* [misc,0.5h] fix bug.

2024-09-04 16:10:43 +08:00
parent 85ed35bb6b
commit ea41f81128
1 changed files with 1 additions and 1 deletions
@@ -322,7 +322,7 @@ class sqlparser
            if(!empty($tableB)) $columnA = $this->trimExpr($columnA);

            $exprA = empty($tableA) ? "`$columnA`" : "`$tableA`.`$columnA`";
-            $exprB = empty($tableB) ? "$columnB" : "`$tableB`.`$columnB`";
+            $exprB = empty($tableB) ? "'$columnB'" : "`$tableB`.`$columnB`";

            $operator = strtoupper($operator);
            $expr = "$exprA $operator $exprB";