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Tigthen binary receive functions so that they reject values that the text

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input functions don't accept either. While the backend can handle such
values fine, they can cause trouble in clients and in pg_dump/restore.

This is followup to the original issue on time datatype reported by Andrew
McNamara a while ago. Like that one, none of these seem worth
back-patching.
This commit is contained in:
Heikki Linnakangas
2009-09-04 11:20:23 +00:00
parent 237859e4fb
commit 7be39bb0be
7 changed files with 63 additions and 17 deletions
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7
src/backend/utils/adt/timestamp.c
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@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/utils/adt/timestamp.c,v 1.202 2009/07/06 20:29:23 tgl Exp $
* $PostgreSQL: pgsql/src/backend/utils/adt/timestamp.c,v 1.203 2009/09/04 11:20:22 heikki Exp $
*
*-------------------------------------------------------------------------
*/
@ -253,6 +253,11 @@ timestamp_recv(PG_FUNCTION_ARGS)
timestamp = (Timestamp) pq_getmsgint64(buf);
#else
timestamp = (Timestamp) pq_getmsgfloat8(buf);
if (isnan(timestamp))
ereport(ERROR,
(errcode(ERRCODE_DATETIME_VALUE_OUT_OF_RANGE),
errmsg("timestamp cannot be NaN")));
#endif
/* rangecheck: see if timestamp_out would like it */