类的使用
org.h2.schema.UserAggregate

使用UserAggregate的程序包

程序包	说明
org.h2.expression.aggregate	Aggregate functions.
org.h2.schema	Schema implementation and objects that are stored in a schema (for example, sequences and constants).

org.h2.expression.aggregate中UserAggregate的使用

参数类型为UserAggregate的org.h2.expression.aggregate中的构造器

构造器和说明
JavaAggregate(UserAggregate userAggregate, Expression[] args, Select select, boolean distinct)
JavaAggregate(UserAggregate userAggregate, Expression[] args, Select select, boolean distinct)

org.h2.schema中UserAggregate的使用

返回UserAggregate的org.h2.schema中的方法

限定符和类型	方法和说明
UserAggregate	Schema.findAggregate(String name) Get the user defined aggregate function if it exists.
UserAggregate	Schema.findAggregate(String name) Get the user defined aggregate function if it exists.