Changeset: 207731f8a499 for MonetDB
URL: https://dev.monetdb.org/hg/MonetDB/rev/207731f8a499
Modified Files:
gdk/gdk_join.c
Branch: Jul2021
Log Message:
Use correct call to binsearch.
When dealing with a reverse sorted bat, find the first occurrence of
the nil, not the last.
diffs (12 lines):
diff --git a/gdk/gdk_join.c b/gdk/gdk_join.c
--- a/gdk/gdk_join.c
+++ b/gdk/gdk_join.c
@@ -1796,7 +1796,7 @@ mergejoin(BAT **r1p, BAT **r2p, BAT *l,
lordering = l->tsorted && (r->tsorted || !equal_order) ? 1 : -1;
rordering = equal_order ? lordering : -lordering;
if (!l->tnonil && !nil_matches && !nil_on_miss) {
- nl = binsearch(NULL, 0, l->ttype, lvals, lvars, lwidth,
0, BATcount(l), nil, l->tsorted ? 1 : -1, 1);
+ nl = binsearch(NULL, 0, l->ttype, lvals, lvars, lwidth,
0, BATcount(l), nil, l->tsorted ? 1 : -1, l->tsorted ? 1 : 0);
nl = canditer_search(lci, nl + l->hseqbase, true);
if (l->tsorted) {
canditer_setidx(lci, nl);
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