Module column 

Columnar storage and typed column views.

SPDX-License-Identifier: MIT OR Apache-2.0

Structs

BooleanColumn

Owned boolean column (bytes: 0/1 per row for simplicity).

FixedVectorColumn

Owned fixed-size vector column (row-major: values[row * dim + component]).

Float64Column

Float64 column (owned or foreign-backed values).

Int64Column

Owned int64 column.

TimestampColumn

Owned timestamp column (nanoseconds since epoch; timezone metadata lives in schema).

ValidityBitmap

Packed validity bitmap (1 = valid). Missingness is never a sentinel value.

Enums

ColumnView

Borrowed typed column view (library-owned; not Arrow types).

OwnedColumn

Owned column enum stored in a table.