Re: Query about time zone patterns in to_char

2022-03-15 Thread Nitin Jadhav
> This patch is still in the current CommitFest, so I decided to review > it. I see that DCH_keywords[] includes upper and lower-case entries > for everything except the three cases corrected by this patch, where > it includes upper-case entries but not the corresponding lower-case > entries. It se

Re: Query about time zone patterns in to_char

2022-03-14 Thread Robert Haas
On Fri, Jul 9, 2021 at 10:44 AM Tomas Vondra wrote: > Yeah, does not seem to be worth it, as there seem to be no actual > reports of issues in the field. > > FWIW there seem to be quite a bit of other to_char differences compared > to Oracle (judging by docs and playing with sqlfiddle). But the pa

Re: Query about time zone patterns in to_char

2021-07-09 Thread David Zhang
The following review has been posted through the commitfest application: make installcheck-world: not tested Implements feature: tested, passed Spec compliant: not tested Documentation:not tested Applied the patch `v2_support_of_tzh_tzm_patterns.patch` to `REL_14_STABL

Re: Query about time zone patterns in to_char

2021-07-09 Thread Tomas Vondra
On 5/20/21 8:25 PM, Bruce Momjian wrote: > On Thu, May 20, 2021 at 12:21:12PM +0530, Nitin Jadhav wrote: >> Thanks Suraj for reviewing the patch. >> >>> 1: >>> +RESET timezone; >>> + >>> + >>> CREATE TABLE TIMESTAMPTZ_TST (a int , b timestamptz); >>> >>> Extra line. >>> >>> 2: >>> +SET timezone

Re: Query about time zone patterns in to_char

2021-05-20 Thread Bruce Momjian
On Thu, May 20, 2021 at 12:21:12PM +0530, Nitin Jadhav wrote: > Thanks Suraj for reviewing the patch. > > > 1: > > +RESET timezone; > > + > > + > > CREATE TABLE TIMESTAMPTZ_TST (a int , b timestamptz); > > > > Extra line. > > > > 2: > > +SET timezone = '00:00'; > > +SELECT to_char(now(), 'of') as

Re: Query about time zone patterns in to_char

2021-05-19 Thread Nitin Jadhav
Thanks Suraj for reviewing the patch. > 1: > +RESET timezone; > + > + > CREATE TABLE TIMESTAMPTZ_TST (a int , b timestamptz); > > Extra line. > > 2: > +SET timezone = '00:00'; > +SELECT to_char(now(), 'of') as "Of", to_char(now(), 'tzh:tzm') as "tzh:tzm"; I have fixed these comments. > I am not

Re: Query about time zone patterns in to_char

2021-05-19 Thread Suraj Kharage
+1 for the change. I quickly reviewed the patch and overall it looks good to me. Few cosmetic suggestions: 1: +RESET timezone; + + CREATE TABLE TIMESTAMPTZ_TST (a int , b timestamptz); Extra line. 2: +SET timezone = '00:00'; +SELECT to_char(now(), 'of') as "Of", to_char(now(), 'tzh:tzm') as "t

Re: Query about time zone patterns in to_char

2021-05-16 Thread Nitin Jadhav
> Please add it to the July commitfest: https://commitfest.postgresql.org/33/ Added a commitfest entry https://commitfest.postgresql.org/33/3121/ Thanks & Regards, Nitin Jadhav On Mon, May 17, 2021 at 7:05 AM David Rowley wrote: > > On Mon, 17 May 2021 at 06:23, Nitin Jadhav > wrote: > > > > >

Re: Query about time zone patterns in to_char

2021-05-16 Thread David Rowley
On Mon, 17 May 2021 at 06:23, Nitin Jadhav wrote: > > > Hm. If Oracle does that, then there's an argument for us doing it > > too. I can't get hugely excited about it, but maybe someone else > > cares enough to prepare a patch. > > Thanks for the confirmation. Attached patch supports these forma

Re: Query about time zone patterns in to_char

2021-05-16 Thread Nitin Jadhav
> Hm. If Oracle does that, then there's an argument for us doing it > too. I can't get hugely excited about it, but maybe someone else > cares enough to prepare a patch. Thanks for the confirmation. Attached patch supports these format patterns. Kindly review and let me know if any changes are r

Re: Query about time zone patterns in to_char

2021-05-16 Thread Tom Lane
Nitin Jadhav writes: > Thanks for the explanation. I also feel that we may not support every > case-variant. But the other reason which triggered me to think in the > other way is, as mentioned in commit [1] where this feature was added, > says that these format patterns are compatible with Oracle

Re: Query about time zone patterns in to_char

2021-05-16 Thread Nitin Jadhav
> AFAICS, table 9.26 specifically shows which case-variants are supported. > If there are some others that happen to work, we probably shouldn't > remove them for fear of breaking poorly-written apps ... but that does > not imply that we need to support every case-variant. Thanks for the explanati

Re: Query about time zone patterns in to_char

2021-05-16 Thread Tom Lane
Nitin Jadhav writes: > While understanding the behaviour of the to_char() function as > explained in [1], I observed that some patterns related to time zones > do not display values if we mention in lower case. As shown in the > sample output [2], time zone related patterns TZH, TZM and OF outputs

Query about time zone patterns in to_char

2021-05-16 Thread Nitin Jadhav
Hi Hackers, While understanding the behaviour of the to_char() function as explained in [1], I observed that some patterns related to time zones do not display values if we mention in lower case. As shown in the sample output [2], time zone related patterns TZH, TZM and OF outputs proper values wh