4 years ago · 4e0b842cc0
parent feea495500
commit 4e0b842cc0
1 changed files with 2 additions and 2 deletions
--- a/sql/postgres_tables_cache_hit_ratio.sql
+++ b/sql/postgres_tables_cache_hit_ratio.sql
@ -18,8 +18,8 @@
 -- should be closer to 1, eg. 0.99

 SELECT
-  SUM(heap_blks_read) AS heap_read,
-  SUM(heap_blks_hit)  AS heap_hit,
+  SUM(heap_blks_read) AS heap_blks_read,
+  SUM(heap_blks_hit)  AS heap_blks_hit,
            SUM(heap_blks_hit) /
  (SUM(heap_blks_hit) + SUM(heap_blks_read))
                AS ratio