WPDB: When deciding if a query needs extra sanity checking based on collation, we can quickly return if the query is entirely ASCII characters.

See #32029.



git-svn-id: https://develop.svn.wordpress.org/trunk@32233 602fd350-edb4-49c9-b593-d223f7449a82

src/wp-includes/wp-db.php

@@ -2405,6 +2405,11 @@ class wpdb {
 			return true;
 		}
 
+		// All-ASCII queries don't need extra checking.
+		if ( $this->check_ascii( $query ) ) {
+			return true;
+		}
+
 		$table = $this->get_table_from_query( $query );
 		if ( ! $table ) {
 			return false;