public List<FolderMetadata> getFoldersByParentID(int parentId){
        try (DSLContext create = DSL.using(DB_URL)) {
            List<FolderMetadata> folders = create.select(FOLDER_METADATA.fields()).from(FOLDER_METADATA).where(FOLDER_METADATA.FOLDER_ID.equal(parentId)).fetchInto(FolderMetadata.class);
            return folders;
        }
    }