The validity bitmap of a column is a buffer holding one bit per value, set when the value is present and clear when it is null, numbered from the least significant bit of each byte; a column with no null may omit it.
pl_colfmt.arrow_buffers.Quantitative Finance · المسرد
The validity bitmap of a column is a buffer holding one bit per value, set when the value is present and clear when it is null, numbered from the least significant bit of each byte; a column with no null may omit it.
pl_colfmt.arrow_buffers.