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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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6
src/backend/executor/execUtils.c
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@ -917,9 +917,11 @@ GetAttributeByName(HeapTupleHeader tuple, const char *attname, bool *isNull)
attrno = InvalidAttrNumber;
for (i = 0; i < tupDesc->natts; i++)
{
if (namestrcmp(&(tupDesc->attrs[i]->attname), attname) == 0)
Form_pg_attribute att = TupleDescAttr(tupDesc, i);
if (namestrcmp(&(att->attname), attname) == 0)
{
attrno = tupDesc->attrs[i]->attnum;
attrno = att->attnum;
break;
}
}