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datafusion::logical_expr::type_coercion::aggregates - Rust
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Module aggregates

Source

Statics§

BINARYS
DATES
INTEGERS
NUMERICS
SIGNED_INTEGERS
STRINGS
TIMES
TIMESTAMPS
UNSIGNED_INTEGERS

Functions§

avg_return_type
Function return type of an average
avg_sum_type
Internal sum type of an average
check_arg_count
Validate the length of input_fields matches the signature for agg_fun.
coerce_avg_type
correlation_return_type
Function return type of correlation
covariance_return_type
Function return type of covariance
is_avg_support_arg_type
is_correlation_support_arg_type
is_covariance_support_arg_type
is_integer_arg_type
is_sum_support_arg_type
is_variance_support_arg_type
sum_return_type
Function return type of a sum
variance_return_type
Function return type of variance