Chris Angelico <ros...@gmail.com> writes:
> On Sat, May 19, 2012 at 3:09 AM, Steve Crawford
> <scrawf...@pinpointresearch.com> wrote:
>> I also don't understand the "xcrm.channel_id in (1)" instead of
>> "xcrm.channel_id = 1" unless this is a generated query and there could be
>> multiple ids in that condition.
> Side point from this thread. Is there ever any difference between
> these two constructs?
According to transformAExprIn() in parse_expr.c, no.
regards, tom lane
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