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question_answer #4020
openanswer_ana
Status:
New
Priority:
Normal
Assignee:
-
Start date:
01/26/2024
Due date:
% Done:
0%
Estimated time:
answer:
- '选项B: 如果Redis没有数据,则从数据库中读取数据'
answer_analysis:
先查询Redis,如果Redis有数据则直接返回Redis数据;如果Redis没有数据,则从数据库中读取数据。从数据库中读取数据后,更新Redis缓存
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