)

Specified by:

setColumnType in interface JdbcClient

dropTable

public void dropTable(ConnectorSession session,
 JdbcTableHandle handle)

Specified by:

dropTable in interface JdbcClient

dropTable

protected void dropTable(ConnectorSession session,
 RemoteTableName remoteTableName,
 boolean temporaryTable)

rollbackCreateTable

public void rollbackCreateTable(ConnectorSession session,
 JdbcOutputTableHandle handle)

Specified by:

rollbackCreateTable in interface JdbcClient

supportsRetries

public boolean supportsRetries()

Specified by:

supportsRetries 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,
 Optional<Integer> columnCount)
                                       throws SQLException

Specified by:

getPreparedStatement in interface JdbcClient

Throws:

SQLException

getTables

public ResultSet getTables(Connection connection,
 Optional<String> remoteSchemaName,
 Optional<String> remoteTableName)
                    throws SQLException

Throws:

SQLException

getTableTypes

protected Optional<List<String>> getTableTypes()

getTableSchemaName

protected String getTableSchemaName(ResultSet resultSet)
                             throws SQLException

Throws:

SQLException

getTableStatistics

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

Specified by:

getTableStatistics in interface JdbcClient

createSchema

public void createSchema(ConnectorSession session,
 String schemaName)

Specified by:

createSchema in interface JdbcClient

createSchema

protected void createSchema(ConnectorSession session,
 Connection connection,
 String remoteSchemaName)
                     throws SQLException

Throws:

SQLException

dropSchema

public void dropSchema(ConnectorSession session,
 String schemaName)

Specified by:

dropSchema in interface JdbcClient

dropSchema

protected void dropSchema(ConnectorSession session,
 Connection connection,
 String remoteSchemaName)
                   throws SQLException

Throws:

SQLException

renameSchema

public void renameSchema(ConnectorSession session,
 String schemaName,
 String newSchemaName)

Specified by:

renameSchema in interface JdbcClient

renameSchema

protected void renameSchema(ConnectorSession session,
 Connection connection,
 String remoteSchemaName,
 String newRemoteSchemaName)
                     throws SQLException

Throws:

SQLException

execute

protected void execute(ConnectorSession session,
 String query)

execute

protected void execute(ConnectorSession session,
 Connection connection,
 String query)
                throws SQLException

Throws:

SQLException

preventTextualTypeAggregationPushdown

protected static boolean preventTextualTypeAggregationPushdown(List<List<ColumnHandle>> groupingSets)

supportsTopN

public boolean supportsTopN(ConnectorSession session,
 JdbcTableHandle handle,
 List<JdbcSortItem> sortOrder)

Specified by:

supportsTopN in interface JdbcClient

topNFunction

protected Optional<BaseJdbcClient.TopNFunction> topNFunction()

isTopNGuaranteed

public boolean isTopNGuaranteed(ConnectorSession session)

Description copied from interface: JdbcClient

Reports whether result cardinality and ordering is guaranteed when JdbcClient.supportsTopN(ConnectorSession, JdbcTableHandle, List) returns true.

Specified by:

isTopNGuaranteed in interface JdbcClient

supportsLimit

public boolean supportsLimit()

Specified by:

supportsLimit in interface JdbcClient

limitFunction

protected Optional<BiFunction<String,Long,String>> limitFunction()

isLimitGuaranteed

public boolean isLimitGuaranteed(ConnectorSession session)

Specified by:

isLimitGuaranteed 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

delete

public OptionalLong delete(ConnectorSession session,
 JdbcTableHandle handle)

Specified by:

delete in interface JdbcClient

truncateTable

public void truncateTable(ConnectorSession session,
 JdbcTableHandle handle)

Specified by:

truncateTable in interface JdbcClient

verifySchemaName

protected void verifySchemaName(DatabaseMetaData databaseMetadata,
 String schemaName)
                         throws SQLException

Throws:

SQLException

verifyTableName

protected void verifyTableName(DatabaseMetaData databaseMetadata,
 String tableName)
                        throws SQLException

Throws:

SQLException

verifyColumnName

protected void verifyColumnName(DatabaseMetaData databaseMetadata,
 String columnName)
                         throws SQLException

Throws:

SQLException

quoted

protected String quoted(@Nullable
 String catalog,
 @Nullable
 String schema,
 String table)

varcharLiteral

public static String varcharLiteral(String value)

escapeObjectNameForMetadataQuery

protected Optional<String> escapeObjectNameForMetadataQuery(Optional<String> name,
 String escape)

escapeObjectNameForMetadataQuery

protected String escapeObjectNameForMetadataQuery(String name,
 String escape)