1 CREATE OR REPLACE PROCEDURE 存储过程名 2 IS 3 BEGIN 4 NULL; 5 END; 行1: CREATE OR REPLACE PROCEDURE 是一个SQL语句通知Oracle数据库去创建一个叫做skeleton存储过程, 如果存在就覆盖它; 行2: IS关键词表明后面将跟随一个PL/SQL体。 行3: BEGIN关键词表明PL/SQL体的开始。 行4: NULL PL/SQL语句...
35. else 36. begin 37. set @sql=@sql 38. '') 39. begin 40. set @sql=@sql +' and Area='''+@CountryCode+''' order by id desc' 41. end 42. else 43. begin 44. set @sql=@sql +' and Area='''+@CountryCode+''' and Version='''+ @Version +''' order by id desc' ...
AnIF...ELSEconstruct can be used in batches, in stored procedures, and in ad hoc queries. When this construct is used in a stored procedure, it's usually to test for the existence of some parameter. IFtests can be nested after anotherIFor following anELSE. The limit to the number of...
ELSE BEGIN -- 存储过程不存在,不执行任何操作 PRINT '存储过程不存在' END 在上述示例中,我们使用IF EXISTS语句来检查名为"YourStoredProcedure"的存储过程是否存在。如果存在,则打印"存储过程存在"并执行其他操作;如果不存在,则打印"存储过程不存在"。 对于SQL Server存储过程错误的处理,可以根据具体需求来设计相应...
In your example you are after: declare @temp as varchar(100) set @temp='Measure' select case @temp when 'Measure' then Measure else OtherMeasure end from Measuretable Examples related to sql • Passing multiple values for same variable in stored procedure • SQL permissions fo...
An IF...ELSE construct can be used in batches, in stored procedures, and in ad hoc queries. When this construct is used in a stored procedure, it is frequently used to test for the existence of some parameter.IF tests can be nested after another IF or following an ELSE. The limit to...
Transact-SQL language reference for IF-ELSE statements to provide control flow in Transact-SQL statements.
In this post, we are going to learn how to find out if the table is used in a Stored Procedure. we have multiple ways to do that. This System Stored Procedure will return you list of table/views used by the Stored procedure/View. You can pass the view name or Stored Procedure as ...
问SQL SERVER存储过程中IF的帮助EN存储过程、函数区别 函数可以在sql语句中调用，存储过程不行 函数只能...
if @town='bbb' begin//sql语句endelsebegin//sql语句endupdate t_stat_info set……GO 存储过程人门字号 [大 中 小]分类：ＳＱＬ存储过程 | 标签：beck716.chaokuai.com课程目标:一、TRUNCATE 二、Select INTO 建表 把一个表中的数据复制到另外一个表中。三、Insert INTO Select ...