protected static class FilterOptimizer.FilterExprInsertVisitor extends AbstractQueryModelVisitor<OptimizationException>
Modifier and Type | Field and Description |
---|---|
protected int |
added |
protected FilterExpr |
filterExpr |
protected boolean |
isStatic |
Modifier | Constructor and Description |
---|---|
protected |
FilterExprInsertVisitor() |
Modifier and Type | Method and Description |
---|---|
boolean |
canRemove() |
void |
initialize(FilterExpr filterExpr) |
void |
meet(Difference node) |
void |
meet(LeftJoin node) |
void |
meet(Union node) |
void |
meetOther(QueryModelNode node) |
boolean |
shouldAddFilter(FilterTuple filterTuple) |
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protected FilterExpr filterExpr
protected int added
protected boolean isStatic
public void initialize(FilterExpr filterExpr)
public boolean canRemove()
public void meet(LeftJoin node)
meet
in interface QueryModelVisitor<OptimizationException>
meet
in class AbstractQueryModelVisitor<OptimizationException>
public void meet(Union node)
meet
in interface QueryModelVisitor<OptimizationException>
meet
in class AbstractQueryModelVisitor<OptimizationException>
public void meet(Difference node)
meet
in interface QueryModelVisitor<OptimizationException>
meet
in class AbstractQueryModelVisitor<OptimizationException>
public void meetOther(QueryModelNode node)
meetOther
in interface QueryModelVisitor<OptimizationException>
meetOther
in class AbstractQueryModelVisitor<OptimizationException>
public boolean shouldAddFilter(FilterTuple filterTuple)
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