Builds a lightweight query object that records a table id and selections.
Use nso_fetch() to execute it, or as_px_query() to inspect the
underlying PXWeb body.
Usage
nso_query(tbl_id, selections = list())
Value
An object of class nso_query.
Arguments
tbl_id
Table identifier, e.g. "DT_NSO_0300_001V2".
selections
Named list mapping dimension labels (e.g., Year, Sex)
to desired codes or labels.