Re: [HACKERS] Prepared Statement support for Parallel query

2016-03-14 Thread Amit Kapila
On Tue, Mar 15, 2016 at 12:21 AM, Robert Haas wrote: > > On Mon, Mar 14, 2016 at 9:18 AM, Amit Kapila wrote: > > On Fri, Feb 26, 2016 at 4:37 PM, Robert Haas wrote: > > > > > > The failure cases fall into that category,

Re: [HACKERS] Prepared Statement support for Parallel query

2016-03-14 Thread Robert Haas
On Mon, Mar 14, 2016 at 9:18 AM, Amit Kapila wrote: > On Fri, Feb 26, 2016 at 4:37 PM, Robert Haas wrote: >> And, I'm going to revert this part. If you'd run the regression tests >> under force_parallel_mode=regress, max_parallel_degree>0, you

Re: [HACKERS] Prepared Statement support for Parallel query

2016-03-14 Thread Amit Kapila
On Fri, Feb 26, 2016 at 4:37 PM, Robert Haas wrote: > > > And, I'm going to revert this part. If you'd run the regression tests > under force_parallel_mode=regress, max_parallel_degree>0, you would > have noticed that this part breaks it, because of CREATE TABLE ... AS >

Re: [HACKERS] Prepared Statement support for Parallel query

2016-02-26 Thread Amit Kapila
On Fri, Feb 26, 2016 at 4:37 PM, Robert Haas wrote: > > On Thu, Feb 25, 2016 at 1:09 PM, Robert Haas wrote: > > On Thu, Feb 25, 2016 at 8:53 AM, Amit Kapila wrote: > >>> But if the user says > >>> they want to PREPARE the

Re: [HACKERS] Prepared Statement support for Parallel query

2016-02-26 Thread Robert Haas
On Thu, Feb 25, 2016 at 1:09 PM, Robert Haas wrote: > On Thu, Feb 25, 2016 at 8:53 AM, Amit Kapila wrote: >>> But if the user says >>> they want to PREPARE the query, they are probably not going to fetch >>> all rows. >> >> After PREPARE, user

Re: [HACKERS] Prepared Statement support for Parallel query

2016-02-24 Thread Robert Haas
On Thu, Feb 25, 2016 at 8:53 AM, Amit Kapila wrote: >> But if the user says >> they want to PREPARE the query, they are probably not going to fetch >> all rows. > > After PREPARE, user will execute the statement using EXECUTE and > I don't see how user can decide number

Re: [HACKERS] Prepared Statement support for Parallel query

2016-02-24 Thread Amit Kapila
On Wed, Feb 24, 2016 at 7:27 PM, Robert Haas wrote: > On Wed, Feb 17, 2016 at 6:41 PM, Amit Kapila > wrote: > > Commit d1b7c1ffe72e86932b5395f29e006c3f503bc53d has added > > the support for passing bind parameters to parallel workers, however > >

Re: [HACKERS] Prepared Statement support for Parallel query

2016-02-24 Thread Robert Haas
On Wed, Feb 17, 2016 at 6:41 PM, Amit Kapila wrote: > Commit d1b7c1ffe72e86932b5395f29e006c3f503bc53d has added > the support for passing bind parameters to parallel workers, however > prepared statement which uses bind parameters wasn't enabled > for parallel query as

Re: [HACKERS] Prepared Statement support for Parallel query

2016-02-24 Thread Robert Haas
On Wed, Feb 17, 2016 at 6:41 PM, Amit Kapila wrote: > Commit d1b7c1ffe72e86932b5395f29e006c3f503bc53d has added > the support for passing bind parameters to parallel workers, however > prepared statement which uses bind parameters wasn't enabled > for parallel query as