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Commit8c43300

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Make sure printtup() always sends the number of columns previously
advertised in RowDescription message. Depending on the physical tuple'scolumn count is not really correct, since according to heap_getattr()conventions the tuple may be short some columns, which will automaticallyget read as nulls. Problem has been latent since forever, but was onlyexposed by recent change to skip a projection step in SELECT * FROM...
1 parentb71a489 commit8c43300

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‎src/backend/access/common/printtup.c

Lines changed: 5 additions & 5 deletions
Original file line numberDiff line numberDiff line change
@@ -9,7 +9,7 @@
99
* Portions Copyright (c) 1994, Regents of the University of California
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*
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* IDENTIFICATION
12-
* $Header: /cvsroot/pgsql/src/backend/access/common/printtup.c,v 1.73 2003/05/13 18:39:50 tgl Exp $
12+
* $Header: /cvsroot/pgsql/src/backend/access/common/printtup.c,v 1.74 2003/05/26 17:51:38 tgl Exp $
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*
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*-------------------------------------------------------------------------
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*/
@@ -286,7 +286,7 @@ printtup(HeapTuple tuple, TupleDesc typeinfo, DestReceiver *self)
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{
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DR_printtup*myState= (DR_printtup*)self;
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StringInfoDatabuf;
289-
intnatts=tuple->t_data->t_natts;
289+
intnatts=typeinfo->natts;
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inti;
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/* Set or update my derived attribute info, if needed */
@@ -370,7 +370,7 @@ printtup_20(HeapTuple tuple, TupleDesc typeinfo, DestReceiver *self)
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{
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DR_printtup*myState= (DR_printtup*)self;
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StringInfoDatabuf;
373-
intnatts=tuple->t_data->t_natts;
373+
intnatts=typeinfo->natts;
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inti,
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j,
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k;
@@ -517,7 +517,7 @@ debugStartup(DestReceiver *self, int operation, TupleDesc typeinfo)
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void
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debugtup(HeapTupletuple,TupleDesctypeinfo,DestReceiver*self)
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{
520-
intnatts=tuple->t_data->t_natts;
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intnatts=typeinfo->natts;
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inti;
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Datumorigattr,
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attr;
@@ -573,7 +573,7 @@ printtup_internal_20(HeapTuple tuple, TupleDesc typeinfo, DestReceiver *self)
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{
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DR_printtup*myState= (DR_printtup*)self;
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StringInfoDatabuf;
576-
intnatts=tuple->t_data->t_natts;
576+
intnatts=typeinfo->natts;
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inti,
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j,
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k;

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