SPRING BOOT配置
注意事項
行表達式標識符可以使用${...}或$->{...}，但前者與Spring本身的屬性文件占位符沖突，因此在Spring環境中使用行表達式標識符建議使用$->{...}。
配置示例
數據分片
sharding.jdbc.datasource.names=ds0,ds1
sharding.jdbc.datasource.ds0.type=org.apache.commons.dbcp.BasicDataSource
sharding.jdbc.datasource.ds0.driver-class-name=com.mysql.jdbc.Driver
sharding.jdbc.datasource.ds0.url=jdbc:mysql://localhost:3306/ds0
sharding.jdbc.datasource.ds0.username=root
sharding.jdbc.datasource.ds0.password=
sharding.jdbc.datasource.ds1.type=org.apache.commons.dbcp.BasicDataSource
sharding.jdbc.datasource.ds1.driver-class-name=com.mysql.jdbc.Driver
sharding.jdbc.datasource.ds1.url=jdbc:mysql://localhost:3306/ds1
sharding.jdbc.datasource.ds1.username=root
sharding.jdbc.datasource.ds1.password=
sharding.jdbc.config.sharding.tables.t_order.actual-data-nodes=ds$->{0..1}.t_order$->{0..1}
sharding.jdbc.config.sharding.tables.t_order.table-strategy.inline.sharding-column=order_id
sharding.jdbc.config.sharding.tables.t_order.table-strategy.inline.algorithm-expression=t_order$->{order_id % 2}
sharding.jdbc.config.sharding.tables.t_order.key-generator.column=order_id
sharding.jdbc.config.sharding.tables.t_order_item.actual-data-nodes=ds$->{0..1}.t_order_item$->{0..1}
sharding.jdbc.config.sharding.tables.t_order_item.table-strategy.inline.sharding-column=order_id
sharding.jdbc.config.sharding.tables.t_order_item.table-strategy.inline.algorithm-expression=t_order_item$->{order_id % 2}
sharding.jdbc.config.sharding.tables.t_order_item.key-generator.column=order_item_id
sharding.jdbc.config.sharding.binding-tables=t_order,t_order_item
sharding.jdbc.config.sharding.broadcast-tables=t_config
sharding.jdbc.config.sharding.default-database-strategy.inline.sharding-column=user_id
sharding.jdbc.config.sharding.default-database-strategy.inline.algorithm-expression=ds$->{user_id % 2}
讀寫分離
sharding.jdbc.datasource.names=master,slave0,slave1
sharding.jdbc.datasource.master.type=org.apache.commons.dbcp.BasicDataSource
sharding.jdbc.datasource.master.driver-class-name=com.mysql.jdbc.Driver
sharding.jdbc.datasource.master.url=jdbc:mysql://localhost:3306/master
sharding.jdbc.datasource.master.username=root
sharding.jdbc.datasource.master.password=
sharding.jdbc.datasource.slave0.type=org.apache.commons.dbcp.BasicDataSource
sharding.jdbc.datasource.slave0.driver-class-name=com.mysql.jdbc.Driver
sharding.jdbc.datasource.slave0.url=jdbc:mysql://localhost:3306/slave0
sharding.jdbc.datasource.slave0.username=root
sharding.jdbc.datasource.slave0.password=
sharding.jdbc.datasource.slave1.type=org.apache.commons.dbcp.BasicDataSource
sharding.jdbc.datasource.slave1.driver-class-name=com.mysql.jdbc.Driver
sharding.jdbc.datasource.slave1.url=jdbc:mysql://localhost:3306/slave1
sharding.jdbc.datasource.slave1.username=root
sharding.jdbc.datasource.slave1.password=
sharding.jdbc.config.masterslave.load-balance-algorithm-type=round_robin
sharding.jdbc.config.masterslave.name=ms
sharding.jdbc.config.masterslave.master-data-source-name=master
sharding.jdbc.config.masterslave.slave-data-source-names=slave0,slave1
sharding.jdbc.config.props.sql.show=true
數據分片 + 讀寫分離
sharding.jdbc.datasource.names=master0,master1,master0slave0,master0slave1,master1slave0,master1slave1
sharding.jdbc.datasource.master0.type=org.apache.commons.dbcp.BasicDataSource
sharding.jdbc.datasource.master0.driver-class-name=com.mysql.jdbc.Driver
sharding.jdbc.datasource.master0.url=jdbc:mysql://localhost:3306/master0
sharding.jdbc.datasource.master0.username=root
sharding.jdbc.datasource.master0.password=
sharding.jdbc.datasource.master0slave0.type=org.apache.commons.dbcp.BasicDataSource
sharding.jdbc.datasource.master0slave0.driver-class-name=com.mysql.jdbc.Driver
sharding.jdbc.datasource.master0slave0.url=jdbc:mysql://localhost:3306/master0slave0
sharding.jdbc.datasource.master0slave0.username=root
sharding.jdbc.datasource.master0slave0.password=
sharding.jdbc.datasource.master0slave1.type=org.apache.commons.dbcp.BasicDataSource
sharding.jdbc.datasource.master0slave1.driver-class-name=com.mysql.jdbc.Driver
sharding.jdbc.datasource.master0slave1.url=jdbc:mysql://localhost:3306/master0slave1
sharding.jdbc.datasource.master0slave1.username=root
sharding.jdbc.datasource.master0slave1.password=
sharding.jdbc.datasource.master1.type=org.apache.commons.dbcp.BasicDataSource
sharding.jdbc.datasource.master1.driver-class-name=com.mysql.jdbc.Driver
sharding.jdbc.datasource.master1.url=jdbc:mysql://localhost:3306/master1
sharding.jdbc.datasource.master1.username=root
sharding.jdbc.datasource.master1.password=
sharding.jdbc.datasource.master1slave0.type=org.apache.commons.dbcp.BasicDataSource
sharding.jdbc.datasource.master1slave0.driver-class-name=com.mysql.jdbc.Driver
sharding.jdbc.datasource.master1slave0.url=jdbc:mysql://localhost:3306/master1slave0
sharding.jdbc.datasource.master1slave0.username=root
sharding.jdbc.datasource.master1slave0.password=
sharding.jdbc.datasource.master1slave1.type=org.apache.commons.dbcp.BasicDataSource
sharding.jdbc.datasource.master1slave1.driver-class-name=com.mysql.jdbc.Driver
sharding.jdbc.datasource.master1slave1.url=jdbc:mysql://localhost:3306/master1slave1
sharding.jdbc.datasource.master1slave1.username=root
sharding.jdbc.datasource.master1slave1.password=
sharding.jdbc.config.sharding.tables.t_order.actual-data-nodes=ds$->{0..1}.t_order$->{0..1}
sharding.jdbc.config.sharding.tables.t_order.table-strategy.inline.sharding-column=order_id
sharding.jdbc.config.sharding.tables.t_order.table-strategy.inline.algorithm-expression=t_order$->{order_id % 2}
sharding.jdbc.config.sharding.tables.t_order.key-generator.column=order_id
sharding.jdbc.config.sharding.tables.t_order_item.actual-data-nodes=ds$->{0..1}.t_order_item$->{0..1}
sharding.jdbc.config.sharding.tables.t_order_item.table-strategy.inline.sharding-column=order_id
sharding.jdbc.config.sharding.tables.t_order_item.table-strategy.inline.algorithm-expression=t_order_item$->{order_id % 2}
sharding.jdbc.config.sharding.tables.t_order_item.key-generator.column=order_item_id
sharding.jdbc.config.sharding.binding-tables=t_order,t_order_item
sharding.jdbc.config.sharding.broadcast-tables=t_config
sharding.jdbc.config.sharding.default-database-strategy.inline.sharding-column=user_id
sharding.jdbc.config.sharding.default-database-strategy.inline.algorithm-expression=master$->{user_id % 2}
sharding.jdbc.config.sharding.master-slave-rules.ds0.master-data-source-name=master0
sharding.jdbc.config.sharding.master-slave-rules.ds0.slave-data-source-names=master0slave0, master0slave1
sharding.jdbc.config.sharding.master-slave-rules.ds1.master-data-source-name=master1
sharding.jdbc.config.sharding.master-slave-rules.ds1.slave-data-source-names=master1slave0, master1slave1
數據治理
sharding.jdbc.datasource.names=ds,ds0,ds1
sharding.jdbc.datasource.ds.type=org.apache.commons.dbcp.BasicDataSource
sharding.jdbc.datasource.ds.driver-class-name=org.h2.Driver
sharding.jdbc.datasource.ds.url=jdbc:mysql://localhost:3306/ds
sharding.jdbc.datasource.ds.username=root
sharding.jdbc.datasource.ds.password=
sharding.jdbc.datasource.ds0.type=org.apache.commons.dbcp.BasicDataSource
sharding.jdbc.datasource.ds0.driver-class-name=com.mysql.jdbc.Driver
sharding.jdbc.datasource.ds0.url=jdbc:mysql://localhost:3306/ds0
sharding.jdbc.datasource.ds0.username=root
sharding.jdbc.datasource.ds0.password=
sharding.jdbc.datasource.ds1.type=org.apache.commons.dbcp.BasicDataSource
sharding.jdbc.datasource.ds1.driver-class-name=com.mysql.jdbc.Driver
sharding.jdbc.datasource.ds1.url=jdbc:mysql://localhost:3306/ds1
sharding.jdbc.datasource.ds1.username=root
sharding.jdbc.datasource.ds1.password=
sharding.jdbc.config.sharding.default-data-source-name=ds
sharding.jdbc.config.sharding.default-database-strategy.inline.sharding-column=user_id
sharding.jdbc.config.sharding.default-database-strategy.inline.algorithm-expression=ds$->{user_id % 2}
sharding.jdbc.config.sharding.tables.t_order.actual-data-nodes=ds$->{0..1}.t_order$->{0..1}
sharding.jdbc.config.sharding.tables.t_order.table-strategy.inline.sharding-column=order_id
sharding.jdbc.config.sharding.tables.t_order.table-strategy.inline.algorithm-expression=t_order$->{order_id % 2}
sharding.jdbc.config.sharding.tables.t_order.key-generator.column=order_id
sharding.jdbc.config.sharding.tables.t_order_item.actual-data-nodes=ds$->{0..1}.t_order_item$->{0..1}
sharding.jdbc.config.sharding.tables.t_order_item.table-strategy.inline.sharding-column=order_id
sharding.jdbc.config.sharding.tables.t_order_item.table-strategy.inline.algorithm-expression=t_order_item$->{order_id % 2}
sharding.jdbc.config.sharding.tables.t_order_item.key-generator.column=order_item_id
sharding.jdbc.config.sharding.binding-tables=t_order,t_order_item
sharding.jdbc.config.sharding.broadcast-tables=t_config
sharding.jdbc.config.sharding.default-database-strategy.inline.sharding-column=user_id
sharding.jdbc.config.sharding.default-database-strategy.inline.algorithm-expression=master$->{user_id % 2}
sharding.jdbc.config.orchestration.name=spring_boot_ds_sharding
sharding.jdbc.config.orchestration.overwrite=true
sharding.jdbc.config.orchestration.registry.namespace=orchestration-spring-boot-sharding-test
sharding.jdbc.config.orchestration.registry.server-lists=localhost:2181
配置項說明
數據分片
sharding.jdbc.datasource.names= #數據源名稱，多數據源以逗號分隔
sharding.jdbc.datasource.<data-source-name>.type= #數據庫連接池類名稱
sharding.jdbc.datasource.<data-source-name>.driver-class-name= #數據庫驅動類名
sharding.jdbc.datasource.<data-source-name>.url= #數據庫url連接
sharding.jdbc.datasource.<data-source-name>.username= #數據庫用戶名
sharding.jdbc.datasource.<data-source-name>.password= #數據庫密碼
sharding.jdbc.datasource.<data-source-name>.xxx= #數據庫連接池的其它屬性
sharding.jdbc.config.sharding.tables.<logic-table-name>.actual-data-nodes= #由數據源名 + 表名組成，以小數點分隔。多個表以逗號分隔，支持inline表達式。缺省表示使用已知數據源與邏輯表名稱生成數據節點。用於廣播表（即每個庫中都需要一個同樣的表用於關聯查詢，多為字典表）或只分庫不分表且所有庫的表結構完全一致的情況
#分庫策略，缺省表示使用默認分庫策略，以下的分片策略只能選其一
#用於單分片鍵的標准分片場景
sharding.jdbc.config.sharding.tables.<logic-table-name>.database-strategy.standard.sharding-column= #分片列名稱
sharding.jdbc.config.sharding.tables.<logic-table-name>.database-strategy.standard.precise-algorithm-class-name= #精確分片算法類名稱，用於=和IN。該類需實現PreciseShardingAlgorithm接口並提供無參數的構造器
sharding.jdbc.config.sharding.tables.<logic-table-name>.database-strategy.standard.range-algorithm-class-name= #范圍分片算法類名稱，用於BETWEEN，可選。該類需實現RangeShardingAlgorithm接口並提供無參數的構造器
#用於多分片鍵的復合分片場景
sharding.jdbc.config.sharding.tables.<logic-table-name>.database-strategy.complex.sharding-columns= #分片列名稱，多個列以逗號分隔
sharding.jdbc.config.sharding.tables.<logic-table-name>.database-strategy.complex.algorithm-class-name= #復合分片算法類名稱。該類需實現ComplexKeysShardingAlgorithm接口並提供無參數的構造器
#行表達式分片策略
sharding.jdbc.config.sharding.tables.<logic-table-name>.database-strategy.inline.sharding-column= #分片列名稱
sharding.jdbc.config.sharding.tables.<logic-table-name>.database-strategy.inline.algorithm-expression= #分片算法行表達式，需符合groovy語法
#Hint分片策略
sharding.jdbc.config.sharding.tables.<logic-table-name>.database-strategy.hint.algorithm-class-name= #Hint分片算法類名稱。該類需實現HintShardingAlgorithm接口並提供無參數的構造器
#分表策略，同分庫策略
sharding.jdbc.config.sharding.tables.<logic-table-name>.table-strategy.xxx= #省略
sharding.jdbc.config.sharding.tables.<logic-table-name>.key-generator.column= #自增列名稱，缺省表示不使用自增主鍵生成器
sharding.jdbc.config.sharding.tables.<logic-table-name>.key-generator.type= #自增列值生成器類型，缺省表示使用默認自增列值生成器。可使用用戶自定義的列值生成器或選擇內置類型：SNOWFLAKE/UUID
sharding.jdbc.config.sharding.tables.<logic-table-name>.key-generator.props.<property-name>= #自增列值生成器屬性配置, 比如SNOWFLAKE算法的worker.id與max.tolerate.time.difference.milliseconds
sharding.jdbc.config.sharding.tables.<logic-table-name>.logic-index= #邏輯索引名稱，對於分表的Oracle/PostgreSQL數據庫中DROP INDEX XXX語句，需要通過配置邏輯索引名稱定位所執行SQL的真實分表
sharding.jdbc.config.sharding.binding-tables[0]= #綁定表規則列表
sharding.jdbc.config.sharding.binding-tables[1]= #綁定表規則列表
sharding.jdbc.config.sharding.binding-tables[x]= #綁定表規則列表
sharding.jdbc.config.sharding.broadcast-tables[0]= #廣播表規則列表
sharding.jdbc.config.sharding.broadcast-tables[1]= #廣播表規則列表
sharding.jdbc.config.sharding.broadcast-tables[x]= #廣播表規則列表
sharding.jdbc.config.sharding.default-data-source-name= #未配置分片規則的表將通過默認數據源定位
sharding.jdbc.config.sharding.default-database-strategy.xxx= #默認數據庫分片策略，同分庫策略
sharding.jdbc.config.sharding.default-table-strategy.xxx= #默認表分片策略，同分表策略
sharding.jdbc.config.sharding.default-key-generator.type= #默認自增列值生成器類型，缺省將使用org.apache.shardingsphere.core.keygen.generator.impl.SnowflakeKeyGenerator。可使用用戶自定義的列值生成器或選擇內置類型：SNOWFLAKE/UUID
sharding.jdbc.config.sharding.default-key-generator.props.<property-name>= #自增列值生成器屬性配置, 比如SNOWFLAKE算法的worker.id與max.tolerate.time.difference.milliseconds
sharding.jdbc.config.sharding.master-slave-rules.<master-slave-data-source-name>.master-data-source-name= #詳見讀寫分離部分
sharding.jdbc.config.sharding.master-slave-rules.<master-slave-data-source-name>.slave-data-source-names[0]= #詳見讀寫分離部分
sharding.jdbc.config.sharding.master-slave-rules.<master-slave-data-source-name>.slave-data-source-names[1]= #詳見讀寫分離部分
sharding.jdbc.config.sharding.master-slave-rules.<master-slave-data-source-name>.slave-data-source-names[x]= #詳見讀寫分離部分
sharding.jdbc.config.sharding.master-slave-rules.<master-slave-data-source-name>.load-balance-algorithm-class-name= #詳見讀寫分離部分
sharding.jdbc.config.sharding.master-slave-rules.<master-slave-data-source-name>.load-balance-algorithm-type= #詳見讀寫分離部分
sharding.jdbc.config.config.map.key1= #詳見讀寫分離部分
sharding.jdbc.config.config.map.key2= #詳見讀寫分離部分
sharding.jdbc.config.config.map.keyx= #詳見讀寫分離部分
sharding.jdbc.config.props.sql.show= #是否開啟SQL顯示，默認值: false
sharding.jdbc.config.props.executor.size= #工作線程數量，默認值: CPU核數
sharding.jdbc.config.config.map.key1= #用戶自定義配置
sharding.jdbc.config.config.map.key2= #用戶自定義配置
sharding.jdbc.config.config.map.keyx= #用戶自定義配置
讀寫分離
#省略數據源配置，與數據分片一致
sharding.jdbc.config.sharding.master-slave-rules.<master-slave-data-source-name>.master-data-source-name= #主庫數據源名稱
sharding.jdbc.config.sharding.master-slave-rules.<master-slave-data-source-name>.slave-data-source-names[0]= #從庫數據源名稱列表
sharding.jdbc.config.sharding.master-slave-rules.<master-slave-data-source-name>.slave-data-source-names[1]= #從庫數據源名稱列表
sharding.jdbc.config.sharding.master-slave-rules.<master-slave-data-source-name>.slave-data-source-names[x]= #從庫數據源名稱列表
sharding.jdbc.config.sharding.master-slave-rules.<master-slave-data-source-name>.load-balance-algorithm-class-name= #從庫負載均衡算法類名稱。該類需實現MasterSlaveLoadBalanceAlgorithm接口且提供無參數構造器
sharding.jdbc.config.sharding.master-slave-rules.<master-slave-data-source-name>.load-balance-algorithm-type= #從庫負載均衡算法類型，可選值：ROUND_ROBIN，RANDOM。若`load-balance-algorithm-class-name`存在則忽略該配置
sharding.jdbc.config.config.map.key1= #用戶自定義配置
sharding.jdbc.config.config.map.key2= #用戶自定義配置
sharding.jdbc.config.config.map.keyx= #用戶自定義配置
sharding.jdbc.config.props.sql.show= #是否開啟SQL顯示，默認值: false
sharding.jdbc.config.props.executor.size= #工作線程數量，默認值: CPU核數
sharding.jdbc.config.props.check.table.metadata.enabled= #是否在啟動時檢查分表元數據一致性，默認值: false
數據治理
#省略數據源、數據分片和讀寫分離配置
sharding.jdbc.config.sharding.orchestration.name= #數據治理實例名稱
sharding.jdbc.config.sharding.orchestration.overwrite= #本地配置是否覆蓋注冊中心配置。如果可覆蓋，每次啟動都以本地配置為准
sharding.jdbc.config.sharding.orchestration.registry.server-lists= #連接注冊中心服務器的列表。包括IP地址和端口號。多個地址用逗號分隔。如: host1:2181,host2:2181
sharding.jdbc.config.sharding.orchestration.registry.namespace= #注冊中心的命名空間
sharding.jdbc.config.sharding.orchestration.registry.digest= #連接注冊中心的權限令牌。缺省為不需要權限驗證
sharding.jdbc.config.sharding.orchestration.registry.operation-timeout-milliseconds= #操作超時的毫秒數，默認500毫秒
sharding.jdbc.config.sharding.orchestration.registry.max-retries= #連接失敗后的最大重試次數，默認3次
sharding.jdbc.config.sharding.orchestration.registry.retry-interval-milliseconds= #重試間隔毫秒數，默認500毫秒
sharding.jdbc.config.sharding.orchestration.registry.time-to-live-seconds= #臨時節點存活秒數，默認60秒