Package io.trino.plugin.jdbc

Class DefaultQueryBuilder

java.lang.Object

io.trino.plugin.jdbc.DefaultQueryBuilder

All Implemented Interfaces:

QueryBuilder

public class DefaultQueryBuilder
extends Object
implements QueryBuilder

Constructor Summary

Constructors

Constructor	Description
DefaultQueryBuilder(RemoteQueryModifier queryModifier)

Method Summary

Modifier and Type	Method	Description
protected String	buildJoinColumn(JdbcClient client, JdbcColumnHandle columnHandle)
CallableStatement	callProcedure(JdbcClient client, ConnectorSession session, Connection connection, JdbcProcedureHandle.ProcedureQuery procedureQuery)
protected String	formatAssignments(JdbcClient client, String relationAlias, Map<JdbcColumnHandle,String> assignments)
protected String	formatJoinCondition(JdbcClient client, String leftRelationAlias, String rightRelationAlias, JdbcJoinCondition condition)
protected String	formatJoinType(JoinType joinType)
protected String	getGroupBy(JdbcClient client, Optional<List<List<JdbcColumnHandle>>> groupingSets)
protected String	getProjection(JdbcClient client, List<JdbcColumnHandle> columns, Map<String,ParameterizedExpression> columnExpressions, Consumer<QueryParameter> accumulator)
protected String	getRelation(JdbcClient client, RemoteTableName remoteTableName)
PreparedQuery	prepareDeleteQuery(JdbcClient client, ConnectorSession session, Connection connection, JdbcNamedRelationHandle baseRelation, TupleDomain<ColumnHandle> tupleDomain, Optional<ParameterizedExpression> additionalPredicate)
PreparedQuery	prepareJoinQuery(JdbcClient client, ConnectorSession session, Connection connection, JoinType joinType, PreparedQuery leftSource, PreparedQuery rightSource, List<JdbcJoinCondition> joinConditions, Map<JdbcColumnHandle,String> leftAssignments, Map<JdbcColumnHandle,String> rightAssignments)
PreparedQuery	prepareSelectQuery(JdbcClient client, ConnectorSession session, Connection connection, JdbcRelationHandle baseRelation, Optional<List<List<JdbcColumnHandle>>> groupingSets, List<JdbcColumnHandle> columns, Map<String,ParameterizedExpression> columnExpressions, TupleDomain<ColumnHandle> tupleDomain, Optional<ParameterizedExpression> additionalPredicate)
PreparedStatement	prepareStatement(JdbcClient client, ConnectorSession session, Connection connection, PreparedQuery preparedQuery, Optional<Integer> columnCount)
protected Domain	pushDownDomain(JdbcClient client, ConnectorSession session, Connection connection, JdbcColumnHandle column, Domain domain)
protected void	toConjuncts(JdbcClient client, ConnectorSession session, Connection connection, TupleDomain<ColumnHandle> tupleDomain, com.google.common.collect.ImmutableList.Builder<String> result, Consumer<QueryParameter> accumulator)
protected String	toPredicate(JdbcClient client, ConnectorSession session, JdbcColumnHandle column, JdbcTypeHandle jdbcType, Type type, WriteFunction writeFunction, String operator, Object value, Consumer<QueryParameter> accumulator)
protected String	toPredicate(JdbcClient client, ConnectorSession session, Connection connection, JdbcColumnHandle column, Domain domain, Consumer<QueryParameter> accumulator)
protected String	toPredicate(JdbcClient client, ConnectorSession session, Connection connection, JdbcColumnHandle column, ValueSet valueSet, Consumer<QueryParameter> accumulator)

Methods inherited from class java.lang.Object

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

Constructor Details

DefaultQueryBuilder

@Inject
public DefaultQueryBuilder(RemoteQueryModifier queryModifier)

Method Details

prepareSelectQuery

public PreparedQuery prepareSelectQuery(JdbcClient client,
 ConnectorSession session,
 Connection connection,
 JdbcRelationHandle baseRelation,
 Optional<List<List<JdbcColumnHandle>>> groupingSets,
 List<JdbcColumnHandle> columns,
 Map<String,ParameterizedExpression> columnExpressions,
 TupleDomain<ColumnHandle> tupleDomain,
 Optional<ParameterizedExpression> additionalPredicate)

Specified by:

prepareSelectQuery in interface QueryBuilder

prepareJoinQuery

public PreparedQuery prepareJoinQuery(JdbcClient client,
 ConnectorSession session,
 Connection connection,
 JoinType joinType,
 PreparedQuery leftSource,
 PreparedQuery rightSource,
 List<JdbcJoinCondition> joinConditions,
 Map<JdbcColumnHandle,String> leftAssignments,
 Map<JdbcColumnHandle,String> rightAssignments)

Specified by:

prepareJoinQuery in interface QueryBuilder

prepareDeleteQuery

public PreparedQuery prepareDeleteQuery(JdbcClient client,
 ConnectorSession session,
 Connection connection,
 JdbcNamedRelationHandle baseRelation,
 TupleDomain<ColumnHandle> tupleDomain,
 Optional<ParameterizedExpression> additionalPredicate)

Specified by:

prepareDeleteQuery in interface QueryBuilder

prepareStatement

public PreparedStatement prepareStatement(JdbcClient client,
 ConnectorSession session,
 Connection connection,
 PreparedQuery preparedQuery,
 Optional<Integer> columnCount)
                                   throws SQLException

Specified by:

prepareStatement in interface QueryBuilder

Throws:

SQLException

callProcedure

public CallableStatement callProcedure(JdbcClient client,
 ConnectorSession session,
 Connection connection,
 JdbcProcedureHandle.ProcedureQuery procedureQuery)
                                throws SQLException

Specified by:

callProcedure in interface QueryBuilder

Throws:

SQLException

formatJoinCondition

protected String formatJoinCondition(JdbcClient client,
 String leftRelationAlias,
 String rightRelationAlias,
 JdbcJoinCondition condition)

buildJoinColumn

protected String buildJoinColumn(JdbcClient client,
 JdbcColumnHandle columnHandle)

formatAssignments

protected String formatAssignments(JdbcClient client,
 String relationAlias,
 Map<JdbcColumnHandle,String> assignments)

formatJoinType

protected String formatJoinType(JoinType joinType)

getRelation

protected String getRelation(JdbcClient client,
 RemoteTableName remoteTableName)

getProjection

protected String getProjection(JdbcClient client,
 List<JdbcColumnHandle> columns,
 Map<String,ParameterizedExpression> columnExpressions,
 Consumer<QueryParameter> accumulator)

pushDownDomain

protected Domain pushDownDomain(JdbcClient client,
 ConnectorSession session,
 Connection connection,
 JdbcColumnHandle column,
 Domain domain)

toConjuncts

protected void toConjuncts(JdbcClient client,
 ConnectorSession session,
 Connection connection,
 TupleDomain<ColumnHandle> tupleDomain,
 com.google.common.collect.ImmutableList.Builder<String> result,
 Consumer<QueryParameter> accumulator)

toPredicate

protected String toPredicate(JdbcClient client,
 ConnectorSession session,
 Connection connection,
 JdbcColumnHandle column,
 Domain domain,
 Consumer<QueryParameter> accumulator)

toPredicate

protected String toPredicate(JdbcClient client,
 ConnectorSession session,
 Connection connection,
 JdbcColumnHandle column,
 ValueSet valueSet,
 Consumer<QueryParameter> accumulator)

toPredicate

protected String toPredicate(JdbcClient client,
 ConnectorSession session,
 JdbcColumnHandle column,
 JdbcTypeHandle jdbcType,
 Type type,
 WriteFunction writeFunction,
 String operator,
 Object value,
 Consumer<QueryParameter> accumulator)

getGroupBy

protected String getGroupBy(JdbcClient client,
 Optional<List<List<JdbcColumnHandle>>> groupingSets)