How to declare a stored procedureCREATE PROCEDURE Stored procedure name (in input variable name input variable type, out output variable name output variable type)followed by a list of stored procedure propertiesCommonly used are: LANGUAGE sql,
20.2.10. Conditions and handlers20.2.10.1. DECLARE conditions20.2.10.2. DECLARE handlersSpecific conditions require specific processing. These conditions can be linked to errors, as well as general process control in the subroutine.20.2.10.1.
Use of the DECLARE handler: DECLAREhandler_typeHANDLERFORcondition_value [,...] sp_statement where the VALUE of handler_type is: CONTINUE | EXIT | UNDOcondition_value. VALUE range: SQLSTATE [VALUE] sqlstate_value | condition_name | SQLWARNING |
Oracle is used all the time, and the most recent task is to deploy and release the system. Migrating the database from the original oracle database to the DB2 database encountered some problems during the process, and I think it is necessary to
1. Sample Problem: Log Of Failures Problem example: Fault RecordWhen INSERT fails, I want to record it in the log file to demonstrate the error handling example. I want to get an error record. When the INSERT operation fails, I want to record the
MySQL 5.5 has added SIGNAL Exception Handling. MySQL has been supporting stored procedures since MySQL 5.0 and has been in the latest version 5.5 for several years. Although the exception handling in MYSQL is not perfect, it is sufficient to handle
PDO is a "database access abstraction layer" that unifies access interfaces of various databases. Compared with mysql and mysqli function libraries, PDO makes cross-database use more friendly; compared with ADODB and MDB2, PDO is more efficient.
PDO
Connect phpPDO to mysql
Recently, a new environment has been installed in linux, php5.6 + mysql5.5 + nginx. Then, an error occurs when you use the original mysql connection to the database.
The reason is that the database connection method is too
According to the definitions in the X/open and SQL access group SQL CAE specifications (1992), sqlerror returns the sqlstate value. The sqlstate value is a string containing five characters. The following table lists the drivers.ProgramIt can be the
Php PDO connects to mysql and phppdomysql
Recently, a new environment has been installed in linux, php5.6 + mysql5.5 + nginx. Then, an error occurs when you use the original mysql connection to the database.
The reason is that the database
MySQL Error Handling in Stored Procedures, handlingstored
Http://www.mysqltutorial.org/mysql-error-handling-in-stored-procedures/Exception Handling During mysql Storage
Define the exception capture type and handling method:
DECLARE
I have encountered a similar problem. I have read a detailed article to share it with you and express my gratitude to the author of the original article. The content of the post is as follows:
How to adjust the table space size in DB2
After
MySQL's exception handling analysis is as follows:
Standard format
DECLARE Handler_type handler for condition_value[,...] statement
handler_type:
CONTINUE
| EXIT
| UNDO-This temporarily does not support
condition_value:
SQLSTATE
PDO is a database access abstraction layer used to unify access interfaces of various databases. Compared with mysql and mysqli function libraries, PDO makes cross-database use more friendly; compared with ADODB and MDB2, PDO is more efficient. At
PDO is a "database access abstraction Layer" that unifies the access interfaces of various databases, and PDO makes cross-database usage more affinity than MySQL and mysqli libraries, and PDO is more efficient than ADODB and MDB2.for now,
The following articles mainly introduce common DB2 errors and solutions for these errors. The following articles mainly introduce common DB2 errors and solutions for these errors, if you are interested in the actual operations, you can click to view
MySQL5.5 added SIGNAL exception handling bitsCN.com
MySQL 5.5 has added SIGNAL exception handling. MySQL has been supporting stored procedures since MySQL 5.0 and has been in the latest version 5.5 for several years. Although the exception handling
Recently, a new environment has been installed in linux, php5643, mysql5543, and nginx. Then, an error occurs when you use the original mysql connection to the database. The reason is that the database connection method is too old. We recommend that
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