org.apache.shardingsphere.sql.parser.sql.dialect.handler.dml

Class SelectStatementHandler

java.lang.Object

org.apache.shardingsphere.sql.parser.sql.dialect.handler.dml.SelectStatementHandler

All Implemented Interfaces:

SQLStatementHandler

public final class SelectStatementHandler
extends Object
implements SQLStatementHandler

Select statement helper class for different dialect SQL statements.

Constructor Summary

Constructors

Constructor and Description
SelectStatementHandler()

Method Summary

Modifier and Type	Method and Description
static Optional<LimitSegment>	getLimitSegment(SelectStatement selectStatement) Get limit segment.
static Optional<LockSegment>	getLockSegment(SelectStatement selectStatement) Get lock segment.
static Optional<WindowSegment>	getWindowSegment(SelectStatement selectStatement) Get window segment.
static Optional<WithSegment>	getWithSegment(SelectStatement selectStatement) Get with segment.

Methods inherited from class java.lang.Object

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

Constructor Detail

SelectStatementHandler

public SelectStatementHandler()

Method Detail

getLimitSegment

public static Optional<LimitSegment> getLimitSegment(SelectStatement selectStatement)

Get limit segment.

Parameters:

selectStatement - select statement

Returns:

limit segment

getLockSegment

public static Optional<LockSegment> getLockSegment(SelectStatement selectStatement)

Get lock segment.

Parameters:

selectStatement - select statement

Returns:

lock segment

getWindowSegment

public static Optional<WindowSegment> getWindowSegment(SelectStatement selectStatement)

Get window segment.

Parameters:

selectStatement - select statement

Returns:

window segment

getWithSegment

public static Optional<WithSegment> getWithSegment(SelectStatement selectStatement)

Get with segment.

Parameters:

selectStatement - select statement

Returns:

with segment