- 2021-05-24
- 100% coverage test
- Renamed old `ctx.select*()` functions `to query_*()`
(The old `select()` was just `execute().fetchall()`)
- Renamed `select_record()` to `select()`
- Add `select_iter()` to allow avoiding fetchall()
- Add `ctx.double()` function to use multiple cursors in a single ExecutionContext