Readwrite-splitting #
Root Configuration #
Class name: org.apache.shardingsphere.readwritesplitting.api.ReadwriteSplittingRuleConfiguration
Attributes:
| Name | DataType | Description |
|---|---|---|
| dataSources (+) | Collection<ReadwriteSplittingDataSourceRuleConfiguration> | Data sources of write and reads |
| loadBalancers (*) | Map<String, ShardingSphereAlgorithmConfiguration> | Load balance algorithm name and configurations of replica data sources |
Readwrite-splitting Data Source Configuration #
Class name: org.apache.shardingsphere.readwritesplitting.api.rule.ReadwriteSplittingDataSourceRuleConfiguration
Configurable Properties:
| Name | DataType | Description | Default Value |
|---|---|---|---|
| name | String | Readwrite-splitting data source name | - |
| staticStrategy | String | Static Readwrite-splitting configuration | - |
| dynamicStrategy | Properties | Dynamic Readwrite-splitting configuration | - |
| loadBalancerName (?) | String | Load balance algorithm name of replica sources | Round robin load balance algorithm |
Class name：org.apache.shardingsphere.readwritesplitting.api.strategy.StaticReadwriteSplittingStrategyConfiguration
Configurable Properties:
| Name | DataType | Description |
|---|---|---|
| writeDataSourceName | String | Write data source name |
| readDataSourceNames | List<String> | Read data sources list |
Class name：org.apache.shardingsphere.readwritesplitting.api.strategy.DynamicReadwriteSplittingStrategyConfiguration
Configurable Properties:
| Name | DataType | Description | Default Value |
|---|---|---|---|
| autoAwareDataSourceName | String | Database discovery logic data source name | - |
| writeDataSourceQueryEnabled (?) | String | All read data source are offline, write data source whether the data source is responsible for read traffic | true |
Please refer to Built-in Load Balance Algorithm List for more details about type of algorithm. Please refer to Use Norms for more details about query consistent routing.