mysql_error - mariadb-corporation/mariadb-connector-c GitHub Wiki

Name

mysql_error - returns the last error message for the most recent function call

#include <mysql.h>

const char * mysql_error(MYSQL * mysql);

Returns the last error message for the most recent function call that can succeed or fail. An empty string means no error occurred.

mysql is a connection identifier, which was previously allocated by mysql_init() and connected by mysql_real_connect().

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.
Client error messages can be obtained by calling mariadb_get_infov() and passing the parameter MARIADB_CLIENT_ERRORS