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第七章：有內建 SSI 機制的 DB - Jay Chen #86

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Jay0328 opened this issue Jul 27, 2022 · 0 comments
Open

第七章：有內建 SSI 機制的 DB - Jay Chen #86

Jay0328 opened this issue Jul 27, 2022 · 0 comments
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Jay0328 commented Jul 27, 2022

在 SSI 出現之前 DB 的 transaction 都屬於 pessimistic lock，而一些比較新的 DB 如 PostgreSQL9.1 以後的 MVCC snapshot 都使用了 SSI 的機制，那是不是代表我們可以直接依賴於 DB 內建的 optimistic lock 而不用自己在 application layer 加上 version column 之類的來實作? 其實選對 DB 就好了?
@Jay0328 Jay0328 changed the title 第七章：有內建 SSI 機制的 DB - Jimmy 第七章：有內建 SSI 機制的 DB - Jay Chen Jul 27, 2022
@kylemocode kylemocode added the question Further information is requested label Jul 27, 2022
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