Fixing column_type for postgres (WHERE 0 is not valid so using LIMIT 0 instead)

diff --git a/lib/datalib.php b/lib/datalib.php
index 1aa0e662afffa635109e41bc569582c7a192473f..292fbcb85594da83dfc41aeb187a77cffed66309 100644 (file)
--- a/lib/datalib.php
+++ b/lib/datalib.php
@@ -372,7 +372,7 @@ function table_column($table, $oldfield, $field, $type='integer', $size='10',
 function column_type($table, $column) {
     global $CFG, $db;
 
-    if(!$rs = $db->Execute('SELECT '.$column.' FROM '.$CFG->prefix.$table.' WHERE 0')) {
+    if(!$rs = $db->Execute('SELECT '.$column.' FROM '.$CFG->prefix.$table.' LIMIT 0')) {
         return false;
     }