MonetDB: default - Merge with Sep2022 branch.

[Sjoerd Mullender]

Changeset: 1a2b86539d3e for MonetDB
URL: https://dev.monetdb.org/hg/MonetDB/rev/1a2b86539d3e
Branch: default
Log Message:

Merge with Sep2022 branch.


diffs (13 lines):

diff --git a/sql/server/rel_statistics.c b/sql/server/rel_statistics.c
--- a/sql/server/rel_statistics.c
+++ b/sql/server/rel_statistics.c
@@ -883,7 +883,8 @@ rel_get_statistics_(visitor *v, sql_rel 
                                                        }
                                                }
                                        }
-                                       set_count_prop(v->sql->sa, rel, cnt/u);
+                                       /* u is an *estimate*, so don't set 
count_prop to 0 unless cnt is 0 */
+                                       set_count_prop(v->sql->sa, rel, cnt == 
0 ? 0 : u > cnt ? 1 : cnt/u);
                                } else {
                                        set_count_prop(v->sql->sa, rel, 
get_rel_count(l));
                                }
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