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
set @sql = @sql + ' and Version='''+@Version +''' order by id desc' end end else begin set @sql=@sql if(@Version='') begin set @sql=@sql +' and Area='''+@CountryCode+''' order by id desc' end else begin set @sql=@sql +' and Area='''+@CountryCode+''' and Vers...
SQL Kopiraj IF DATENAME(weekday, GETDATE()) IN (N'Saturday', N'Sunday') SELECT 'Weekend'; ELSE SELECT 'Weekday'; For more examples, see ELSE (IF...ELSE).Examples: Azure Synapse Analytics and Analytics Platform System (PDW)The following example uses IF...ELSE to determine which of ...
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 ...
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"。
在SQL 中,可以使用 `CASE` 表达式来实现类似于 IF ELSE 的逻辑。`CASE` 表达式允许你根据条件选择不同的值。在 JOIN 条件中使用 `CASE` 表达式可以帮助你根据不同的条...
Transact-SQL language reference for IF-ELSE statements to provide control flow in Transact-SQL statements.
3rd method is to use the sys.all_sql_modules system view. The definition column of this view has definition of Stored Procedure, Views, Functions etc.You can write query as given below to check if any of the Stored Procedure or object is using the table/view you are looking for. ...
IF in_user_region = 'Europe' THEN INSERT INTO customer_orders (user_id, item_id, brand, model, color, price_euro, quantity) SELECT user_id, item_id, brand, model, color, price_euro, quantity FROM shopping_cart WHERE user_id = in_user_id AND buy_now = 'yes'; ELSE INS...
elseif ipmode='绑定' THEN delete from IpBindedInfo where Ip=reip and Mac=remac; delete from StaticIpMacBindInfo where Ip=reip and Mac=remac; update AllResourceIpInfo set State=1 where IpValue=funGetIPValue(reip) and State=4; open zw_switchport; ...