From: Konstantin Osipov <kostja.osipov@gmail.com>
To: Imeev Mergen <imeevma@tarantool.org>
Cc: tarantool-discussions@dev.tarantool.org
Subject: Re: [Tarantool-discussions] Implicit cast for ASSIGNMENT
Date: Thu, 30 Apr 2020 17:04:14 +0300 [thread overview]
Message-ID: <20200430140414.GD6499@atlas> (raw)
In-Reply-To: <2a788af3-6efe-bce8-1509-f7e08639b36f@tarantool.org>
* Imeev Mergen <imeevma@tarantool.org> [20/04/30 16:14]:
>
> On 4/30/20 4:09 PM, Konstantin Osipov wrote:
> > * Imeev Mergen <imeevma@tarantool.org> [20/04/30 15:59]:
> > > > The only possible exception is conversion of a lossless conversion
> > > > of a numeric literal, e.g.:
> > > >
> > > > float_val = 1.1 -- implicitly convert decimal constant 1.1 to float
> > > So, is it fine to implicitly cast 1.0(DOUBLE) to 1(INTEGER)?
> > 1.0 is not double, it's DECIMAL.
> Ok, then, let's say we executed something like this:
>
> box.execute('CREATE TABLE t (i INT PRIMARY KEY);')
> box.execute('INSERT INTO t VALUES(CAST(1 AS DOUBLE));')
>
> Should this work of we should receive an error?
I think it shouldn't because CAST(1 AS DOUBLE) is an expression,
not a constant literal.
--
Konstantin Osipov, Moscow, Russia
https://scylladb.com
next prev parent reply other threads:[~2020-04-30 14:04 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-02-13 14:25 Mergen Imeev
2020-02-13 14:40 ` Konstantin Osipov
2020-02-13 22:20 ` Peter Gulutzan
2020-04-30 12:04 ` Imeev Mergen
2020-04-30 12:35 ` Konstantin Osipov
2020-04-30 12:56 ` Imeev Mergen
2020-04-30 13:09 ` Konstantin Osipov
2020-04-30 13:12 ` Imeev Mergen
2020-04-30 14:04 ` Konstantin Osipov [this message]
2020-04-30 14:15 ` Peter Gulutzan
2020-04-30 14:28 ` Konstantin Osipov
2020-04-30 14:40 ` Peter Gulutzan
2020-04-30 15:10 ` Imeev Mergen
2020-04-30 16:04 ` Peter Gulutzan
2020-05-07 16:14 ` Peter Gulutzan
2020-05-08 11:57 ` Kirill Yukhin
2020-04-30 22:52 ` [Tarantool-discussions] Descriptive SQL Style Guide Peter Gulutzan
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