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File	+	−
pl_exec.c	30	6

Index: pl_exec.c
===================================================================
RCS file: /projects/cvsroot/pgsql/src/pl/plpgsql/src/pl_exec.c,v
retrieving revision 1.160
diff -c -r1.160 pl_exec.c
*** pl_exec.c	10 Jan 2006 18:50:43 -0000	1.160
--- pl_exec.c	12 Feb 2006 17:13:39 -0000
***************
*** 4469,4483 ****
  static bool
  compatible_tupdesc(TupleDesc td1, TupleDesc td2)
  {
! 	int			i;
  
! 	if (td1->natts != td2->natts)
! 		return false;
! 
! 	for (i = 0; i < td1->natts; i++)
  	{
! 		if (td1->attrs[i]->atttypid != td2->attrs[i]->atttypid)
  			return false;
  	}
  
  	return true;
--- 4469,4507 ----
  static bool
  compatible_tupdesc(TupleDesc td1, TupleDesc td2)
  {
! 	int			i = 0, j = 0, natts1 = td1->natts, natts2 = td2->natts;
  
! 	while ((i < natts1) && (j < natts2))
  	{
! 	/* We should skip the dropped columns */
! 		if (td1->attrs[i]->attisdropped)
! 		{
! 			i++;
! 			continue;
! 		}
! 		if (td2->attrs[j]->attisdropped)
! 		{
! 			j++;
! 			continue;
! 		}
! 		
! 		if (td1->attrs[i]->atttypid != td2->attrs[j]->atttypid)
! 		{
  			return false;
+ 		}
+ 		else
+ 		{
+ 			i++;
+ 			j++;
+ 		}	
+ 	}
+ 	
+ 	while ((i < natts1) && (td1->attrs[i]->attisdropped)) i++;
+ 	while ((j < natts2) && (td2->attrs[j]->attisdropped)) j++;
+ 	
+ 	if ((i != natts1) || (j != natts2))
+ 	{
+ 		return false;
  	}
  
  	return true;