org.apache.shardingsphere.infra.binder.statement.dml

Class SelectStatementContext

java.lang.Object

org.apache.shardingsphere.infra.binder.statement.CommonSQLStatementContext<org.apache.shardingsphere.sql.parser.sql.common.statement.dml.SelectStatement>

org.apache.shardingsphere.infra.binder.statement.dml.SelectStatementContext

All Implemented Interfaces:

SQLStatementContext<org.apache.shardingsphere.sql.parser.sql.common.statement.dml.SelectStatement>, TableAvailable, WhereAvailable

public final class SelectStatementContext
extends CommonSQLStatementContext<org.apache.shardingsphere.sql.parser.sql.common.statement.dml.SelectStatement>
implements TableAvailable, WhereAvailable

Select SQL statement context.

Constructor Summary

Constructors

Constructor and Description
SelectStatementContext(org.apache.shardingsphere.sql.parser.sql.common.statement.dml.SelectStatement sqlStatement, GroupByContext groupByContext, OrderByContext orderByContext, ProjectionsContext projectionsContext, PaginationContext paginationContext)
SelectStatementContext(ShardingSphereSchema schema, List<Object> parameters, org.apache.shardingsphere.sql.parser.sql.common.statement.dml.SelectStatement sqlStatement)

Method Summary

Modifier and Type	Method and Description
Collection<org.apache.shardingsphere.sql.parser.sql.common.segment.generic.table.SimpleTableSegment>	getAllSimpleTableSegments() Get all tables.
Collection<org.apache.shardingsphere.sql.parser.sql.common.segment.generic.table.SimpleTableSegment>	getAllTables() Get all table segments.
Collection<org.apache.shardingsphere.sql.parser.sql.common.segment.generic.table.SimpleTableSegment>	getFromSimpleTableSegments() Get tables with from clause.
Optional<org.apache.shardingsphere.sql.parser.sql.common.segment.dml.predicate.WhereSegment>	getWhere() Get where segment.
boolean	isContainsJoinQuery() Whether it contain join query.
boolean	isSameGroupByAndOrderByItems() Judge group by and order by sequence is same or not.
void	setIndexes(Map<String,Integer> columnLabelIndexMap) Set indexes.

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.shardingsphere.infra.binder.type.TableAvailable

getTablesContext

Methods inherited from interface org.apache.shardingsphere.infra.binder.statement.SQLStatementContext

getSqlStatement, getTablesContext

Constructor Detail

SelectStatementContext

public SelectStatementContext(org.apache.shardingsphere.sql.parser.sql.common.statement.dml.SelectStatement sqlStatement,
                              GroupByContext groupByContext,
                              OrderByContext orderByContext,
                              ProjectionsContext projectionsContext,
                              PaginationContext paginationContext)

SelectStatementContext

public SelectStatementContext(ShardingSphereSchema schema,
                              List<Object> parameters,
                              org.apache.shardingsphere.sql.parser.sql.common.statement.dml.SelectStatement sqlStatement)

Method Detail

isContainsJoinQuery

public boolean isContainsJoinQuery()

Whether it contain join query.

Returns:

contain join query or not

setIndexes

public void setIndexes(Map<String,Integer> columnLabelIndexMap)

Set indexes.

Parameters:

columnLabelIndexMap - map for column label and index

isSameGroupByAndOrderByItems

public boolean isSameGroupByAndOrderByItems()

Judge group by and order by sequence is same or not.

Returns:

group by and order by sequence is same or not

getAllTables

public Collection<org.apache.shardingsphere.sql.parser.sql.common.segment.generic.table.SimpleTableSegment> getAllTables()

Description copied from interface: TableAvailable

Get all table segments.

Specified by:

getAllTables in interface TableAvailable

Returns:

all table segments

getWhere

public Optional<org.apache.shardingsphere.sql.parser.sql.common.segment.dml.predicate.WhereSegment> getWhere()

Description copied from interface: WhereAvailable

Get where segment.

Specified by:

getWhere in interface WhereAvailable

Returns:

where segment

getAllSimpleTableSegments

public Collection<org.apache.shardingsphere.sql.parser.sql.common.segment.generic.table.SimpleTableSegment> getAllSimpleTableSegments()

Get all tables.

Returns:

all tables

getFromSimpleTableSegments

public Collection<org.apache.shardingsphere.sql.parser.sql.common.segment.generic.table.SimpleTableSegment> getFromSimpleTableSegments()

Get tables with from clause.

Returns:

tables with from clause