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datafusion_expr::aggregate_function - Rust
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Module datafusion_expr::aggregate_function

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Aggregate function module contains all built-in aggregate functions definitions

Structs

Enums

Functions

  • return_typeDeprecated
    Returns the datatype of the aggregate function. This is used to get the returned data type for aggregate expr.
  • signatureDeprecated
    the signatures supported by the function fun.
  • sum_type_of_avg
    Returns the internal sum datatype of the avg aggregate function.