Changeset: b2f54dce6725 for MonetDB
URL: https://dev.monetdb.org/hg/MonetDB/rev/b2f54dce6725
Modified Files:
gdk/gdk_string.c
Branch: Mar2025
Log Message:
Minor fix to group concat with singleton groups.
Probably never happens in this branch.
diffs (17 lines):
diff --git a/gdk/gdk_string.c b/gdk/gdk_string.c
--- a/gdk/gdk_string.c
+++ b/gdk/gdk_string.c
@@ -1181,10 +1181,12 @@ BATgroupstr_group_concat(BAT *b, BAT *g,
goto done;
}
- if (BATtdense(g) || (g->tkey && g->tnonil)) {
+ if (ci.ncand == ngrp && (BATtdense(g) || (g->tkey && g->tnonil))) {
/* trivial: singleton groups, so all results are equal
* to the inputs (but possibly a different type) */
bn = BATconvert(b, s, TYPE_str, 0, 0, 0);
+ if (bn)
+ bn->hseqbase = min;
goto done;
}
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