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Replace TupleTableSlot convention for whole-row variables and function

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results with tuples as ordinary varlena Datums.  This commit does not
in itself do much for us, except eliminate the horrid memory leak
associated with evaluation of whole-row variables.  However, it lays the
groundwork for allowing composite types as table columns, and perhaps
some other useful features as well.  Per my proposal of a few days ago.
This commit is contained in:
Tom Lane
2004-04-01 21:28:47 +00:00
parent 8590a62b75
commit 375369acd1
60 changed files with 1779 additions and 1733 deletions
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9
src/backend/commands/tablecmds.c
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@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/commands/tablecmds.c,v 1.101 2004/03/23 19:35:16 tgl Exp $
* $PostgreSQL: pgsql/src/backend/commands/tablecmds.c,v 1.102 2004/04/01 21:28:44 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -1796,7 +1796,6 @@ AlterTableAddColumn(Oid myrelid,
attribute->attnum = i;
attribute->attbyval = tform->typbyval;
attribute->attndims = attndims;
attribute->attisset = (bool) (tform->typtype == 'c');
attribute->attstorage = tform->typstorage;
attribute->attalign = tform->typalign;
attribute->attnotnull = colDef->is_not_null;
@ -4084,15 +4083,15 @@ AlterTableCreateToastTable(Oid relOid, bool silent)
TupleDescInitEntry(tupdesc, (AttrNumber) 1,
"chunk_id",
OIDOID,
-1, 0, false);
-1, 0);
TupleDescInitEntry(tupdesc, (AttrNumber) 2,
"chunk_seq",
INT4OID,
-1, 0, false);
-1, 0);
TupleDescInitEntry(tupdesc, (AttrNumber) 3,
"chunk_data",
BYTEAOID,
-1, 0, false);
-1, 0);
/*
* Ensure that the toast table doesn't itself get toasted, or we'll be