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java.lang.Objectnet.esper.eql.join.plan.QueryPlanBuilder
public class QueryPlanBuilder
Build a query plan based on filtering information.
Constructor Summary | |
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QueryPlanBuilder()
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Method Summary | |
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static QueryPlan |
getPlan(int numStreams,
java.util.List<OuterJoinDesc> outerJoinDescList,
ExprNode optionalFilterNode,
java.lang.String[] streamNames)
Build query plan using the filter. |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public QueryPlanBuilder()
Method Detail |
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public static QueryPlan getPlan(int numStreams, java.util.List<OuterJoinDesc> outerJoinDescList, ExprNode optionalFilterNode, java.lang.String[] streamNames)
numStreams
- - number of streamsouterJoinDescList
- - list of outer join criteria, or null if there are no outer joinsoptionalFilterNode
- - filter treestreamNames
- - names of streams
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