importColumn

fnSeries importColumn(string name, scope const(ArrowArray)[] arrays, DataType dtype) @trusted

Imports a column from its exported chunk arrays: each array seals into one chunk, in order (the counterpart of exportColumn).

Parameters

namethe column name
arraysthe exported arrays, one per chunk, in order
dtypethe column dtype

Returns

the imported column (the import copies; the sealed-buffer

invariant).

Throws

DataFrameException on unsupported layouts or inconsistent

metadata (never a partial column).