Changeset: 1a762d3764ec for MonetDB
URL: http://dev.monetdb.org/hg/MonetDB?cmd=changeset;node=1a762d3764ec
Modified Files:
gdk/gdk_select.c
Branch: default
Log Message:
Merge with Oct2014 branch.
diffs (19 lines):
diff --git a/gdk/gdk_select.c b/gdk/gdk_select.c
--- a/gdk/gdk_select.c
+++ b/gdk/gdk_select.c
@@ -181,6 +181,15 @@ BAT_hashselect(BAT *b, BAT *s, BAT *bn,
l = BUNfirst(b);
h = BUNlast(b);
}
+ if (s && BATtdense(s)) {
+ /* no need for binary search in s, we just adjust the
+ * boundaries */
+ if (s->tseqbase > seq)
+ l += s->tseqbase - seq;
+ if (s->tseqbase + BATcount(s) < seq + (h - l))
+ h -= seq + BATcount(b) - (s->tseqbase + BATcount(s));
+ s = NULL;
+ }
if (BATprepareHash(b)) {
BBPreclaim(bn);
return NULL;
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