* Allow cursors to be DECLAREd/OPENed/CLOSEed outside transactions
* Allow PQrequestCancel() to terminate when in waiting-for-lock state
* Transaction log, so re-do log can be on a separate disk by
- with after-row images
+ with after-row images(Vadim)
* Populate backend status area and write program to dump status data
* Make oid use unsigned int more reliably, pg_atoi()
* Allow subqueries in target list