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datafusion::functions_aggregate::nth_value - Rust
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datafusion::functions_aggregate

Module nth_value

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Defines NTH_VALUE aggregate expression which may specify ordering requirement that can evaluated at runtime during query execution

Structs§

  • NthValueAccumulator
  • NthValueAgg
    Expression for a NTH_VALUE(... ORDER BY ..., ...) aggregation. In a multi partition setting, partial aggregations are computed for every partition, and then their results are merged.

Functions§