Module filter

Source
Expand description

Defines filter kernels

Structs§

FilterBuilder
A builder to construct FilterPredicate
FilterPredicate
A filtering predicate that can be applied to an Array
SlicesIterator
An iterator of (usize, usize) each representing an interval [start, end) whose slots of a bitmap Buffer are true.

Functions§

build_filterDeprecated
Returns a prepared function optimized to filter multiple arrays.
filter
Returns a filtered values Array where the corresponding elements of predicate are true.
filter_record_batch
Returns a filtered RecordBatch where the corresponding elements of predicate are true.
prep_null_mask_filter
Remove null values by do a bitmask AND operation with null bits and the boolean bits.

Type Aliases§

FilterDeprecated
Function that can filter arbitrary arrays