Optimization - do not call "mysql_numrows", "mysql_results" and "mysql_fetch_array" on invalid queries

2002-05-01 12:03:21 +00:00
parent 2ac7b84a33
commit 2e28add87b
13 changed files with 36 additions and 39 deletions
--- a/tbl_dump.php3
+++ b/tbl_dump.php3
@@ -180,7 +180,7 @@ else {
 // Gets the number of tables if a dump of a database has been required
 if (!isset($table)) {
    $tables     = mysql_list_tables($db);
-    $num_tables = @mysql_numrows($tables);
+    $num_tables = ($tables) ? @mysql_numrows($tables) : 0;
 } else {
    $num_tables = 1;
    $single     = TRUE;