diff --git a/sqle/driver/mysql/rule/rule.go b/sqle/driver/mysql/rule/rule.go
index e371a8f2eb..552ec90815 100644
--- a/sqle/driver/mysql/rule/rule.go
+++ b/sqle/driver/mysql/rule/rule.go
@@ -7686,12 +7686,6 @@ func (m tableColumnMap) add(tableName, columnName string) {
 	m[tableName][columnName] = struct{}{}
 }
 
-func (m tableColumnMap) initMap(tables []*ast.TableSource) {
-	for _, t := range tables {
-		println(t)
-	}
-}
-
 /*
 IsIndex