在MongoDB中，我们知道分片集群可以跨分片迁移块，还可以路由查询。但是，这些信息存储在哪里，MongoDB如何使用它来维护整个分片集群的一致性？在本次网络研讨会中，我们将详细查看配置数据库以及相关的元数据。注册并加入我们，深入研究MongoDB配置数据库。
1 .
2 .Who is Vinodh Krish! ◆ ◆ ◆ ◆ ◆ “Guruji” - who shares knowledge ◆ Now here I am - Perconian!!!
3 .Who is Adamo! ◆ Senior Support Engineer ◆ São Paulo / Brazil ◆ @adamotonete
4 .Agenda ▪ ▪
5 .Agenda ▪ ▪ ▪ ▪
6 .Sharded Cluster
7 .Sharded Cluster
8 .Sharded Cluster - Manage things ▪ ▪ ▪ ▪ ▪
9 .Sharded Cluster - metadata ▪ ▪
10 .Sharded Cluster - Config ▪
11 .Sharded Cluster - mongos ▪ ▪ ▪ ▪
12 .Sharded Cluster - mongos ▪ ▪ ▪
13 .Sharded Cluster - mongos ▪ ▪ ▪ ▪ ▪
14 .Config database - dive in
15 .Config database - Test Cluster ▪
16 .Config database - Test Cluster ▪ mongos> db.version() 3.6.11-3.1 mongos> show dbs admin 0.000GB config 0.002GB vinodh 0.004GB mongos> use vinodh switched to db vinodh mongos> show collections testData testData2
17 .Config database - actionlog ▪
18 .Config database - changelog ▪ ▪ ▪ ▪
19 .Config database - changelog
20 .Config database - chunks ▪ ▪ ▪
21 .Config database - chunks
22 .Config database - collections
23 .Config database - databases ▪ ▪
24 .Config database - databases ▪
25 .Config database - lockpings ▪
26 .Config database - locks ▪ ▪ ▪ ▪ ▪
27 .Config database - locks
28 .Config database - migrations
29 .Config database - mongos ▪
确定删除吗？
热门城市
