However , data manipulation language and data definition language statements execute atomically 但是,数据操作语言( dml )和数据定义语言( ddl )语句会自动执行。
The data definition language ( ddl ) part of sql permits database tables to be created or deleted 数据定义语言( ddl )为sql中的一部分,可以让数据表建立或是删除。
Xpressed in data definition language , that completely describe the structure of a data base 一组以数据定义语言来表达的语句集,该语句集完整地描述了数据库的结构。
Ddl triggers are a special kind of trigger that fire in response to data definition language statements Ddl触发器是一种特殊的触发器,它在响应数据定义语言( ddl )语句时触发。
This section covers data definition language statements , data manipulation language statements , and functions 本节涵盖数据定义语言( ddl )语句、数据操作语言( dml )语句和函数。
The set of statements , expre ed in data definition language , that completely describe the structure of a data base 一组以数据定义语言来表达的语句集,该语句集完整地描述了数据库的结构。
The set of statements , expressed in data definition language , that completely describe the structure of a data base 一组以数据定义语言来表达的语句集,该语句集完整地描述了数据库的结构。
The set of statements , exdivssed in data definition language , that completely describe the structure of a data base 一组以数据定义语言来表达的语句集,该语句集完整地描述了数据库的结构。
For example , a sql server project may contain data definition language queries defining objects in a database 例如, sql server项目可能包含用于定义数据库中的对象的数据定义语言( ddl )查询。
A stored procedure that executes in response to a data manipulation language or data definition language event 在非聚集索引中,叶级指向数据页,或者指向聚集索引(如果有) ,而不包含数据本身。
A data definition language or data description language (DDL) is a syntax similar to a computer programming language for defining data structures, especially database schemas.