Interface DefinitionPushDownTransformer
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- All Superinterfaces:
IQTreeTransformer
- All Known Implementing Classes:
DefinitionPushDownTransformerImpl
public interface DefinitionPushDownTransformer extends IQTreeTransformer
Pushes down in the tree a new definition (for a new variable) until: 1. the condition can be evaluated to true/false/null 2. or the definition is blocked by a (inner/left) join (its variables are defined in different children)
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Method Summary
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Methods inherited from interface it.unibz.inf.ontop.iq.transform.IQTreeTransformer
transform
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