diff --git a/internal/database/manager.go b/internal/database/manager.go
index f3dcf71..da3bf82 100644
--- a/internal/database/manager.go
+++ b/internal/database/manager.go
@@ -63,7 +63,7 @@ func (db *DB) Close() error {
 
 // Initialize the database schema
 func (db *DB) Initialize(schemaPath string) error {
-	err := db.checkIsInitialized()
+	err := db.CheckInitialized()
 	if err == nil {
 		return nil
 	}
@@ -82,7 +82,8 @@ func (db *DB) Initialize(schemaPath string) error {
 	return nil
 }
 
-func (db *DB) checkIsInitialized() error {
+// CheckInitialized returns nil if the database is initialized and an error otherwise
+func (db *DB) CheckInitialized() error {
 	var count int
 	err := db.conn.QueryRow("SELECT count(*) FROM sqlite_master WHERE type='table' AND name='settings'").Scan(&count)
 	if err != nil {
@@ -95,7 +96,8 @@ func (db *DB) checkIsInitialized() error {
 	return nil
 }
 
-func (db *DB) getSchemaVersion() (int, error) {
+// GetSchemaVersion returns the schema version or an error
+func (db *DB) GetSchemaVersion() (int, error) {
 	var version string
 	err := db.conn.QueryRow("SELECT value FROM settings WHERE key='schema-version'").Scan(&version)
 	if err != nil {
@@ -116,11 +118,11 @@ func (db *DB) getSchemaVersion() (int, error) {
 
 // CheckSchemaVersion verifies that the schema is initialized and has the correct version
 func (db *DB) CheckSchemaVersion() error {
-	err := db.checkIsInitialized()
+	err := db.CheckInitialized()
 	if err != nil {
 		return err
 	}
-	version_, err := db.getSchemaVersion()
+	version_, err := db.GetSchemaVersion()
 	if err != nil {
 		return err
 	}
@@ -132,9 +134,7 @@ func (db *DB) CheckSchemaVersion() error {
 	return nil
 }
 
-// Transaction executes a function within a database transaction,
-// handling commit/rollback automatically.
-func (db *DB) Transaction(ctx context.Context, fn func(*sql.Tx) error) error {
+func (db *DB) transaction(ctx context.Context, fn func(*sql.Tx) error) error {
 	tx, err := db.conn.BeginTx(ctx, nil)
 	if err != nil {
 		return fmt.Errorf("failed to begin transaction: %w", err)