ER_TOO_MANY_USER_CONNECTIONS  308 ext/pdo_mysql/php_pdo_mysql_sqlstate.h #ifdef ER_TOO_MANY_USER_CONNECTIONS
ER_TOO_MANY_USER_CONNECTIONS  309 ext/pdo_mysql/php_pdo_mysql_sqlstate.h   case ER_TOO_MANY_USER_CONNECTIONS           : return "42000";