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| relación entre entidades (A relationship between records of one record type and records of another record type. An entity relationship is represented in both the structure of the Microsoft Dynamics CRM database and the user interface. A custom entity relationship may be created. There are three types of custom entity relationship: N:1, 1:N, and N:N) | |||
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| modelo entidad-relación | |||
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| modelo entidad-relación | |||
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entity relationship : 6 短语, 1 学科 |
| 信息技术 | 6 |