Changeset: d8731319a4a1 for MonetDB
URL: https://dev.monetdb.org/hg/MonetDB/rev/d8731319a4a1
Modified Files:
monetdb5/modules/mal/pp_algebra.c
Branch: default
Log Message:
Only project values if there are values to project.
Fixes crash in sqlancer22 if running in single-threaded pipeline mode.
diffs (12 lines):
diff --git a/monetdb5/modules/mal/pp_algebra.c
b/monetdb5/modules/mal/pp_algebra.c
--- a/monetdb5/modules/mal/pp_algebra.c
+++ b/monetdb5/modules/mal/pp_algebra.c
@@ -2413,7 +2413,7 @@ LALGprojection(Client ctx, bat *rid, bat
/* get max id from gid */
if (ATOMvarsized(r->ttype) && cnt < max)
memset(Tloc(r, cnt), 0, r->twidth*(max-cnt));
- cnt = BATcount(b);
+ cnt = BATcount(g);
if (!tt)
r->tseqbase = b->tseqbase;
if (tt && cnt) {
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