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Packages that use LogicalTransformer | |
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org.apache.pig.impl.logicalLayer.optimizer |
Uses of LogicalTransformer in org.apache.pig.impl.logicalLayer.optimizer |
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Subclasses of LogicalTransformer in org.apache.pig.impl.logicalLayer.optimizer | |
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ImplicitSplitInserter
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OpLimitOptimizer
A visitor to discover if any schema has been specified for a file being loaded. |
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PartitionFilterOptimizer
When the load statement in a pig script is loading a table from a meta data system (like owl), the load can be followed by a filter which can contain conditions on partition columns. |
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PruneColumns
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PushDownForeachFlatten
A visitor to discover if a foreach with flatten(s) can be pushed as low down the tree as possible. |
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PushUpFilter
A visitor to discover if a filter can be pushed as high up the tree as possible. |
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TypeCastInserter
A visitor to discover if any schema has been specified for a file being loaded. |
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