Ticket #63678: 63678.2.diff

src/wp-includes/class-wpdb.php

@@ -2299 +2299 @@
                         $this->last_error = __( 'Unable to retrieve the error message from the database server' );
                 }
 
+                // User has reached 'max_questions' stop retrying
+                if ( 1226 === $mysql_errno ) {
+                        $message = '<h1>' . __( 'Cannot query database' ) . "</h1>\n";
+                        $message .= '<p>' . __( 'The database server could be connected to (which means username and password is okay) but the query could not be performed.' ) . '<br>';
+                        $message .= sprintf( $this->last_error );
+                        $message .= '<p>' . sprintf(
+                                /* translators: %s: Support forums URL. */
+                                __( 'If you are unsure what these terms mean you should probably contact your host. If you still need help you can always visit the <a href="%s">WordPress support forums</a>.' ),
+                                __( 'https://wordpress.org/support/forums/' )
+                        ) . "</p>\n";
+                        wp_die( $message );
+                }
+
                 if ( $this->last_error ) {
                         // Clear insert_id on a subsequent failed insert.
                         if ( $this->insert_id && preg_match( '/^\s*(insert|replace)\s/i', $query ) ) {