关键码 meaning in English
[自动化] key
◇关键码表 key code table
Examples
- Entity descriptions define the volumetric , data items and keys of each entity
数据实体描述以界定每个数据实体的容积、数据项目及关键码 - Relational tables also require primary and foreign keys , which are not supplied by the class model
关系表格也需要基本和外在的关键码，而类别模型则没有提供这些关键码。 - Detailed description of the data items of each data entity is provided , and the primaryalternateforeign keys are also identified and documented
本文件亦会详尽描述每个数据实体的数据项目，并认定及记录其主关键码备用键码外键码。 - For sa & d projects , all foreign keys are identified and marked in the entity description part iii ( entity key description ) . for sa & d projects , all entities are in third normal form ( 3nf )
对于系统分析及设计的计划，所有外键码须经认定，并且在数据实体描述的第iii部分（数据实体关键码描述）界定。