Changeset: 961640c703e9 for MonetDB
URL: http://dev.monetdb.org/hg/MonetDB?cmd=changeset;node=961640c703e9
Modified Files:
gdk/gdk_batop.c
Branch: default
Log Message:
Materialize correct column before sorting it, and also when it's a view.
diffs (33 lines):
diff --git a/gdk/gdk_batop.c b/gdk/gdk_batop.c
--- a/gdk/gdk_batop.c
+++ b/gdk/gdk_batop.c
@@ -1322,7 +1322,11 @@ BATsubsort(BAT **sorted, BAT **order, BA
bn = BATleftfetchjoin(o, b, BATcount(b));
if (bn == NULL)
goto error;
- bn = BATmaterializeh(bn);
+ if (bn->ttype == TYPE_void || isVIEW(bn)) {
+ b = BATcopy(bn, TYPE_void, ATOMtype(bn->ttype), TRUE);
+ BBPunfix(bn->batCacheid);
+ bn = b;
+ }
} else {
bn = BATcopy(b, TYPE_void, b->ttype, TRUE);
}
@@ -1341,13 +1345,13 @@ BATsubsort(BAT **sorted, BAT **order, BA
goto error;
} else {
/* create new order */
- on = BATnew(TYPE_void, TYPE_oid, BATcount(b));
+ on = BATnew(TYPE_void, TYPE_oid, BATcount(bn));
if (on == NULL)
goto error;
grps = (oid *) Tloc(on, BUNfirst(on));
- for (p = 0, q = BATcount(b); p < q; p++)
+ for (p = 0, q = BATcount(bn); p < q; p++)
grps[p] = p;
- BATsetcount(on, BATcount(b));
+ BATsetcount(on, BATcount(bn));
on->tkey = 1;
}
BATseqbase(on, 0);
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