public LockRequestBuilder setZeroWaitReadEnabled(boolean zeroWaitRead) {
    req.setZeroWaitReadEnabled(zeroWaitRead);
    return this;
  }
Set the transaction id.
@param txnid transaction id
@return reference to this builder
standalone-metastore/metastore-common/src/main/java/org/apache/hadoop/hive/metastore/LockRequestBuilder.java