index - Tag - Jonny's Blog/tags/index/index - Tag - Jonny's BlogHugo -- gohugo.ioenWed, 04 May 2022 00:12:27 +0800Deadlock Case Max Index/posts/deadlock-case-max-index/Wed, 04 May 2022 00:12:27 +0800Author/posts/deadlock-case-max-index/Description I had a problem about the deadlock which occurred when we want to add N+1 on index key Preparation select * from performance_schema.data_locks select * from performance_schema.