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Structured-Entity-Relationship-Model : ウィキペディア英語版 | Structured-Entity-Relationship-Model The SERM (Structured Entity Relationship Model) is an amplification of the ERM which is commonly used for data modeling. It was first proposed from Prof. Dr. Elmar J. Sinz in 1988. The SERM is commonly used in the SAP-world for the data modeling. ==Aims== # structuring of large schemes # visualization of existence dependency # avoidance of inconsistencies # avoidance of unnecessary relationshiptypes
抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「Structured-Entity-Relationship-Model」の詳細全文を読む
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