MySQL in a Nutshell, 2nd Edition

Name

mysql_warning_count()

Synopsis

unsigned int mysql_warning_count(MYSQL *mysql)

This function returns the number of warning messages encountered from the previous query. This can be useful, for instance, when performing multiple INSERT statements with the IGNORE flag. Here is an example:

...
MYSQL *mysql;
mysql = mysql_init(NULL);
mysql_real_connect(mysql,"localhost","root","password",
                   "workrequests",0,NULL,0);
...
unsigned int warnings = mysql_warning_count(mysql);
printf("Number of Warnings: %d \n", warnings);
...