On Tue, Feb 25, 2014 at 10:44 AM, Kouhei Kaigai <kai...@ak.jp.nec.com>wrote:
> Thanks for your testing, > > > Getting some compilation warnings while compiling the extension and also > > I am not able to load the extension because of undefined symbol > > "get_restriction_qual_cost". > > > It seems to me you applied only part-1 portion of the custom-scan patches. > > The get_restriction_qual_cost() is re-defined as extern function, from > static one, on the part-2 portion (ctidscan) to estimate cost value of the > qualifiers in extension. Also, bms_to_string() and bms_from_string() are > added on the part-3 portion (postgres_fdw) portion to carry a bitmap-set > according to the copyObject manner. > > It may make sense to include the above supplemental changes in the cache- > scan feature also, until either of them getting upstreamed. Thanks for the information, I will apply other patches also and start testing. Regards, Hari Babu Fujitsu Australia