@Override
  public SqlParameterSource getQueryParameters() {
    return new MapSqlParameterSource().addValue("txnId", txnId);
  }
Returns the databases updated by txnId.
Queries TXN_TO_WRITE_ID using txnId.
standalone-metastore/metastore-server/src/main/java/org/apache/hadoop/hive/metastore/txn/jdbc/queries/GetTxnDbsUpdatedHandler.java