10 2024 档案

why do we need 'select…for share' instead of a simple 'select'
摘要：(From chatgpt) A simple SELECT query in PostgreSQL operates under the MVCC (Multi-Version Concurrency Control) model, which allows it to read data wit 阅读全文

posted @ 2024-10-09 13:53 winter-loo 阅读(41) 评论(0) 推荐(0)

CMU 15445 Project 4
摘要：Garbage Collection The following example comes from the test case TxnExecutorTest_GarbageCollection: Before the first garbage collection, When txn_wat 阅读全文

posted @ 2024-10-06 15:59 winter-loo 阅读(25) 评论(0) 推荐(0)

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