diff --git a/config.go b/config.go
index 283ca56..e33a0ad 100644
--- a/config.go
+++ b/config.go
@@ -7,13 +7,8 @@ type Config struct {
 	limitNormalizeNode int
 }
 
-func NewDefaultConfig() Config {
-	return Config{limitNormalizeNode: 10000}
-}
-
-func (cc Config) WithDataDir(dir string) Config {
-	cc.dataDir = dir
-	return cc
+func NewDefaultConfig(dir string) Config {
+	return Config{dataDir: dir, limitNormalizeNode: 10000}
 }
 
 func (cc Config) WithLimitNormalizeNode(n int) Config {
diff --git a/db.go b/db.go
index de4a474..d219bbe 100644
--- a/db.go
+++ b/db.go
@@ -142,7 +142,7 @@ func (db *DB) DropData(ctx context.Context) error {
 	return nil
 }
 
-func (db *DB) AlterSchema(ctx context.Context, sch string) error {
+func (db *DB) AlterSchema(ctx context.Context, sch string, ns uint64) error {
 	db.mutex.Lock()
 	defer db.mutex.Unlock()
 
@@ -150,7 +150,7 @@ func (db *DB) AlterSchema(ctx context.Context, sch string) error {
 		return ErrDBClosed
 	}
 
-	sc, err := schema.ParseWithNamespace(sch, 0)
+	sc, err := schema.ParseWithNamespace(sch, ns)
 	if err != nil {
 		return fmt.Errorf("error parsing schema: %w", err)
 	}
diff --git a/db_test.go b/db_test.go
index a49bf3a..a86bb4d 100644
--- a/db_test.go
+++ b/db_test.go
@@ -16,12 +16,12 @@ import (
 func TestRestart(t *testing.T) {
 	dataDir := t.TempDir()
 
-	db, err := modusdb.New(modusdb.NewDefaultConfig().WithDataDir(dataDir))
+	db, err := modusdb.New(modusdb.NewDefaultConfig(dataDir))
 	require.NoError(t, err)
 	defer func() { db.Close() }()
 
 	require.NoError(t, db.DropAll(context.Background()))
-	require.NoError(t, db.AlterSchema(context.Background(), "name: string @index(term) ."))
+	require.NoError(t, db.AlterSchema(context.Background(), "name: string @index(term) .", 0))
 
 	_, err = db.Mutate(context.Background(), []*api.Mutation{
 		{
@@ -47,7 +47,7 @@ func TestRestart(t *testing.T) {
 	require.JSONEq(t, `{"me":[{"name":"A"}]}`, string(qresp.GetJson()))
 
 	db.Close()
-	db, err = modusdb.New(modusdb.NewDefaultConfig().WithDataDir(dataDir))
+	db, err = modusdb.New(modusdb.NewDefaultConfig(dataDir))
 	require.NoError(t, err)
 	qresp, err = db.Query(context.Background(), query)
 	require.NoError(t, err)
@@ -57,7 +57,7 @@ func TestRestart(t *testing.T) {
 }
 
 func TestSchemaQuery(t *testing.T) {
-	db, err := modusdb.New(modusdb.NewDefaultConfig().WithDataDir(t.TempDir()))
+	db, err := modusdb.New(modusdb.NewDefaultConfig(t.TempDir()))
 	require.NoError(t, err)
 	defer db.Close()
 
@@ -68,7 +68,7 @@ func TestSchemaQuery(t *testing.T) {
 		married: bool .
 		loc: geo .
 		dob: datetime .
-	`))
+	`, 0))
 
 	resp, err := db.Query(context.Background(), `schema(pred: [name, age]) {type}`)
 	require.NoError(t, err)
@@ -86,13 +86,13 @@ func TestBasicVector(t *testing.T) {
 	}
 	vectBytes := buf.Bytes()
 
-	db, err := modusdb.New(modusdb.NewDefaultConfig().WithDataDir(t.TempDir()))
+	db, err := modusdb.New(modusdb.NewDefaultConfig(t.TempDir()))
 	require.NoError(t, err)
 	defer db.Close()
 
 	require.NoError(t, db.DropAll(context.Background()))
 	require.NoError(t, db.AlterSchema(context.Background(),
-		`project_description_v: float32vector @index(hnsw(exponent: "5", metric: "euclidean")) .`))
+		`project_description_v: float32vector @index(hnsw(exponent: "5", metric: "euclidean")) .`, 0))
 
 	uids, err := db.Mutate(context.Background(), []*api.Mutation{{
 		Set: []*api.NQuad{{
diff --git a/live.go b/live.go
index a8a83db..a369f08 100644
--- a/live.go
+++ b/live.go
@@ -36,7 +36,7 @@ func (db *DB) Load(ctx context.Context, schemaPath, dataPath string) error {
 	if err != nil {
 		return fmt.Errorf("error reading schema file [%v]: %w", schemaPath, err)
 	}
-	if err := db.AlterSchema(ctx, string(schemaData)); err != nil {
+	if err := db.AlterSchema(ctx, string(schemaData), 0); err != nil {
 		return fmt.Errorf("error altering schema: %w", err)
 	}
 
diff --git a/live_test.go b/live_test.go
index 7fb1b73..825f4b4 100644
--- a/live_test.go
+++ b/live_test.go
@@ -42,7 +42,7 @@ func TestLiveLoaderSmall(t *testing.T) {
 		`
 	)
 
-	db, err := modusdb.New(modusdb.NewDefaultConfig().WithDataDir(t.TempDir()))
+	db, err := modusdb.New(modusdb.NewDefaultConfig(t.TempDir()))
 	require.NoError(t, err)
 	defer func() { db.Close() }()
 
@@ -83,7 +83,7 @@ func TestLiveLoaderSmall(t *testing.T) {
 }
 
 func TestLiveLoader1Million(t *testing.T) {
-	db, err := modusdb.New(modusdb.NewDefaultConfig().WithDataDir(t.TempDir()))
+	db, err := modusdb.New(modusdb.NewDefaultConfig(t.TempDir()))
 	require.NoError(t, err)
 	defer func() { db.Close() }()
 
diff --git a/vector_test.go b/vector_test.go
index 60c7f50..f27e1b6 100644
--- a/vector_test.go
+++ b/vector_test.go
@@ -20,13 +20,13 @@ const (
 )
 
 func TestVectorDelete(t *testing.T) {
-	db, err := modusdb.New(modusdb.NewDefaultConfig().WithDataDir(t.TempDir()))
+	db, err := modusdb.New(modusdb.NewDefaultConfig(t.TempDir()))
 	require.NoError(t, err)
 	defer func() { db.Close() }()
 
 	require.NoError(t, db.DropAll(context.Background()))
 	require.NoError(t, db.AlterSchema(context.Background(),
-		fmt.Sprintf(vectorSchemaWithIndex, "vtest", "4", "euclidean")))
+		fmt.Sprintf(vectorSchemaWithIndex, "vtest", "4", "euclidean"), 0))
 
 	// insert random vectorss
 	assignIDs, err := db.LeaseUIDs(numVectors + 1)