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1. dev.mysql.com › doc › c-apiMySQL :: MySQL 8.0 C API Developer Guide :: 5.4.15 mysql_errno ()

   dev.mysql.com › doc › c-api

   May 4, 2015 · Some functions such as mysql_fetch_row() do not set mysql_errno() if they succeed. A rule of thumb is that all functions that have to ask the server for information reset mysql_errno() if they succeed.

2. www.php.net › manual › enPHP: mysql_errno - Manual

   www.php.net › manual › en

   Returns the numerical value of the error message from previous MySQL operation

3. docs.oracle.com › c-api-8 › mysql-errno5.4.15 mysql_errno () - Oracle

   docs.oracle.com › c-api-8 › mysql-errno

   Some functions such as mysql_fetch_row() do not set mysql_errno() if they succeed. A rule of thumb is that all functions that have to ask the server for information reset mysql_errno() if they succeed.

4. php.joaquinfernandez.net › mysql-errnomysql_errno - PHP Manual

   php.joaquinfernandez.net › mysql-errno

   PHP Manual La connexion MySQL. S'il n'est pas spécifié, la dernière connexion ouverte avec la fonction mysql_connect () sera utilisée. Si une telle connexion n'est pas trouvée, la fonction tentera d'ouvrir une connexion, comme si la fonction mysql_connect () avait été appelée sans argument. Si aucune connexion n'est trouvée ou établie, une alerte E_WARNING est générée.

5. www.lephpfacile.com › functionManuel PHP - mysql_errno - Retourne le numéro d'erreur de la ...

   www.lephpfacile.com › function

   Valeurs de retour Retourne le numéro de l'erreur depuis la dernière fonction MySQL, ou 0 (zéro) si aucune erreur ne survient.

6. www.creationdev.net › docs › phpfonction-mysql-errno.php

   www.creationdev.net › docs › php

   S'il n'est pas spécifié, la dernière connexion ouverte avec la fonction mysql_connect () sera utilisée. Si une telle connexion n'est pas trouvée, la fonction tentera d'ouvrir une connexion, comme si la fonction mysql_connect () avait été appelée sans argument.

7. People also ask

   What does errno mean in MySQL?

   • For the connection specified by mysql, mysql_errno() returns the error code for the most recently invoked API function that can succeed or fail. A return value of zero means that no error occurred. Client error message numbers are listed in the MySQL errmsg.h header file. Server error message numbers are listed in mysqld_error.h.

   MySQL :: MySQL 8.0 C API Developer Guide :: 5.4.15 mysql_errno()

   dev.mysql.com/doc/c-api/8.0/en/mysql-errno.html

   See all results for this question

   What is MySQL_errno in PHP?

   • mysql_errno — Returns the numerical value of the error message from previous MySQL operation This extension was deprecated in PHP 5.5.0, and it was removed in PHP 7.0.0. Instead, the MySQLi or PDO_MySQL extension should be used. See also MySQL: choosing an API guide. Alternatives to this function include:

   PHP: mysql_errno - Manual

   www.php.net/manual/en/function.mysql-errno.php

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   Which function does not set MySQL_errno if it succeeds?

   • Some functions such as mysql_fetch_row () do not set mysql_errno () if they succeed. A rule of thumb is that all functions that have to ask the server for information reset mysql_errno () if they succeed.

   5.4.15 mysql_errno() - Oracle

   docs.oracle.com/cd/E17952_01/c-api-8.0-en/mysql-errno.html

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   How do I retrieve a MySQL error code?

   • Instead, use mysql_errno () to retrieve the error code. Note that this function only returns the error code from the most recently executed MySQL function (not including mysql_error () and mysql_errno () ), so if you want to use it, make sure you check the value before calling another MySQL function. The MySQL connection.

   PHP: mysql_errno - Manual

   www.php.net/manual/en/function.mysql-errno.php

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8. mariadb.com › api-functions › mysql_errnomysql_errno | Connectors | MariaDB Documentation

   mariadb.com › api-functions › mysql_errno

   mysql_errno returns the numeric error code from the most recent MariaDB Connector/C function call, or zero if no error occurred.