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  深入解析 PostgreSQL 系列之并发控制与事务机制

  ...Dirty Reads Non-repeatable Read Phantom Read Serialization Anomaly READ COMMITTED Not possible Possible Possible Possible REPEATABLE READ Not possible Not possible Not possible in PG; See Sect...

  JohnLui 2019-07-25 12:37 评论0 收藏0
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  深入解析 PostgreSQL 系列之并发控制与事务机制

  ...Dirty Reads Non-repeatable Read Phantom Read Serialization Anomaly READ COMMITTED Not possible Possible Possible Possible REPEATABLE READ Not possible Not possible Not possible in PG; See Sect...

  leone 2019-06-25 19:05 评论0 收藏0
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  JavaScript 内存管理及 V8 优化

  ...04:0x102001c00] New space, used: 169 KB, available: 838 KB, committed: 1024 KB [41204:0x102001c00] Old space, used: 16662 KB, available: 2417 KB, committed: 19412 KB [...

  wenhai.he 2019-08-21 17:28 评论0 收藏0
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  Elasticsearch分布式一致性原理剖析(三)-Data篇

  ...加1，为连续的数字。Prepared List：Update操作的准备序列。Committed List：Update操作的提交序列，提交序列中的操作一定不会丢失(除非全部副本挂掉)。在同一个Replica上，Committed List一定是Prepared List的前缀。Primary Invariant在PacificA算法...

  RyanQ 2019-06-25 18:35 评论0 收藏0