From 1a8486a842f177022d7deec060b12756cb26a9fb Mon Sep 17 00:00:00 2001 From: unknown Date: Fri, 19 Apr 2013 19:35:13 +0300 Subject: MDEV-4345: fixed optimizer_selectivity_sampling_limit default value. --- sql/opt_range.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'sql/opt_range.h') diff --git a/sql/opt_range.h b/sql/opt_range.h index 963551cabdb..ddaa5c5e59a 100644 --- a/sql/opt_range.h +++ b/sql/opt_range.h @@ -1052,7 +1052,7 @@ void store_key_image_to_rec(Field *field, uchar *ptr, uint len); extern String null_string; /* check this number of rows (default value) */ -#define SELECTIVITY_SAMPLING_LIMIT 5000 +#define SELECTIVITY_SAMPLING_LIMIT 100 /* but no more then this part of table (10%) */ #define SELECTIVITY_SAMPLING_SHARE 0.10 /* do not check if we are going check less then this number of records */ -- cgit v1.2.1