Class ExprNode.AndNode
java.lang.Object
org.apache.drill.exec.store.base.filter.ExprNode
org.apache.drill.exec.store.base.filter.ExprNode.ListNode
org.apache.drill.exec.store.base.filter.ExprNode.AndNode
- Enclosing class:
- ExprNode
Represents a set of AND'ed expressions in Conjunctive Normal
Form (CNF). Typically the WHERE clause is rewritten to gather
all expressions into a single CNF node. The children are often
called "conjuncts."
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Nested Class Summary
Nested classes/interfaces inherited from class org.apache.drill.exec.store.base.filter.ExprNode
ExprNode.AndNode, ExprNode.ColRelOpConstNode, ExprNode.ColumnTypeNode, ExprNode.ListNode, ExprNode.OrNode, ExprNode.RelOpNode
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Field Summary
Fields inherited from class org.apache.drill.exec.store.base.filter.ExprNode.ListNode
children
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Constructor Summary
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Method Summary
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Constructor Details
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AndNode
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Method Details
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selectivity
public double selectivity()- Specified by:
selectivity
in classExprNode
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