io.shardingsphere.core.parsing.parser.clause

类 SelectListClauseParser

java.lang.Object

io.shardingsphere.core.parsing.parser.clause.SelectListClauseParser

所有已实现的接口:

SQLClauseParser

直接已知子类:

MySQLSelectListClauseParser, OracleSelectListClauseParser, PostgreSQLSelectListClauseParser, SQLServerSelectListClauseParser

public abstract class SelectListClauseParser
extends Object
implements SQLClauseParser

Select list clause parser.

作者:

zhangliang, panjuan

构造器概要

构造器

构造器和说明
SelectListClauseParser(ShardingRule shardingRule, LexerEngine lexerEngine)

方法概要

限定符和类型	方法和说明
protected abstract Keyword[]	getSkippedKeywordsBeforeSelectItem()
protected abstract boolean	isRowNumberSelectItem()
void	parse(SelectStatement selectStatement, List<SelectItem> items) Parse select list.
protected abstract SelectItem	parseRowNumberSelectItem(SelectStatement selectStatement)

从类继承的方法 java.lang.Object

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

构造器详细资料

SelectListClauseParser

public SelectListClauseParser(ShardingRule shardingRule,
                              LexerEngine lexerEngine)

方法详细资料

parse

public void parse(SelectStatement selectStatement,
                  List<SelectItem> items)

Parse select list.

参数:

selectStatement - select statement

items - select items

getSkippedKeywordsBeforeSelectItem

protected abstract Keyword[] getSkippedKeywordsBeforeSelectItem()

isRowNumberSelectItem

protected abstract boolean isRowNumberSelectItem()

parseRowNumberSelectItem

protected abstract SelectItem parseRowNumberSelectItem(SelectStatement selectStatement)