create procedure proc(in parameter int) begin declare var int; set var=parameter+1; if var=0 then insert into t values(17); end if; if parameter=0 then update t set s1=s1+1; else update t set s1=s1+2; end if; end; // case语句 case + 变量|参数 + when + 值1 + then + ...
Re: passing a table as a INPUT parameter to a stored procedure 2254 Peter Brawley June 18, 2016 11:14AM Re: passing a table as a INPUT parameter to a stored procedure 2368 Rick James July 09, 2016 10:57PM Sorry, you can't reply to this topic. It has been closed. ...
MySQL 存储过程(Stored Procedure)是一种在数据库中存储的程序,可以通过调用执行一系列 SQL 语句。存储过程可以简化复杂的 SQL 操作,提高代码的重用性和执行效率。 日志打印(Logging)是指记录系统或应用程序运行时的信息,以便于调试、监控和分析。 相关优势 ...
Example 7.6 Connector/J: SettingCallableStatementinput parameters .../// Set a parameter by index//cStmt.setString(1,"abcdefg");/// Alternatively, set a parameter using// the parameter name//cStmt.setString("inputParam","abcdefg");/// Set the 'in/out' parameter using an index//cStmt....
MySQL Stored Procedure Last update on August 19 2022 21:50:41 (UTC/GMT +8 hours) Stored Procedure A procedure (often called a stored procedure) is a subroutine like a subprogram in a regular computing language, stored in database. A procedure has a name, a parameter list, and SQL ...
CREATE PROCEDURE sp_name ([proc_parameter[,...]]) [characteristic ...] routine_body 其中,sp_name参数是存储过程的名称;proc_parameter表示存储过程的参数列表; characteristic参数指定存储过程的特性;routine_body参数是SQL代码的内容,可以用BEGIN…END来标志SQL代码的开始和结束。
(x) is emty. I guess for the actual version of mysql, if i want to change the value of a variable which is an input parameter, i can't. i have to use an other variable if i want to change the input parameter.How to repeat:Create procedure test( x varchar(50)) begin set x=...
This procedure takes an input parameter, and also returns an output parameter. The approach used is to create another statement that can be used to fetch the output parameter using a SELECT query. Note that when the PreparedStatement is created, the input parameter to the stored p...
CREATEPROCEDUREprocedure_name(INinput_parameter1datatype,INinput_parameter2datatype,...,OUToutput_parameter1datatype,OUToutput_parameter2datatype,...)BEGIN-- 存储过程的SQL语句END; 其中,procedure_name是存储过程的名称,input_parameter和output_parameter是输入和输出参数的名称和数据类型,BEGIN和END之间是存储...
I have a stored procedure which takes two input parameters: Parameter object is improperly defined. Inconsistent CREATE PROCEDURE `add_to_salsa`( IN psalsaid VARCHAR(30), IN psalsaname VARCHAR(100) ) Using the active ADO, I have the following VB script: OpenDatabase( ConnectStr,...