mysql_errno(3) MariaDB Connector/C mysql_errno(3) Name mysql_errno - returns the last error code for the most recent function call Synopsis #include unsigned int mysql_errno(MYSQL * mysql); Description Returns the last error code for the most recent function call that can succeed or fail. Zero means no error occurred. Parameter o mysql is a connection identifier, which was previously allocated by mysql_init(3) and connected by mysql_real_connect(3). Notes o Client error codes are listed in errmsg.h header file, server error codes are listed in mysqld_error.h header file of the server source distribution. See also o mysql_error(3) o mysql_sqlstate(3) Version 3.3.1 mysql_errno(3)