# TODO

- [ ] http support
  - [ ] `xsv`: `source="https://..."`
  - [ ] `xsv_reader`: `http_request()`
- [ ] `data="..."` support
- [ ] `data=:param`
- [ ] `filename=:path` support
- [ ] when CSV more headers than column limit, give descriptive error message
- [ ] more reader parameters
  - [ ] `sniff="filename.csv"`
  - [ ] `schema="table_or_view"`
- [ ] reader affinity fix (?)
- [ ] other csv utils
  - [ ] `csv_record(field1, field2, field3)`
- [ ] reader constructor: `columns(regex)` support, `* exclude (,,,)`, `* replace (,,,,)` (?)