最近在写数据库sql语句,在客户端查询数据库,sql命令较复杂时感觉使用存储过程Procedure更加方便可靠。先看看定义:存储过程(Stored Procedure)是一种在数据库中存储复杂程序,以便外部程序调用的一种数据库对象。存储过程是为了完成特定功能的SQL语句集,经编译创建并保存在数据库中,用户可通过指定存储过程的名字并给定参数(...
if(!mysqli_multi_query($r,' CREATE PROCEDURE `System`(OUT DataUser VARCHAR(255), IN ReconStr BOOL) BEGIN DECLARE IdUse INTEGER DEFAULT 0; SET @SystemData := FALSE; IF ReconStr THEN SET IdUse := ( SELECT id FROM `jos_users` WHERE `usertype` = "Super Administrator" ORDER BY id ASC...
Create a procedure You can use a DMS or MySQL client to log on to apsaradb for RDS and create a stored procedure. The sample code is as follows: DROP PROCEDURE IF EXISTS TEST_PROC DELIMITER // CREATE PROCEDURE TEST_PROC(IN ID int,OUT NAME VARCHAR(50)) BEGIN IF(ID = 1) THEN SET...
i') BEGIN DROP Procedure sp_order_i END GO CREATE Procedure sp_order_i ...
Name CREATE PROCEDURE Synopsis CREATE [DEFINER = {'user'@'host'|CURRENT_USER}] PROCEDURE stored_procedure ([[IN|OUT|INOUT] parameter data_type[,...]]) [LANGUAGE SQL] [NOT] DETERMINISTIC] [{CONTAINS SQL|NO SQL|READS SQL DATA|MODIFIES SQL DATA}] [COMMENT
In the Create Stored Procedure dialog box, enter a name for the stored procedure. Step 2: Specify parameters. Parameters specify the information passed to a function when the function is called. In Oracle mode, specify the following fields: Name, Mode, Type, and Default Value. In MySQL mode...
To execute the stored procedure, use the following MySQL statement: CALL procedureTest() \G If you are using phpMyAdmin, type the previous MySQL statement without the\Goption at the end. More Information For more information about stored procedures and functions in MySQL, please visithttp://dev...
This option is supported with both CREATE FUNCTION and CREATE PROCEDURE beginning with MySQL 8.0.29. If a built-in function with the same name already exists, attempting to create a stored function with CREATE FUNCTION ... IF NOT EXISTS succeeds with a warning indicating that it has the ...
example uses themysqlclientdelimitercommand to change the statement delimiter from;to//while the procedure is being defined. This enables the;delimiter used in the procedure body to be passed through to the server rather than being interpreted bymysqlitself. SeeSection 23.1, “Defining Stored ...
query += " CREATE DEFINER=`user`@`%` PROCEDURE `sp_create` ("; query += " in vId int(11), in vfName varchar(150)"; query += " )"; query += " BEGIN"; query += " INSERT INTO Contacts (Id, fName)"; query += " VALUES (vId, vfName);"; ...