Package io.trino.plugin.sqlserver

Class SqlServerClient

java.lang.Object

io.trino.plugin.jdbc.BaseJdbcClient

io.trino.plugin.sqlserver.SqlServerClient

All Implemented Interfaces:

JdbcClient

public class SqlServerClient
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 JdbcTypeHandle	BIGINT_TYPE
static int	SQL_SERVER_MAX_LIST_EXPRESSIONS

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

connectionFactory, identifierQuote, jdbcTypesMappedToVarchar

Constructor Summary

Constructors

Constructor	Description
SqlServerClient(BaseJdbcConfig config, SqlServerConfig sqlServerConfig, ConnectionFactory connectionFactory, IdentifierMapping identifierMapping)

Method Summary

Modifier and Type	Method	Description
void	abortReadConnection(Connection connection, ResultSet resultSet)
protected void	copyTableSchema(Connection connection, String catalogName, String schemaName, String tableName, String newTableName, List<String> columnNames)
protected String	createTableSql(RemoteTableName remoteTableName, List<String> columns, ConnectorTableMetadata tableMetadata)
Connection	getConnection(ConnectorSession session, JdbcOutputTableHandle handle)
Connection	getConnection(ConnectorSession session, JdbcSplit split)
Map<String,Object>	getTableProperties(ConnectorSession session, JdbcTableHandle tableHandle)
Optional<JdbcExpression>	implementAggregation(ConnectorSession session, AggregateFunction aggregate, Map<String,ColumnHandle> assignments)
boolean	isLimitGuaranteed(ConnectorSession session)
protected boolean	isSupportedJoinCondition(JdbcJoinCondition joinCondition)
boolean	isTopNGuaranteed(ConnectorSession session)
protected Optional<BiFunction<String,Long,String>>	limitFunction()
void	renameColumn(ConnectorSession session, JdbcTableHandle handle, JdbcColumnHandle jdbcColumn, String newColumnName)
protected void	renameTable(ConnectorSession session, String catalogName, String schemaName, String tableName, SchemaTableName newTable)
boolean	supportsAggregationPushdown(ConnectorSession session, JdbcTableHandle table, List<AggregateFunction> aggregates, Map<String,ColumnHandle> assignments, List<List<ColumnHandle>> groupingSets)
boolean	supportsTopN(ConnectorSession session, JdbcTableHandle handle, List<JdbcSortItem> sortOrder)
Optional<ColumnMapping>	toColumnMapping(ConnectorSession session, Connection connection, JdbcTypeHandle typeHandle)
protected Optional<BaseJdbcClient.TopNFunction>	topNFunction()
WriteMapping	toWriteMapping(ConnectorSession session, Type type)
static ColumnMapping	varbinaryColumnMapping()
static SliceWriteFunction	varbinaryWriteFunction()

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

addColumn, applyQueryTransformations, beginCreateTable, beginInsertTable, buildInsertSql, buildInsertSql, buildSql, commitCreateTable, createSchema, createSchemaSql, createTable, createTable, delete, dropColumn, dropSchema, dropSchemaSql, dropTable, escapeNamePattern, execute, execute, filterSchema, finishInsertTable, generateTemporaryTableName, getColumnDefinitionSql, getColumns, getColumns, getForcedMappingToVarchar, getIdentifierMapping, getInteger, getPreparedStatement, getSchemaNames, getSplits, getTableHandle, getTableNames, getTables, getTableSchemaName, getTableStatistics, getTableTypes, implementJoin, listSchemas, mapToUnboundedVarchar, prepareQuery, prepareQuery, preventTextualTypeAggregationPushdown, quoted, quoted, quoted, renameTable, rollbackCreateTable, supportsLimit, toColumnMappings, truncateTable

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

getSystemTable, getTableScanRedirection, schemaExists, setColumnComment, setTableProperties

Field Detail

SQL_SERVER_MAX_LIST_EXPRESSIONS

public static final int SQL_SERVER_MAX_LIST_EXPRESSIONS

See Also:

Constant Field Values

BIGINT_TYPE

public static final JdbcTypeHandle BIGINT_TYPE

Constructor Detail

SqlServerClient

@Inject
public SqlServerClient(BaseJdbcConfig config,
                       SqlServerConfig sqlServerConfig,
                       ConnectionFactory connectionFactory,
                       IdentifierMapping identifierMapping)

Method Detail

renameTable

protected void renameTable(ConnectorSession session,
                           String catalogName,
                           String schemaName,
                           String tableName,
                           SchemaTableName newTable)

Overrides:

renameTable in class BaseJdbcClient

renameColumn

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

Specified by:

renameColumn in interface JdbcClient

Overrides:

renameColumn in class BaseJdbcClient

copyTableSchema

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

Overrides:

copyTableSchema in class BaseJdbcClient

toColumnMapping

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

toWriteMapping

public WriteMapping toWriteMapping(ConnectorSession session,
                                   Type type)

implementAggregation

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

supportsAggregationPushdown

public boolean supportsAggregationPushdown(ConnectorSession session,
                                           JdbcTableHandle table,
                                           List<AggregateFunction> aggregates,
                                           Map<String,ColumnHandle> assignments,
                                           List<List<ColumnHandle>> groupingSets)

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

supportsTopN

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

Specified by:

supportsTopN in interface JdbcClient

Overrides:

supportsTopN in class BaseJdbcClient

topNFunction

protected Optional<BaseJdbcClient.TopNFunction> topNFunction()

Overrides:

topNFunction in class BaseJdbcClient

isTopNGuaranteed

public boolean isTopNGuaranteed(ConnectorSession session)

Specified by:

isTopNGuaranteed in interface JdbcClient

Overrides:

isTopNGuaranteed in class BaseJdbcClient

isSupportedJoinCondition

protected boolean isSupportedJoinCondition(JdbcJoinCondition joinCondition)

Overrides:

isSupportedJoinCondition in class BaseJdbcClient

createTableSql

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

Overrides:

createTableSql in class BaseJdbcClient

getTableProperties

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

Specified by:

getTableProperties in interface JdbcClient

Overrides:

getTableProperties in class BaseJdbcClient

abortReadConnection

public void abortReadConnection(Connection connection,
                                ResultSet resultSet)
                         throws SQLException

Throws:

SQLException

getConnection

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

Specified by:

getConnection in interface JdbcClient

Overrides:

getConnection in class BaseJdbcClient

Throws:

SQLException

getConnection

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

Specified by:

getConnection in interface JdbcClient

Overrides:

getConnection in class BaseJdbcClient

Throws:

SQLException

varbinaryColumnMapping

public static ColumnMapping varbinaryColumnMapping()

varbinaryWriteFunction

public static SliceWriteFunction varbinaryWriteFunction()