diff --git a/btr/btr0cur.c b/btr/btr0cur.c index 5d4b7d702c1..f8b790c30bc 100644 --- a/btr/btr0cur.c +++ b/btr/btr0cur.c @@ -3182,7 +3182,7 @@ btr_estimate_number_of_different_key_vals( /* Count the number of different key values for each prefix of the key on this index page. If the prefix does not determine - the index record uniquely in te B-tree, then we subtract one + the index record uniquely in the B-tree, then we subtract one because otherwise our algorithm would give a wrong estimate for an index where there is just one key value. */