diff --git a/database/gdb/gdb_model.go b/database/gdb/gdb_model.go
index 245398260..909103bf7 100644
--- a/database/gdb/gdb_model.go
+++ b/database/gdb/gdb_model.go
@@ -206,7 +206,7 @@ func (m *Model) As(as string) *Model {
 	if m.tables != "" {
 		model := m.getModel()
 		split := " JOIN "
-		if gstr.Contains(model.tables, split) {
+		if gstr.ContainsI(model.tables, split) {
 			// For join table.
 			array := gstr.Split(model.tables, split)
 			array[len(array)-1], _ = gregex.ReplaceString(`(.+) ON`, fmt.Sprintf(`$1 AS %s ON`, as), array[len(array)-1])
diff --git a/database/gdb/gdb_model_fields.go b/database/gdb/gdb_model_fields.go
index 46d7af223..88d93ce8e 100644
--- a/database/gdb/gdb_model_fields.go
+++ b/database/gdb/gdb_model_fields.go
@@ -96,7 +96,7 @@ func (m *Model) GetFieldsStr(prefix ...string) string {
 	if len(prefix) > 0 {
 		prefixStr = prefix[0]
 	}
-	tableFields, err := m.TableFields(m.tables)
+	tableFields, err := m.TableFields(m.tablesInit)
 	if err != nil {
 		panic(err)
 	}
@@ -164,7 +164,7 @@ func (m *Model) GetFieldsExStr(fields string, prefix ...string) string {
 
 // HasField determine whether the field exists in the table.
 func (m *Model) HasField(field string) (bool, error) {
-	tableFields, err := m.TableFields(m.tables)
+	tableFields, err := m.TableFields(m.tablesInit)
 	if err != nil {
 		return false, err
 	}
diff --git a/database/gdb/gdb_model_select.go b/database/gdb/gdb_model_select.go
index cd39c4332..5da09222a 100644
--- a/database/gdb/gdb_model_select.go
+++ b/database/gdb/gdb_model_select.go
@@ -76,7 +76,7 @@ func (m *Model) getFieldsFiltered() string {
 			panic("function FieldsEx supports only single table operations")
 		}
 		// Filter table fields with fieldEx.
-		tableFields, err := m.TableFields(m.tables)
+		tableFields, err := m.TableFields(m.tablesInit)
 		if err != nil {
 			panic(err)
 		}
diff --git a/database/gdb/gdb_model_utility.go b/database/gdb/gdb_model_utility.go
index 7b1c36b60..4c6823850 100644
--- a/database/gdb/gdb_model_utility.go
+++ b/database/gdb/gdb_model_utility.go
@@ -47,7 +47,7 @@ func (m *Model) getModel() *Model {
 // ID        -> id
 // NICK_Name -> nickname
 func (m *Model) mappingAndFilterToTableFields(fields []string, filter bool) []string {
-	fieldsMap, err := m.TableFields(m.tables)
+	fieldsMap, err := m.TableFields(m.tablesInit)
 	if err != nil || len(fieldsMap) == 0 {
 		return fields
 	}
@@ -201,7 +201,7 @@ func (m *Model) getLink(master bool) Link {
 // It parses m.tables to retrieve the primary table name, supporting m.tables like:
 // "user", "user u", "user as u, user_detail as ud".
 func (m *Model) getPrimaryKey() string {
-	table := gstr.SplitAndTrim(m.tables, " ")[0]
+	table := gstr.SplitAndTrim(m.tablesInit, " ")[0]
 	tableFields, err := m.TableFields(table)
 	if err != nil {
 		return ""
diff --git a/database/gdb/gdb_model_with.go b/database/gdb/gdb_model_with.go
index 1fbd891d3..ea30abd39 100644
--- a/database/gdb/gdb_model_with.go
+++ b/database/gdb/gdb_model_with.go
@@ -39,7 +39,10 @@ func (m *Model) With(objects ...interface{}) *Model {
 	model := m.getModel()
 	for _, object := range objects {
 		if m.tables == "" {
-			m.tables = m.db.GetCore().QuotePrefixTableName(getTableNameFromOrmTag(object))
+			m.tablesInit = m.db.GetCore().QuotePrefixTableName(
+				getTableNameFromOrmTag(object),
+			)
+			m.tables = m.tablesInit
 			return model
 		}
 		model.withArray = append(model.withArray, object)