diff --git a/dialect.go b/dialect.go
index 824d1efe..c288a084 100644
--- a/dialect.go
+++ b/dialect.go
@@ -149,7 +149,8 @@ func (db *Base) SupportDropIfExists() bool {
 }
 
 func (db *Base) DropTableSql(tableName string) string {
-	return fmt.Sprintf("DROP TABLE IF EXISTS `%s`", tableName)
+	quote := db.dialect.Quote
+	return fmt.Sprintf("DROP TABLE IF EXISTS %s", quote(tableName))
 }
 
 func (db *Base) HasRecords(query string, args ...interface{}) (bool, error) {
diff --git a/index.go b/index.go
index 73b95175..9aa1b7ac 100644
--- a/index.go
+++ b/index.go
@@ -22,6 +22,8 @@ type Index struct {
 func (index *Index) XName(tableName string) string {
 	if !strings.HasPrefix(index.Name, "UQE_") &&
 		!strings.HasPrefix(index.Name, "IDX_") {
+		tableName = strings.Replace(tableName, `"`, "", -1)
+		tableName = strings.Replace(tableName, `.`, "_", -1)
 		if index.Type == UniqueType {
 			return fmt.Sprintf("UQE_%v_%v", tableName, index.Name)
 		}