presto-raptor-legacy/src/main/java/io/prestosql/plugin/raptor/legacy/metadata/MySqlShardDao.java/MySqlShardDao/dropShardNodes
class MySqlShardDao:    @Override
    @SqlUpdate("DELETE x\n" +
            "FROM shard_nodes x\n" +
            "JOIN shards USING (shard_id)\n" +
            "WHERE table_id = :tableId")
    void dropShardNodes(@Bind("tableId") long tableId);