Package io.trino.plugin.oracle

Class OracleClient

java.lang.Object

io.trino.plugin.jdbc.BaseJdbcClient

io.trino.plugin.oracle.OracleClient

All Implemented Interfaces:

JdbcClient

public class OracleClient
extends BaseJdbcClient

Nested Class Summary

Nested classes/interfaces inherited from class io.trino.plugin.jdbc.BaseJdbcClient

BaseJdbcClient.TopNFunction

Field Summary

Fields

Modifier and Type	Field	Description
static final int	ORACLE_MAX_LIST_EXPRESSIONS

Fields inherited from class io.trino.plugin.jdbc.BaseJdbcClient

connectionFactory, identifierQuote, jdbcTypesMappedToVarchar, queryBuilder, queryModifier

Constructor Summary

Constructors

Constructor	Description
OracleClient(BaseJdbcConfig config, OracleConfig oracleConfig, ConnectionFactory connectionFactory, QueryBuilder queryBuilder, IdentifierMapping identifierMapping, RemoteQueryModifier queryModifier)

Method Summary

Modifier and Type	Method	Description
void	createSchema(ConnectorSession session, String schemaName)
void	dropSchema(ConnectorSession session, String schemaName)
protected boolean	filterSchema(String schemaName)
protected String	generateTemporaryTableName()
PreparedStatement	getPreparedStatement(Connection connection, String sql)
Optional<String>	getTableComment(ResultSet resultSet)
protected Optional<List<String>>	getTableTypes()
Optional<JdbcExpression>	implementAggregation(ConnectorSession session, AggregateFunction aggregate, Map<String,ColumnHandle> assignments)
boolean	isLimitGuaranteed(ConnectorSession session)
protected boolean	isSupportedJoinCondition(ConnectorSession session, JdbcJoinCondition joinCondition)
protected Optional<BiFunction<String,Long,String>>	limitFunction()
static DoubleWriteFunction	oracleDoubleWriteFunction()
static LongWriteFunction	oracleRealWriteFunction()
static ColumnMapping	oracleTimestampWithTimeZoneColumnMapping()
static LongWriteFunction	oracleTimestampWithTimeZoneWriteFunction()
void	renameSchema(ConnectorSession session, String schemaName, String newSchemaName)
protected void	renameTable(ConnectorSession session, Connection connection, String catalogName, String remoteSchemaName, String remoteTableName, String newRemoteSchemaName, String newRemoteTableName)
void	setColumnComment(ConnectorSession session, JdbcTableHandle handle, JdbcColumnHandle column, Optional<String> comment)
void	setColumnType(ConnectorSession session, JdbcTableHandle handle, JdbcColumnHandle column, Type type)
Optional<ColumnMapping>	toColumnMapping(ConnectorSession session, Connection connection, JdbcTypeHandle typeHandle)
WriteMapping	toWriteMapping(ConnectorSession session, Type type)
static LongWriteFunction	trinoDateToOracleDateWriteFunction()
static LongWriteFunction	trinoTimestampToOracleTimestampWriteFunction()

Methods inherited from class io.trino.plugin.jdbc.BaseJdbcClient

addColumn, addColumn, applyQueryTransformations, beginCreateTable, beginInsertTable, buildInsertSql, buildSql, commitCreateTable, copyTableSchema, createSchema, createTable, createTable, createTable, createTableSql, delete, dropColumn, dropSchema, dropTable, dropTable, escapeObjectNameForMetadataQuery, escapeObjectNameForMetadataQuery, execute, execute, finishInsertTable, getAdditionalPredicate, getColumnDefinitionSql, getColumns, getColumns, getConnection, getConnection, getForcedMappingToVarchar, getIdentifierMapping, getInteger, getSchemaNames, getSplits, getTableHandle, getTableHandle, getTableNames, getTableProperties, getTables, getTableSchemaName, getTableStatistics, implementJoin, isTopNGuaranteed, listSchemas, mapToUnboundedVarchar, postProcessInsertTableNameClause, prepareQuery, prepareQuery, preventTextualTypeAggregationPushdown, quoted, quoted, quoted, renameColumn, renameColumn, renameSchema, renameTable, renameTable, rollbackCreateTable, supportsLimit, supportsRetries, supportsTopN, toColumnMappings, topNFunction, truncateTable, varcharLiteral, verifyColumnName, verifySchemaName, verifyTableName

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, getTableScanRedirection, getTableStatistics, schemaExists, setTableComment, setTableProperties, supportsAggregationPushdown

Field Details

ORACLE_MAX_LIST_EXPRESSIONS

public static final int ORACLE_MAX_LIST_EXPRESSIONS

See Also:

• Constant Field Values

Constructor Details

OracleClient

@Inject
public OracleClient(BaseJdbcConfig config,
 OracleConfig oracleConfig,
 ConnectionFactory connectionFactory,
 QueryBuilder queryBuilder,
 IdentifierMapping identifierMapping,
 RemoteQueryModifier queryModifier)

Method Details

getTableTypes

protected Optional<List<String>> getTableTypes()

Overrides:

getTableTypes in class BaseJdbcClient

filterSchema

protected boolean filterSchema(String schemaName)

Overrides:

filterSchema in class BaseJdbcClient

getPreparedStatement

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

Specified by:

getPreparedStatement in interface JdbcClient

Overrides:

getPreparedStatement in class BaseJdbcClient

Throws:

SQLException

generateTemporaryTableName

protected String generateTemporaryTableName()

Overrides:

generateTemporaryTableName in class BaseJdbcClient

renameTable

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

Overrides:

renameTable in class BaseJdbcClient

Throws:

SQLException

createSchema

public void createSchema(ConnectorSession session,
 String schemaName)

Specified by:

createSchema in interface JdbcClient

Overrides:

createSchema in class BaseJdbcClient

dropSchema

public void dropSchema(ConnectorSession session,
 String schemaName)

Specified by:

dropSchema in interface JdbcClient

Overrides:

dropSchema in class BaseJdbcClient

renameSchema

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

Specified by:

renameSchema in interface JdbcClient

Overrides:

renameSchema in class BaseJdbcClient

getTableComment

public Optional<String> getTableComment(ResultSet resultSet)

toColumnMapping

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

implementAggregation

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

limitFunction

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

Overrides:

limitFunction in class BaseJdbcClient

isLimitGuaranteed

public boolean isLimitGuaranteed(ConnectorSession session)

Specified by:

isLimitGuaranteed in interface JdbcClient

Overrides:

isLimitGuaranteed in class BaseJdbcClient

isSupportedJoinCondition

protected boolean isSupportedJoinCondition(ConnectorSession session,
 JdbcJoinCondition joinCondition)

Overrides:

isSupportedJoinCondition in class BaseJdbcClient

trinoDateToOracleDateWriteFunction

public static LongWriteFunction trinoDateToOracleDateWriteFunction()

trinoTimestampToOracleTimestampWriteFunction

public static LongWriteFunction trinoTimestampToOracleTimestampWriteFunction()

oracleTimestampWithTimeZoneColumnMapping

public static ColumnMapping oracleTimestampWithTimeZoneColumnMapping()

oracleTimestampWithTimeZoneWriteFunction

public static LongWriteFunction oracleTimestampWithTimeZoneWriteFunction()

oracleRealWriteFunction

public static LongWriteFunction oracleRealWriteFunction()

oracleDoubleWriteFunction

public static DoubleWriteFunction oracleDoubleWriteFunction()

toWriteMapping

public WriteMapping toWriteMapping(ConnectorSession session,
 Type type)

setColumnComment

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

setColumnType

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

Specified by:

setColumnType in interface JdbcClient

Overrides:

setColumnType in class BaseJdbcClient