Re: [HACKERS] Requesting some information about the small portion of source code of postgreSQL

2016-09-27 Thread Ashutosh Bapat
On Tue, Sep 27, 2016 at 11:43 AM, Srinivas Karthik V wrote: > Dear PostgresSQL Hackers, >I am working in optimizer module of postgreSQL 9.4.1. I am trying to > return a subplan for a query instead of full plan.For this I need to return > an intermediate plan (or

Re: [HACKERS] Requesting some information about the small portion of source code of postgreSQL

2016-09-27 Thread Craig Ringer
On 27 September 2016 at 14:13, Srinivas Karthik V wrote: > Dear PostgresSQL Hackers, >I am working in optimizer module of postgreSQL 9.4.1. Why would you target a severely obsolete patch release? > Also I would like to know for what targetlist stands for. Can't

[HACKERS] Requesting some information about the small portion of source code of postgreSQL

2016-09-27 Thread Srinivas Karthik V
Dear PostgresSQL Hackers, I am working in optimizer module of postgreSQL 9.4.1. I am trying to return a subplan for a query instead of full plan. For this I need to return an intermediate plan (or path) from the DP lattice (i.e. from *RelOptInfo *standard_join_search() *at* allpaths.c)