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数据库设计

铜牌考试

A friendly check of the first steps of data design: entities and relationships, keys, normalization, data types and the rules a table can enforce. Read the SQL, think, then answer.

  • 12 道题
  • 12 分钟
  • 及格线 70%
  • 至少 3 道实操题
考查范围 Entities and relationshipsKeys and linksNormalizationData typesTable rules

计时只是陪着你，时间到了也不会中断。