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Fix overflow for INTERVAL 'x ms' where x is more than a couple million,

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and integer datetimes are in use.  Per bug report from Hubert Depesz
Lubaczewski.

Alex Hunsaker
This commit is contained in:
Tom Lane
2009-08-18 21:23:14 +00:00
parent e31b35faa5
commit 3bd2241135
2 changed files with 7 additions and 2 deletions
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4
src/include/utils/timestamp.h
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@@ -6,7 +6,7 @@
* Portions Copyright (c) 1996-2009, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $PostgreSQL: pgsql/src/include/utils/timestamp.h,v 1.80 2009/06/11 14:49:13 momjian Exp $
* $PostgreSQL: pgsql/src/include/utils/timestamp.h,v 1.81 2009/08/18 21:23:14 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@@ -39,6 +39,8 @@
* TimeOffset and fsec_t are convenience typedefs for temporary variables
* that are of different types in the two cases. Do not use fsec_t in values
* stored on-disk, since it is not the same size in both implementations.
* Also, fsec_t is only meant for *fractional* seconds; beware of overflow
* if the value you need to store could be many seconds.
*/
#ifdef HAVE_INT64_TIMESTAMP