org.apache.flink.table.planner.delegation.hive.copy

Class HiveParserExpressionWalker

java.lang.Object

org.apache.flink.table.planner.delegation.hive.copy.HiveParserDefaultGraphWalker

org.apache.flink.table.planner.delegation.hive.copy.HiveParserExpressionWalker

All Implemented Interfaces:

org.apache.hadoop.hive.ql.lib.GraphWalker

public class HiveParserExpressionWalker
extends HiveParserDefaultGraphWalker

Counterpart of hive's org.apache.hadoop.hive.ql.lib.ExpressionWalker.

Field Summary

Fields inherited from class org.apache.flink.table.planner.delegation.hive.copy.HiveParserDefaultGraphWalker

dispatcher, opQueue, opStack, retMap, toWalk

Constructor Summary

Constructors

Constructor and Description
HiveParserExpressionWalker(org.apache.hadoop.hive.ql.lib.Dispatcher disp)

Method Summary

Modifier and Type	Method and Description
protected void	walk(org.apache.hadoop.hive.ql.lib.Node nd) walk the current operator and its descendants.

Methods inherited from class org.apache.flink.table.planner.delegation.hive.copy.HiveParserDefaultGraphWalker

dispatch, dispatchAndReturn, getDispatchedList, startWalking

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

HiveParserExpressionWalker

public HiveParserExpressionWalker(org.apache.hadoop.hive.ql.lib.Dispatcher disp)

Method Detail

walk

protected void walk(org.apache.hadoop.hive.ql.lib.Node nd)
             throws org.apache.hadoop.hive.ql.parse.SemanticException

walk the current operator and its descendants.

Overrides:

walk in class HiveParserDefaultGraphWalker

Throws:

org.apache.hadoop.hive.ql.parse.SemanticException