Multiple users update the same record - how do you avoid wrong data?

Multiple users update the same record - how do you avoid wrong data?

题目类型: 技术面试题

这是一道技术面试题，常见于澳洲IT公司面试中。

难度: medium

标签: interviewbit, java, topic-specific

参考答案摘要

One way is using database locks so only one user can update the record at a time. Another approach is versioning, where updates fail if the data has changed since it was last read. Atomic updates help...

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