Package | Description |
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org.eclipse.incquery.runtime.matchers.planning.helpers |
Modifier and Type | Method and Description |
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static SubPlan |
BuildHelper.trimUnneccessaryVariables(SubPlanFactory planFactory,
SubPlan plan,
boolean onlyIfNotDetermined,
IQueryMetaContext context)
Reduces the number of tuples by trimming (existentially quantifying) the set of variables that
are visible in the subplan,
are not exported parameters,
have all their constraints already enforced in the subplan,
and thus will not be needed anymore.
|