Interface QueryEngine.RowProcessor
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- Enclosing class:
- QueryEngine<TypeMetadata>
- Functional Interface:
- This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.
@FunctionalInterface protected static interface QueryEngine.RowProcessor extends Function<Object[],Object[]>
A result processor that processes projections (rows). The input row is nevernull.Applies some data conversion to some elements of the row. The input row can be modified in-place or a new one (of equal or different size) can be created and returned. Some of the possible processing are type conversions and the processing of null markers.