NIP-45: Fix cost estimation extraction from EXPLAIN query

viktorvsk · Nov 23, 2023 · 8fe6739 · 8fe6739
1 parent 0c87e8c
commit 8fe6739
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/app/jobs/count_request.rb b/app/jobs/count_request.rb
@@ -21,7 +21,7 @@ def perform(connection_id, subscription_id, filters)
     unless RELAY_CONFIG.count_cost_threshold.zero?
       explain = ActiveRecord::Base.connection.execute("EXPLAIN #{union}").first.to_s
       rows = explain[/rows=(\d+)/, 1].to_i
-      cost = explain[/cost=(\d+)/, 1].to_i
+      cost = explain[/cost=\d+\.\d+\.\.(\d+)/, 1].to_i
       should_count_approximate = RELAY_CONFIG.count_cost_threshold.positive? && cost > RELAY_CONFIG.count_cost_threshold
     end