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與此類似的問題，我問及如何在Rails應用程序中刪除直播記錄，我怎麼做到這一點的鳳凰How to delete a record from production in Rails刪除記錄在鳳凰應用
我試圖heroku run iex -S mix phx.server，但我得到了波紋管的錯誤：
Simons-MBP:iotc Simon$ heroku run iex -S mix phx.server
Running iex -S mix phx.server on ⬢ icingonthecake... up, run.3732 (Free)
Erlang/OTP 19 [erts-8.3] [source] [64-bit] [smp:8:8] [ds:8:8:10] [async-threads:10] [hipe] [kernel-poll:false]
14:29:43.723 [info] Running Iotc.Web.Endpoint with Cowboy using http://:::54253
14:29:43.734 [error] Postgrex.Protocol (#PID<0.276.0>) failed to connect: ** (Postgrex.Error) FATAL 53300 (too_many_connections): too many connections for role "onktihhpdhhwlp"
14:29:43.734 [error] Postgrex.Protocol (#PID<0.282.0>) failed to connect: ** (Postgrex.Error) FATAL 53300 (too_many_connections): too many connections for role "onktihhpdhhwlp"
14:29:43.734 [error] Postgrex.Protocol (#PID<0.287.0>) failed to connect: ** (Postgrex.Error) FATAL 53300 (too_many_connections): too many connections for role "onktihhpdhhwlp"
14:29:43.734 [error] Postgrex.Protocol (#PID<0.281.0>) failed to connect: ** (Postgrex.Error) FATAL 53300 (too_many_connections): too many connections for role "onktihhpdhhwlp"
14:29:43.734 [error] Postgrex.Protocol (#PID<0.284.0>) failed to connect: ** (Postgrex.Error) FATAL 53300 (too_many_connections): too many connections for role "onktihhpdhhwlp"
14:29:43.734 [error] Postgrex.Protocol (#PID<0.279.0>) failed to connect: ** (Postgrex.Error) FATAL 53300 (too_many_connections): too many connections for role "onktihhpdhhwlp"
14:29:43.734 [error] Postgrex.Protocol (#PID<0.286.0>) failed to connect: ** (Postgrex.Error) FATAL 53300 (too_many_connections): too many connections for role "onktihhpdhhwlp"
這聽起來像是你打一些Heroku的數據庫連接限制。 Phoenix創建一個連接池，你可能也運行該應用程序。 – Dogbert