Transforms\ColumnSelecting.cs (4)
440return new SelectColumnsDataTransform(env, transform, new Mapper(transform, input.Schema), input);
500return new SelectColumnsDataTransform(_host, this,
518return new SelectColumnsDataTransform(_host, this, new Mapper(this, input.Schema), input);
729=> new SelectColumnsDataTransform(env, _transform, new Mapper(_transform, newSource.Schema), newSource);