From: | Joe Van Dyk <joe(at)tanga(dot)com> |
---|---|
To: | "pgsql-general(at)postgresql(dot)org" <pgsql-general(at)postgresql(dot)org> |
Subject: | Re: to_json(now()) result doesn't have 'T' separator |
Date: | 2013-12-24 01:28:56 |
Message-ID: | CACfv+p+JuYO4EOXjhsiS69QKCcFn8aCX+HKC=7GcjQrX64xFOw@mail.gmail.com |
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Lists: | pgsql-general |
This has been brought up a few times in the past:
http://www.postgresql.org/message-id/CAAZKuFZF5=raA=RLncqEg_8GsJ9vi4_E-fi1aOmK4zP+dxcx4g@mail.gmail.com
http://www.postgresql.org/message-id/EC26F5CE-9F3B-40C9-BF23-F0C2B96E388C@gmail.com
Any chance it could be fixed? I can't figure out a way to easily let
javascript applications parse json timestamps generated by postgresql in
row_to_json() statements.
On Fri, Dec 20, 2013 at 6:27 PM, Joe Van Dyk <joe(at)tanga(dot)com> wrote:
> On Fri, Dec 20, 2013 at 4:24 PM, Joe Van Dyk <joe(at)tanga(dot)com> wrote:
>
>>
>>
>> On Fri, Dec 20, 2013 at 4:18 PM, Joe Van Dyk <joe(at)tanga(dot)com> wrote:
>>
>>> # select to_json(now());
>>> to_json
>>> ---------------------------------
>>> "2013-12-20 15:53:39.098204-08"
>>> (1 row)
>>>
>>> I'd like to see it output "2013-12-20T15:53:39.098204-08" so it's
>>> interchangeable with more systems.
>>>
>>
>> Actually, "2013-12-20T15:53:39.44553-08:00" would be ideal.
>>
>
> I dug into the docs some more, and I found this at
> http://www.postgresql.org/docs/9.3/static/datatype-datetime.html:
> "Note: ISO 8601 specifies the use of uppercase letter T to separate the
> date and time.PostgreSQL accepts that format on input, but on output it
> uses a space rather than T, as shown above. This is for readability and for
> consistency with RFC 3339 as well as some other database systems."
>
> So I looked up RFC 3339 (http://www.ietf.org/rfc/rfc3339.txt) and read:
> "NOTE: ISO 8601 defines date and time separated by "T". Applications
> using this syntax may choose, for the sake of readability, to specify a
> full-date and full-time separated by (say) a space character."
>
> Doesn't seem like including the 'T' separator would be inconsistent with
> RFC 3399?
>
> I'm sending the output of to_json(now()) to web browsers. Most browsers
> aren't able to parse the date strings if they are missing the 'T'
> separator. If datetime strings could include the 'T' time separator and the
> full timezone, that would make generating json that worked with web
> browsers much simpler.
>
> Joe
>
>
>
>>
>>>
>>>
>>> http://en.wikipedia.org/wiki/ISO_8601#Combined_date_and_time_representationssays 'T' can be omitted "by mutual agreement".
>>>
>>> I'm working with javascript/json systems that expect the 'T' to be there
>>> however, so there's no mutual agreement happening.
>>>
>>> Thoughts? I know I can hack around it by specifying my own date format,
>>> but I'd really like to be able to use row_to_json and other functions
>>> without specifying custom date formats everywhere.
>>>
>>> Joe
>>>
>>
>>
>
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