Re: psql - pager support - using invisible chars for signalling endof report

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От David G. Johnston
Тема Re: psql - pager support - using invisible chars for signalling endof report
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Msg-id CAKFQuwZsof8Ebq+VExK+CbQ3ewLXnqk13dXGLnSgQgf_eQAL_g@mail.gmail.com
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Ответ на Re: psql - pager support - using invisible chars for signalling end of report  (Tom Lane <tgl@sss.pgh.pa.us>)
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On Fri, Apr 24, 2020 at 5:12 PM Tom Lane <tgl@sss.pgh.pa.us> wrote:
Pavel Stehule <pavel.stehule@gmail.com> writes:
> pá 24. 4. 2020 v 21:33 odesílatel Tom Lane <tgl@sss.pgh.pa.us> napsal:
>> And what will happen when those characters are in the data?

> It will be used on pager side as signal so previous rows was really last
> row of result, and new row will be related to new result.

In other words, it will misbehave badly if those characters appear
in the query result.  Doesn't sound acceptable to me.

Random thought but NUL isn't allowed in data so could it be used as a protocol flag?

David J.

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