pgsql: When checking for datetime field overflow, we should allow a

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От tgl@postgresql.org (Tom Lane)
Тема pgsql: When checking for datetime field overflow, we should allow a
Дата
Msg-id 20090501192942.BCB2375407B@cvs.postgresql.org
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Log Message:
-----------
When checking for datetime field overflow, we should allow a fractional-second
part that rounds up to exactly 1.0 second.  The previous coding rejected input
like "00:12:57.9999999999999999999999999999", with the exact number of nines
needed to cause failure varying depending on float-timestamp option and
possibly on platform.  Obviously this should round up to the next integral
second, if we don't have enough precision to distinguish the value from that.
Per bug #4789 from Robert Kruus.

In passing, fix a missed check for fractional seconds in one copy of the
"is it greater than 24:00:00" code.

Broken all the way back, so patch all the way back.

Tags:
----
REL7_4_STABLE

Modified Files:
--------------
    pgsql/src/backend/utils/adt:
        datetime.c (r1.118.2.11 -> r1.118.2.12)
        (http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/utils/adt/datetime.c?r1=1.118.2.11&r2=1.118.2.12)

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