Cleanup for #383
Fix #398, #410, escape field with enum / postgres
Document .clone, #324
Use reduce context rather than .bind
Remove unused SKIP for websql
Support natural join, #423
oracle - fixed create if not exists
Merge pull request #425 from vschoettke/fix-oracle-create-if-not-exists

Fixed create if not exists for Oracle
oracle - fix returning for non-integer types