Changeset: c2f0e0f90c6a for MonetDB
URL: http://dev.monetdb.org/hg/MonetDB?cmd=changeset;node=c2f0e0f90c6a
Modified Files:
monetdb5/extras/pyapi/pyapi.c
Branch: pyapi
Log Message:
Fixed segfault when parallel aggregation is used without group by.
diffs (21 lines):
diff --git a/monetdb5/extras/pyapi/pyapi.c b/monetdb5/extras/pyapi/pyapi.c
--- a/monetdb5/extras/pyapi/pyapi.c
+++ b/monetdb5/extras/pyapi/pyapi.c
@@ -1075,7 +1075,7 @@ str PyAPIeval(Client cntxt, MalBlkPtr mb
}
- if (parallel_aggregation && sqlfun != NULL && sqlfun->ops->cnt > 0) {
+ if (parallel_aggregation && sqlfun != NULL && sqlfun->ops->cnt > 0 &&
unnamedArgs < pci->argc) {
// parallel aggregation, we run the function once for every group
in parallel
BAT *aggr_group = NULL, *group_first_occurrence = NULL;
size_t group_count, elements, element_it, group_it;
@@ -1141,7 +1141,7 @@ str PyAPIeval(Client cntxt, MalBlkPtr mb
for(element_it = 0; element_it < elements; element_it++) {
//group of current element
lng group = aggr_group_arr[element_it];
- //append current element to proper
+ //append current element to proper group
ptr[group][i][temp_indices[group]++] =
batcontent[element_it];
}
GDKfree(temp_indices);
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