SQL ⢠ãªã¬ã¼ã·ã§ãã«ãã¼ã¿ãã¼ã¹ã·ã¹ãã ã¨ä¼è©±ããããã®è¨èª ⢠1970å¹´ Codd ã RDB ã¢ãã«ã¨åæã«ææ¡ (Alphaè¨èª) ⢠1974å¹´ Chamberlin 㨠Boyce ãæ¹è¯ ⢠å ã 㯠SEQUEL (Structured English Query Language) ã ã£ãããåæ¨ç»é²ããã¦ãã ⢠èªã¿æ¹ã¯ ã¨ã¹ãã¥ã¼ã¨ã« ã¨ãã®ã¾ã¾èªã (Glliespie 2012)
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