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Fix coredump problem in plpgsql's RETURN NEXT. When a SELECT INTO

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that's selecting into a RECORD variable returns zero rows, make it
assign an all-nulls row to the RECORD; this is consistent with what
happens when the SELECT INTO target is not a RECORD.  In support of
this, tweak the SPI code so that a valid tuple descriptor is returned
even when a SPI select returns no rows.
This commit is contained in:
Tom Lane
2003-01-21 22:06:12 +00:00
parent f8d8266ac5
commit a4482f4c4c
5 changed files with 106 additions and 64 deletions
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4
src/backend/tcop/dest.c
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@@ -8,7 +8,7 @@
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/tcop/dest.c,v 1.49 2002/06/20 20:29:36 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/tcop/dest.c,v 1.50 2003/01/21 22:06:12 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@@ -64,7 +64,7 @@ static DestReceiver debugtupDR = {
debugtup, debugSetup, donothingCleanup
};
static DestReceiver spi_printtupDR = {
spi_printtup, donothingSetup, donothingCleanup
spi_printtup, spi_dest_setup, donothingCleanup
};
/* ----------------