| Methods in org.apache.hadoop.hive.ql.ppd with parameters of type OpWalkerInfo |
protected static Object |
OpProcFactory.createFilter(Operator op,
ExprWalkerInfo pushDownPreds,
OpWalkerInfo owi)
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protected static Object |
OpProcFactory.createFilter(Operator op,
Map<String,List<ExprNodeDesc>> predicates,
OpWalkerInfo owi)
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static ExprWalkerInfo |
ExprWalkerProcFactory.extractPushdownPreds(OpWalkerInfo opContext,
Operator<? extends OperatorDesc> op,
ExprNodeDesc pred)
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static ExprWalkerInfo |
ExprWalkerProcFactory.extractPushdownPreds(OpWalkerInfo opContext,
Operator<? extends OperatorDesc> op,
List<ExprNodeDesc> preds)
Extracts pushdown predicates from the given list of predicate expression. |
protected Set<String> |
OpProcFactory.JoinerPPD.getAliases(Node nd,
OpWalkerInfo owi)
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protected Set<String> |
OpProcFactory.JoinPPD.getAliases(Node nd,
OpWalkerInfo owi)
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protected Object |
OpProcFactory.JoinerPPD.handlePredicates(Node nd,
ExprWalkerInfo prunePreds,
OpWalkerInfo owi)
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protected Object |
OpProcFactory.JoinPPD.handlePredicates(Node nd,
ExprWalkerInfo prunePreds,
OpWalkerInfo owi)
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protected ExprWalkerInfo |
OpProcFactory.DefaultPPD.mergeChildrenPred(Node nd,
OpWalkerInfo owi,
Set<String> excludedAliases,
boolean ignoreAliases)
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protected boolean |
OpProcFactory.DefaultPPD.mergeWithChildrenPred(Node nd,
OpWalkerInfo owi,
ExprWalkerInfo ewi,
Set<String> aliases)
Take current operators pushdown predicates and merges them with
children's pushdown predicates. |