drop procedure [存储过程名] if exists (select * from sysobjects where id = object_id(N’[存储过程名]’) and OBJECTPROPERTY(id, N’IsProcedure’) = 1) drop procedure [存储过程名] 4 判断临时表是否存在 Sql代码 if object_id(’tempdb..#临时表名’) is not null drop table #临时表名 if...
if exists (select * from sysobjects where id = object_id(N’[存储过程名]’) and OBJECTPROPERTY(id, N’IsProcedure’) = 1) drop procedure [存储过程名] if exists (select * from sysobjects where id = object_id(N’[存储过程名]’) and OBJECTPROPERTY(id, N’IsProcedure’) = 1) drop ...
show procedure status; -- 查看创建时SQL语句 SHOW CREATE PROCEDURE stu_group; -- 删除存储过程标准语法 DROP PROCEDURE [IF EXISTS] 存储过程名称; DROP PROCEDURE IF EXISTS stu_group; 1. 2. 3. 4. 5. 6. 7. 8. 9. 变量的使用: 定义变量: -- 标准语法 DECLARE 变量名 数据类型 [DEFAULT 默认...
DROP TABLE IF EXISTS dbo.Product DROP TRIGGER IF EXISTS trProductInsert If the object does not exists, DIE will not fail and execution will continue. Currently, the following objects can DIE:Expand table AGGREGATE PROCEDURE TABLE ASSEMBLY ROLE TRIGGER VIEW RULE TYPE DATABASE SCHE...
drop procedure [存储过程名] if exists (select * from sysobjects where id = object_id(N’[存储过程名]’) and OBJECTPROPERTY(id, N’IsProcedure’) = 1) drop procedure [存储过程名] 4 判断临时表是否存在 Sql代码 if object_id(’tempdb..#临时表名’) is not null ...
if exists (select * from sysobjects where id = object_id(N’[存储过程名]’) and OBJECTPROPERTY(id, N’IsProcedure’) = 1) drop procedure [存储过程名]4 判断临时表是否存在 if object_id(’tempdb..#临时表名’) is not null drop table #临时表名 5 判断视图是否存在 --SQL Server 2000...
新版本(SQL Server 2016): DROP TABLE IF EXISTS PERSON DROP IF EXISTS的语法如下: DROPobject_typeIFEXISTSobject_name 能够用于DROP的object_type,如Tables, Database, Function, Trigger, Stored Procedure, Column, User, Type, View, Schema,皆可套用,比如: ...
对同一存储过程连续两次执行命令DROP PROCEDURE IF EXISTS ,将会( ) A. 第一次执行删除存储过程,第二次产生一个错误 B. 第一次执行删除存储过程,第二次无提示 C. 存储过程不能被删除 D. 最终删除存储过程 相关知识点: 试题来源: 解析 BD 反馈 收藏 ...
DROPobject_typeIFEXISTSobject_name 能够用于DROP的object_type，如Tables, Database, Function, Trigger, Stored Procedure, Column, User, Type, View, Schema，皆可套用,比如：ALTER TABLE PERSONDROP COLUMN If EXISTS NAME SQL Server 2016新特性：DROP IF EXISTS 标签：basesysges.netschfunctionname...
drop procedure [存储过程名] if exists (select * from sysobjects where id = object_id(N’[存储过程名]’) and OBJECTPROPERTY(id, N’IsProcedure’) = 1) drop procedure [存储过程名] 4 判断临时表是否存在 Sql代码 if object_id(’tempdb..#临时表名’) is not null ...