io.polaris.core.jdbc.annotation.segment

注释类型 SubSelect

@Retention(value=RUNTIME)
 @Target(value={METHOD,TYPE,ANNOTATION_TYPE})
 @Documented
 @Inherited
public @interface SubSelect

从以下版本开始:

Jan 28, 2024

作者:

Qt

必需元素概要

所需元素

限定符和类型	必需的元素和说明
String	alias
SelectColumn[]	columns
Class<?>	table

可选元素概要

可选元素

限定符和类型	可选元素和说明
ColumnPredicate	columnPredicate
GroupBy[]	groupBy
SubHaving	having
boolean	quotaSelectAlias
SubWhere	where

元素详细资料

table

public abstract Class<?> table

返回:

标识目标实体类型

alias

public abstract String alias

返回:

表别名

columns

public abstract SelectColumn[] columns

返回:

标识查询的字段列表，默认查询全部

quotaSelectAlias

public abstract boolean quotaSelectAlias

默认值:

false

where

public abstract SubWhere where

默认值:

@io.polaris.core.jdbc.annotation.segment.SubWhere

groupBy

public abstract GroupBy[] groupBy

默认值:

{}

having

public abstract SubHaving having

默认值:

@io.polaris.core.jdbc.annotation.segment.SubHaving

columnPredicate

public abstract ColumnPredicate columnPredicate

默认值:

@io.polaris.core.jdbc.annotation.segment.ColumnPredicate