FIX: Error when calculating geometric mean of 0 for read timings

2017-03-27 12:45:34 -04:00 · 2017-03-27 12:45:34 -04:00 · 27a73c73f9
parent 243b5756ee
commit 27a73c73f9
1 changed files with 1 additions and 1 deletions
--- a/app/models/post.rb
+++ b/app/models/post.rb
@ -505,7 +505,7 @@ class Post < ActiveRecord::Base
                SET avg_time = (x.gmean / 1000)
                FROM (SELECT post_timings.topic_id,
                             post_timings.post_number,
-                             round(exp(avg(ln(msecs)))) AS gmean
+                             round(exp(avg(CASE WHEN msecs > 0 THEN ln(msecs) ELSE 0 END))) AS gmean
                      FROM post_timings
                      INNER JOIN posts AS p2
                        ON p2.post_number = post_timings.post_number