diff --git a/.gitea/workflows/test-cockroach.yml b/.gitea/workflows/test-cockroach.yml
index c426f192..64c2a185 100644
--- a/.gitea/workflows/test-cockroach.yml
+++ b/.gitea/workflows/test-cockroach.yml
@@ -2,7 +2,8 @@ name: test cockroach
 on: 
   push:
     branches:
-      - master
+      - main
+      - v1
   pull_request:
 
 jobs:
diff --git a/.gitea/workflows/test-mariadb.yml b/.gitea/workflows/test-mariadb.yml
index 629d8faf..2b610d2b 100644
--- a/.gitea/workflows/test-mariadb.yml
+++ b/.gitea/workflows/test-mariadb.yml
@@ -2,7 +2,8 @@ name: test mariadb
 on: 
   push:
     branches:
-      - master
+      - main
+      - v1
   pull_request:
 
 jobs:
diff --git a/.gitea/workflows/test-mssql-collation.yml b/.gitea/workflows/test-mssql-collation.yml
index f81f63f7..979e1bb0 100644
--- a/.gitea/workflows/test-mssql-collation.yml
+++ b/.gitea/workflows/test-mssql-collation.yml
@@ -2,7 +2,8 @@ name: test mssql
 on: 
   push:
     branches:
-      - master
+      - main
+      - v1
   pull_request:
 
 jobs:
diff --git a/.gitea/workflows/test-mssql.yml b/.gitea/workflows/test-mssql.yml
index 965262c8..cb155699 100644
--- a/.gitea/workflows/test-mssql.yml
+++ b/.gitea/workflows/test-mssql.yml
@@ -2,7 +2,8 @@ name: test mssql
 on: 
   push:
     branches:
-      - master
+      - main
+      - v1
   pull_request:
 
 jobs:
diff --git a/.gitea/workflows/test-mysql.yml b/.gitea/workflows/test-mysql.yml
index 49656bbe..198f8980 100644
--- a/.gitea/workflows/test-mysql.yml
+++ b/.gitea/workflows/test-mysql.yml
@@ -2,7 +2,8 @@ name: test mysql
 on: 
   push:
     branches:
-      - master
+      - main
+      - v1
   pull_request:
 
 jobs:
diff --git a/.gitea/workflows/test-mysql8.yml b/.gitea/workflows/test-mysql8.yml
index 2b3dc0e7..252d28ff 100644
--- a/.gitea/workflows/test-mysql8.yml
+++ b/.gitea/workflows/test-mysql8.yml
@@ -2,7 +2,8 @@ name: test mysql8
 on: 
   push:
     branches:
-      - master
+      - main
+      - v1
   pull_request:
 
 jobs:
diff --git a/.gitea/workflows/test-postgres.yml b/.gitea/workflows/test-postgres.yml
index f2d4bbbe..f05b78f6 100644
--- a/.gitea/workflows/test-postgres.yml
+++ b/.gitea/workflows/test-postgres.yml
@@ -2,7 +2,8 @@ name: test postgres
 on: 
   push:
     branches:
-      - master
+      - main
+      - v1
   pull_request:
 
 jobs:
diff --git a/.gitea/workflows/test-sqlite.yml b/.gitea/workflows/test-sqlite.yml
index 2fdf7410..427697cd 100644
--- a/.gitea/workflows/test-sqlite.yml
+++ b/.gitea/workflows/test-sqlite.yml
@@ -2,7 +2,8 @@ name: test sqlite
 on: 
   push:
     branches:
-      - master
+      - main
+      - v1
   pull_request:
 
 jobs:
diff --git a/.gitea/workflows/test-tidb.yml b/.gitea/workflows/test-tidb.yml
index afb23e50..6a02e348 100644
--- a/.gitea/workflows/test-tidb.yml
+++ b/.gitea/workflows/test-tidb.yml
@@ -2,7 +2,8 @@ name: test tidb
 on: 
   push:
     branches:
-      - master
+      - main
+      - v1
   pull_request:
 
 jobs:
diff --git a/dialects/dialect.go b/dialects/dialect.go
index 8e512c4f..f907c507 100644
--- a/dialects/dialect.go
+++ b/dialects/dialect.go
@@ -279,6 +279,7 @@ func regDrvsNDialects() bool {
 		"pgx":      {"postgres", func() Driver { return &pqDriverPgx{} }, func() Dialect { return &postgres{} }},
 		"sqlite3":  {"sqlite3", func() Driver { return &sqlite3Driver{} }, func() Dialect { return &sqlite3{} }},
 		"sqlite":   {"sqlite3", func() Driver { return &sqlite3Driver{} }, func() Dialect { return &sqlite3{} }},
+		"libsql":   {"sqlite3", func() Driver { return &sqlite3Driver{} }, func() Dialect { return &sqlite3{} }},
 		"oci8":     {"oracle", func() Driver { return &oci8Driver{} }, func() Dialect { return &oracle{} }},
 		"godror":   {"oracle", func() Driver { return &godrorDriver{} }, func() Dialect { return &oracle{} }},
 		"oracle":   {"oracle", func() Driver { return &oracleDriver{} }, func() Dialect { return &oracle{} }},
diff --git a/dialects/oracle.go b/dialects/oracle.go
index 5f614b1a..0170bcae 100644
--- a/dialects/oracle.go
+++ b/dialects/oracle.go
@@ -684,6 +684,17 @@ func (db *oracle) IndexCheckSQL(tableName, idxName string) (string, []interface{
 		`WHERE TABLE_NAME = :1 AND INDEX_NAME = :2`, args
 }
 
+func (db *oracle) DropIndexSQL(tableName string, index *schemas.Index) string {
+	quote := db.dialect.Quoter().Quote
+	var name string
+	if index.IsRegular {
+		name = index.XName(tableName)
+	} else {
+		name = index.Name
+	}
+	return fmt.Sprintf("DROP INDEX %v", quote(name))
+}
+
 func (db *oracle) IsTableExist(queryer core.Queryer, ctx context.Context, tableName string) (bool, error) {
 	return db.HasRecords(queryer, ctx, `SELECT table_name FROM user_tables WHERE table_name = :1`, tableName)
 }
diff --git a/tests/session_find_test.go b/tests/session_find_test.go
index d991e6ba..33552999 100644
--- a/tests/session_find_test.go
+++ b/tests/session_find_test.go
@@ -899,6 +899,58 @@ func TestFindExtends3(t *testing.T) {
 	assert.EqualValues(t, 2, len(results))
 }
 
+func TestFindExtends4(t *testing.T) {
+	type FindExtends4A struct {
+		Id   int64
+		Age  int
+		Name string
+	}
+
+	type FindExtends4B struct {
+		Id    int64
+		ExtId int64 `xorm:"index"`
+		Age   int
+		Name  string
+		Value int
+	}
+
+	assert.NoError(t, PrepareEngine())
+	assertSync(t, new(FindExtends4A), new(FindExtends4B))
+
+	fe := FindExtends4A{
+		Age:  1,
+		Name: "1",
+	}
+	cnt, err := testEngine.Insert(&fe)
+	assert.NoError(t, err)
+	assert.EqualValues(t, 1, cnt)
+
+	cnt, err = testEngine.Insert(&FindExtends4B{
+		ExtId: fe.Id,
+		Age:   2,
+		Name:  "2",
+		Value: 3,
+	})
+	assert.NoError(t, err)
+	assert.EqualValues(t, 1, cnt)
+
+	type FindExtends4C struct {
+		FindExtends4A `xorm:"extends"`
+		FindExtends4B `xorm:"extends"`
+	}
+	var results []FindExtends4C
+	err = testEngine.Table("find_extends4_a").
+		Join("INNER", "find_extends4_b", "`find_extends4_b`.`ext_id`=`find_extends4_a`.`id`").
+		Find(&results)
+	assert.NoError(t, err)
+	assert.EqualValues(t, 1, len(results))
+	assert.EqualValues(t, 1, results[0].FindExtends4A.Age)
+	assert.EqualValues(t, "1", results[0].FindExtends4A.Name)
+	assert.EqualValues(t, 2, results[0].FindExtends4B.Age)
+	assert.EqualValues(t, "2", results[0].FindExtends4B.Name)
+	assert.EqualValues(t, 3, results[0].FindExtends4B.Value)
+}
+
 func TestFindCacheLimit(t *testing.T) {
 	type InviteCode struct {
 		ID      int64     `xorm:"pk autoincr 'id'"`