//方法一:捕获sqlstate_valueDECLARECONTINUEHANDLERFORSQLSTATE'42000'SET@info='CAN NOT FIND';//方法二:捕获mysql_error_codeDECLARECONTINUEHANDLERFOR1148SET@info='CAN NOT FIND';//方法三:先定义条件,然后调用DECLAREcan_not_find CONDITIONFOR1146;DECLARECONTINUEHANDLERFORcan_not_findSET@info='CAN NOT FIN...
DECLARE CONTINUE HANDLER FOR foreign_key_error MySQL_statements; 4,SQL:2003的特性 可以使用SIGNAL语句来触发错误 SIGNAL SQLSTATE sqlstate_code|condition_name [SET MESSAGE_TEXT=string_or_variable]; MySQL5.2才支持 SQL:2003 5,Error Handling的例子 CREATE PROCEDURE sp_add_department (p_department_name V...
2,MySQL error code与SQLSTATE并不是一一对应的,比如很多MySQL error code都映射到同一SQLSTATE code(HY000) 当MySQL客户端碰到错误时,它会报告MySQL error code和相关的SQLSATE code: mysql > CALL nosuch_sp(); ERROR 1305 (42000): PROCEDURE sqltune.nosuch_sp does not exist 上面Error code是1305,SQLST...
Although the stored procedure is working fine, but now I’m having a different requirement. Instead of handling exceptions using EXIT HANDLER and returning "result = 0", i need to return the error code from stored procedure in "result" variable. I need to perform the same requirement for ...
MySQL Stored Procedure Programming by Guy Harrison, Steven Feuerstein Buy on AmazonBuy on ebooks.com Chapter 6. Error Handling The perfect programmer, living in a perfect world, would always write programs that anticipate every possible circumstance. Those programs would either always work correctly, ...
下面是解决 “mysql 创建函数出现invalid stored procedure” 问题的整体流程: 操作步骤和代码 步骤1:检查 MySQL 版本和配置 首先,我们需要确保使用的 MySQL 版本符合创建函数的要求。某些旧版本的 MySQL 可能不支持某些函数特性。 在MySQL 命令行或任何 MySQL 管理工具中,运行以下查询来检查 MySQL 版本: ...
It is full featured, with statements used to manipulate variables, conditional execution, iterative processing and error handling. MySQL stored procedures can accept parameters from the calling program, and can send a result back. SQL is integrated directly into the procedural code, using standard syn...
Variables in Stored Programs Flow Control Statements Cursors Condition Handling In this section we will discuss the first four statements to cover the parameters part of CREATE PROCEDURE statement. BEGIN ... END Compound-Statement Syntax BEGIN ... END block is used to write compound statements, i...
首先,我们需要创建一个存储过程,其中包含对临时表的操作。 ```sql CREATE PROCEDURE create_temp_table() BEGIN CREATE TEMPORARY TABLE temp_table ( id INT, name VARCHAR(50) ); END 1. 2. 3. 4. 5. 6. 7. 8. 上面的代码创建了一个名为`create_temp_table`的存储过程,其中用`CREATE TEMPORARY TA...
error code. Althouth MySQL store procedure provide declare exit/contiue handler for SQLEXCEPTION/SQLWARNING/NOT FOUND ...; but I still want some detail to get the sql running code to identifiy error code for debuging in the future if program got error. ...