diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/backend/utils/adt/rangetypes_typanalyze.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/backend/utils/adt/rangetypes_typanalyze.c b/src/backend/utils/adt/rangetypes_typanalyze.c index e276ad8e181..5f346834e75 100644 --- a/src/backend/utils/adt/rangetypes_typanalyze.c +++ b/src/backend/utils/adt/rangetypes_typanalyze.c @@ -158,7 +158,10 @@ compute_range_stats(VacAttrStats *stats, AnalyzeAttrFetchFunc fetchfunc, /* Must copy the target values into anl_context */ old_cxt = MemoryContextSwitchTo(stats->anl_context); - if (non_empty_cnt > 0) + /* + * Generate a histogram slot entry if there are at least two values. + */ + if (non_empty_cnt >= 2) { /* Sort bound values */ qsort_arg(lowers, non_empty_cnt, sizeof(RangeBound), |