export declare const LIST_NAMESPACES = "\n  SELECT * FROM lt_namespaces\n  ORDER BY is_default DESC, name ASC";
export declare const GET_DEFAULT_NAMESPACE = "\n  SELECT * FROM lt_namespaces\n  WHERE is_default = true\n  LIMIT 1";
export declare const GET_NAMESPACE_BY_NAME = "\n  SELECT * FROM lt_namespaces\n  WHERE name = $1\n  LIMIT 1";
export declare const UPSERT_NAMESPACE = "\n  INSERT INTO lt_namespaces (name, schema_name, description, metadata)\n  VALUES ($1, $2, $3, $4)\n  ON CONFLICT (name) DO UPDATE SET\n    description = COALESCE(EXCLUDED.description, lt_namespaces.description),\n    metadata = COALESCE(EXCLUDED.metadata, lt_namespaces.metadata),\n    updated_at = NOW()\n  RETURNING *";