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Change tupledesc->attrs[n] to TupleDescAttr(tupledesc, n).

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This is a mechanical change in preparation for a later commit that
will change the layout of TupleDesc.  Introducing a macro to abstract
the details of where attributes are stored will allow us to change
that in separate step and revise it in future.

Author: Thomas Munro, editorialized by Andres Freund
Reviewed-By: Andres Freund
Discussion: https://postgr.es/m/CAEepm=0ZtQ-SpsgCyzzYpsXS6e=kZWqk3g5Ygn3MDV7A8dabUA@mail.gmail.com
This commit is contained in:
Andres Freund
2017-08-20 11:19:07 -07:00
parent b1c2d76a2f
commit 2cd7084524
100 changed files with 805 additions and 626 deletions
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4
src/backend/executor/functions.c
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@ -1759,7 +1759,7 @@ check_sql_fn_retval(Oid func_id, Oid rettype, List *queryTreeList,
errmsg("return type mismatch in function declared to return %s",
format_type_be(rettype)),
errdetail("Final statement returns too many columns.")));
attr = tupdesc->attrs[colindex - 1];
attr = TupleDescAttr(tupdesc, colindex - 1);
if (attr->attisdropped && modifyTargetList)
{
Expr *null_expr;
@ -1816,7 +1816,7 @@ check_sql_fn_retval(Oid func_id, Oid rettype, List *queryTreeList,
/* remaining columns in tupdesc had better all be dropped */
for (colindex++; colindex <= tupnatts; colindex++)
{
if (!tupdesc->attrs[colindex - 1]->attisdropped)
if (!TupleDescAttr(tupdesc, colindex - 1)->attisdropped)
ereport(ERROR,
(errcode(ERRCODE_INVALID_FUNCTION_DEFINITION),
errmsg("return type mismatch in function declared to return %s",