org.apache.shardingsphere.sql.parser.sql.common.util

Class WhereExtractUtil

java.lang.Object

org.apache.shardingsphere.sql.parser.sql.common.util.WhereExtractUtil

public final class WhereExtractUtil
extends Object

Where extract utility class.

Constructor Summary

Constructors

Constructor and Description
WhereExtractUtil()

Method Summary

Modifier and Type	Method and Description
static Collection<WhereSegment>	getJoinWhereSegments(SelectStatement selectStatement) Get join where segment from SelectStatement.
static Collection<WhereSegment>	getSubqueryWhereSegments(SelectStatement selectStatement) Get subquery where segment from SelectStatement.

Methods inherited from class java.lang.Object

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

Constructor Detail

WhereExtractUtil

public WhereExtractUtil()

Method Detail

getJoinWhereSegments

public static Collection<WhereSegment> getJoinWhereSegments(SelectStatement selectStatement)

Get join where segment from SelectStatement.

Parameters:

selectStatement - SelectStatement

Returns:

join where segment collection

getSubqueryWhereSegments

public static Collection<WhereSegment> getSubqueryWhereSegments(SelectStatement selectStatement)

Get subquery where segment from SelectStatement.

Parameters:

selectStatement - SelectStatement

Returns:

subquery where segment collection