Changeset: 7906df5aeddd for MonetDB
URL: http://dev.monetdb.org/hg/MonetDB?cmd=changeset;node=7906df5aeddd
Modified Files:
gdk/gdk_batop.mx
Branch: default
Log Message:
In uselect, only align the head column if result is same length as input.
The tail column is NIL and hence not aligned with the input.
diffs (18 lines):
diff --git a/gdk/gdk_batop.mx b/gdk/gdk_batop.mx
--- a/gdk/gdk_batop.mx
+++ b/gdk/gdk_batop.mx
@@ -1321,8 +1321,12 @@ BAT_select_(BAT *b, ptr tl, ptr th, bit
bn->hsorted = bn->hrevsorted = FALSE;
bn->tsorted = bn->trevsorted = !tail;
} else {
- if (BATcount(bn) == BATcount(b))
- ALIGNset(bn, b);
+ if (BATcount(bn) == BATcount(b)) {
+ if (tail)
+ ALIGNset(bn, b);
+ else
+ ALIGNsetH(bn, b);
+ }
bn->hsorted = BAThordered(b);
bn->tsorted = !tail || BATtordered(b);
bn->hrevsorted = BAThrevordered(b);
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