ActiveRecordを複数スレッド環境ã§åˆ©ç”¨ã™ã‚‹ — recompile.net2014å¹´05月13æ—¥ ActiveRecordを何も考ãˆãšã«è¤‡æ•°ã‚¹ãƒ¬ãƒƒãƒ‰ãŒå‹•ä½œã™ã‚‹ç’°å¢ƒã§åˆ©ç”¨ã™ã‚‹ã¨ã€ã‚¹ãƒ¬ãƒƒãƒ‰æ¯Žã«ActiveRecordãŒã‚³ãƒã‚¯ã‚·ãƒ§ãƒ³ã‚’確ä¿ã—よã†ã¨ã™ã‚‹ã®ã§ã€ãƒ—ールサイズを超ãˆã¦ã‚³ãƒã‚¯ã‚·ãƒ§ãƒ³ãŒç¢ºä¿ã§ããªã„ã¨ã„ã†ã‚¨ãƒ©ãƒ¼ãŒç™ºç”Ÿã™ã‚‹ã€‚ activerecord-4.1.1/lib/active_record/connection_adapters/abstract/connection_pool.rb:190:in `block in wait_poll': could not obtain a database connection within 5.000 seconds (waited 5.001 seconds) (ActiveRecord::ConnectionTimeoutError) ã“ã¡ã‚‰ã¨ã—ã¦ã¯ã‚³ãƒã‚¯ã‚·ãƒ§ãƒ³ãƒ—ールãŒã‚ã‚‹ã®ã ã‹ã‚‰ã€ActiveRecordã®æ–¹ã§ã‚„
https://solnic.dev/making-activerecord-models-thin/
Active Record Query Interface 3.0 - (m.onkey.org)
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