* feat: add more info to error messages
* feat: store next column id in procedure
* fix: update next column id for table info
* test: fix add col test
* chore: remove location from invalid request error
* test: update test
* test: fix test
* feat: only allow timestamp data type as time index
* test: update sqltest cases, todo: need some fixes
* fix: sqlness tests
* fix: forgot adding back cte test
* chore: style