未验证 提交 d3819824 编写于 作者: L Liang Zhang 提交者: GitHub

Update doc (#8162)

* Update doc

* Update doc
上级 0d8c1edd
......@@ -21,8 +21,8 @@ ds_key=host_name:host_port:db_name:user_name:pwd
// Example
CREATE datasources (
ds0=127.0.0.1:3306:demo_ds_2:root:pwd,
ds1=127.0.0.1:3306:demo_ds_3:root:pwd)
ds0=127.0.0.1:3306:demo_ds_0:root:pwd,
ds1=127.0.0.1:3306:demo_ds_1:root:pwd)
```
- `CREATE SHARDINGRULE`,用于配置分片规则。
```sql
......@@ -47,16 +47,19 @@ t_item=mod(item_id, 2)
## RDL使用实战
### 前置工作
1. Start the service of MySQL instances
2. Create MySQL databases (Viewed as the resources for ShardingProxy)
3. Create a role or user with creating privileges for ShardingProxy
4. Start the service of Zookeeper (For persisting configuration)
### 启动ShardingProxy
1. Add `governance` and `authentication` setting item to the `server.yaml` (Please refer to the example in this file)
2. Start the ShardingProxy ([Instruction](/en/quick-start/shardingsphere-proxy-quick-start/))
### 创建分布式数据库和分片表
1. 连接到ShardingProxy
2. 创建分布式数据库
......@@ -122,6 +125,7 @@ DROP DATABASE sharding_db
```
### 注意
1. 当前, `DROP DB`只会移除`逻辑的分布式数据库`,不会删除用户真实的数据库 (**TODO**)。
2. `DROP TABLE`会将逻辑分片表和数据库中真实的表全部删除。
3. `CREATE DB`只会创建`逻辑的分布式数据库`,所以需要用户提前创建好真实的数据库(**TODO**)。
......
......@@ -19,8 +19,8 @@ ds_key=host_name:host_port:db_name:user_name:pwd
// Example
CREATE datasources (
ds0=127.0.0.1:3306:demo_ds_2:root:pwd,
ds1=127.0.0.1:3306:demo_ds_3:root:pwd)
ds0=127.0.0.1:3306:demo_ds_0:root:pwd,
ds1=127.0.0.1:3306:demo_ds_1:root:pwd)
```
- `CREATE SHARDINGRULE` to create sharding rule made by table rules
```sql
......@@ -45,16 +45,19 @@ t_item=mod(item_id, 2)
## A common scenario for RDL
### Pre-work
1. Start the service of MySQL instances
2. Create MySQL databases (Viewed as the resources for ShardingProxy)
3. Create a role or user with creating privileges for ShardingProxy
4. Start the service of Zookeeper (For persisting configuration)
### Initialize ShardingProxy
1. Add `governance` and `authentication` setting item to the `server.yaml` (Please refer to the example in this file)
2. Start the ShardingProxy ([Instruction](/en/quick-start/shardingsphere-proxy-quick-start/))
### Create Sharding DBs and Tables
1. Connect to ShardingProxy
2. Create a sharding database
......@@ -120,6 +123,7 @@ DROP DATABASE sharding_db
```
### Notices
1. Currently, `DROP DB` only removes` the logic sharding schema` instead of removing the actual databases in MySQL instance (**TODO**).
2. `DROP TABLE` will drop `the logic sharding table` and `the corresponding actual tables` in MySQL instance together.
3. `CREATE DB` just create the logic sharding schema rather than create the actual databases in MySQL instance (**TODO**).
......
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