| From: | Aleksander Alekseev <a(dot)alekseev(at)postgrespro(dot)ru> |
|---|---|
| To: | Teodor Sigaev <teodor(at)sigaev(dot)ru> |
| Cc: | Robert Haas <robertmhaas(at)gmail(dot)com>, David Steele <david(at)pgmasters(dot)net>, Nikita Glukhov <n(dot)gluhov(at)postgrespro(dot)ru>, Darafei Praliaskouski <me(at)komzpa(dot)net>, Anastasia Lubennikova <a(dot)lubennikova(at)postgrespro(dot)ru>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org> |
| Subject: | Re: Cast jsonb to numeric, int, float, bool |
| Date: | 2018-03-30 14:24:23 |
| Message-ID: | 20180330142423.GB1411@e733.localdomain |
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| Thread: | |
| Lists: | pgsql-hackers |
Hello Teodor,
> > Agree, something like "could not convert jsonb value to boolean type. jsonb
> > value must be scalar boolean type"?
>
> I checked what error messages are used currently:
>
> ```
> # select 123::int4::jsonb;
> ERROR: cannot cast type integer to jsonb
> LINE 1: select 123::int4::jsonb;
> ```
>
> I suggest to follow the same template, i.e. "cannot cast type jsonb to
> bool", etc.
On second thought this message is misleading. We can cat jsonb to bool,
the problem is that the document is not a bool value.
--
Best regards,
Aleksander Alekseev
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