Home›Browse›Codd's 12 rules🌐EnglishEnglishBahasa IndonesiaEspañolFrançaisItalianoPortuguêsРусскийفارسیहिन्दीไทย한국어中文日本語EntityQ1137579· pop 22· linked from 98 articlesCodd's 12 rulesSign in to saveAlso known as Codd's twelve rulesRelational database designAvailable in 22 languagesEspañolFrançais中文日本語РусскийPortuguêsItalianoAzerbaijaniBahasa IndonesiaBulgarianCatalanCzechEsperantoHungarianSerbianSerbian (Latin)TamilUkrainianShow 3 moreفارسیไทย한국어via Wikidata sitelinks · CC0