复制代码 代码如下: declare @t varchar(255),@c varchar(255) declare table_cursor cursor for select a.name,b.name from sysobjects a,syscolumns b ,systypes c where a.id=b.id and a.xtype='u' and c.name in ('char'
复制代码 代码如下: SET QUOTED_IDENTIFIER ON GO SET ANSI_NULLS ON GO ALTER PROCEDURE usp_PagingLarge @TableNames VARCHAR(200), --表名,可以是多个表,但不能用别名 @PrimaryKey VARCHAR(100), --主键,可以为空,但 复制代码 代码如下: SET QUOTED_IDE
复制代码 代码如下: declare @str varchar(100) set @str='8f8el3l' declare @s varchar(8000) declare tb cursor local for select s='if exists(select 1 from ['+b.name+'] where ['+a.name+'] like ''%'+@str+'%'') prin
复制代码 代码如下: declare @t varchar(255),@c varchar(255) declare table_cursor cursor for select a.name,b.name from sysobjects a,syscolumns b ,systypes c where a.id=b.id and a.xtype='u' and c.name in ('char'
语句: alter table tableName rename column oldCName to newCName; -- 修改字段名 举例说明: 比如我们现在创建一张表: CREATE TABLE Student( id varchar2(32) primary key, name varchar2(8) not null, age number ); 现在,我 语句: alter tab
定义函数: CREATE FUNCTION [dbo].[GetAge] ( @BirthDay nvarchar(20) --生日 ) RETURNS varchar(20) AS BEGIN if(@BirthDay is NUlL or @BirthDay='')return ''; -- Declare the return variable here DECLARE @age varch