def load_metadefs():
 return get_backend().db_load_metadefs(engine=db_api.get_engine(), metadata_path=None, merge=False, prefer_new=False, overwrite=False)

def load_metadefs ( ) : return get_backend ( ) . db_load_metadefs ( engine = db_api . get_engine ( ) , metadata_path = None , merge = False , prefer_new = False , overwrite = False )
read metadefinition files and insert data into the database .