Re: [HACKERS] new patch of MERGE (merge_204) & a question about duplicated ctid

2010-12-05 Thread David Fetter
On Sat, Dec 04, 2010 at 09:27:52PM +0800, Boxuan Zhai wrote: > Dear Greg, > > I have updated the MERGE patch for two main problems. Please attach the actual patch :) Cheers, David. -- David Fetter http://fetter.org/ Phone: +1 415 235 3778 AIM: dfetter666 Yahoo!: dfetter Skype: davidfetter

[HACKERS] new patch of MERGE (merge_204) & a question about duplicated ctid

2010-12-04 Thread Boxuan Zhai
Dear Greg, I have updated the MERGE patch for two main problems. 1. Support of system attributes in MERGE action expressions. In old version of MERGE, I use the top join as the only RTE in var name space, during the transformation process in parser. It contains all the common attributes of so