suikenungleung commented on issue #8514:
URL: https://github.com/apache/shardingsphere/issues/8514#issuecomment-740678014


   @tristaZero 
   
   According to 
[application-sharding-replica-query.properties](https://github.com/apache/shardingsphere/blob/master/examples/shardingsphere-jdbc-example/sharding-example/sharding-spring-boot-mybatis-example/src/main/resources/application-sharding-replica-query.properties)
 Delete redundant configuration,The same error after modification.
   
   ```
   
spring.shardingsphere.datasource.names=ds-p0,ds-p0-r0,ds-p0-r1,ds-p1,ds-p1-r0,ds-p1-r1
   
   
spring.shardingsphere.datasource.common.type=com.zaxxer.hikari.HikariDataSource
   
spring.shardingsphere.datasource.common.driver-class-name=com.mysql.cj.jdbc.Driver
   spring.shardingsphere.datasource.common.username=root
   spring.shardingsphere.datasource.common.password=123456
   
   
spring.shardingsphere.datasource.ds-p0.jdbc-url=jdbc:mysql://192.168.177.135:3306/sugus?serverTimezone=UTC&useSSL=false&useUnicode=true&characterEncoding=UTF-8
   
spring.shardingsphere.datasource.ds-p0-r0.jdbc-url=jdbc:mysql://192.168.177.135:3307/sugus?serverTimezone=UTC&useSSL=false&useUnicode=true&characterEncoding=UTF-8
   
spring.shardingsphere.datasource.ds-p0-r1.jdbc-url=jdbc:mysql://192.168.177.135:3308/sugus?serverTimezone=UTC&useSSL=false&useUnicode=true&characterEncoding=UTF-8
   
   
spring.shardingsphere.datasource.ds-p1.jdbc-url=jdbc:mysql://192.168.177.135:3310/sugus?serverTimezone=UTC&useSSL=false&useUnicode=true&characterEncoding=UTF-8
   
spring.shardingsphere.datasource.ds-p1-r0.jdbc-url=jdbc:mysql://192.168.177.135:3311/sugus?serverTimezone=UTC&useSSL=false&useUnicode=true&characterEncoding=UTF-8
   
spring.shardingsphere.datasource.ds-p1-r1.jdbc-url=jdbc:mysql://192.168.177.135:3312/sugus?serverTimezone=UTC&useSSL=false&useUnicode=true&characterEncoding=UTF-8
   
   
spring.shardingsphere.rules.sharding.tables.user.actual-data-nodes=ds-$->{0..1}.user_$->{0..2}
   
   spring.shardingsphere.rules.sharding.binding-tables=user
   #spring.shardingsphere.rules.sharding.broadcast-tables=address
   
   
spring.shardingsphere.rules.sharding.tables.user.key-generate-strategy.column=id
   
spring.shardingsphere.rules.sharding.tables.user.key-generate-strategy.key-generator-name=snowflake
   
   
spring.shardingsphere.rules.sharding.tables.user.table-strategy.inline.sharding-column=id
   
spring.shardingsphere.rules.sharding.tables.user.table-strategy.inline.algorithm-expression=user_$->{id
 % 3}
   
   
spring.shardingsphere.rules.sharding.default-database-strategy.inline.sharding-column=id
   
spring.shardingsphere.rules.sharding.default-database-strategy.inline.algorithm-expression=ds-$->{id
 % 2}
   
   spring.shardingsphere.rules.sharding.key-generators.snowflake.type=SNOWFLAKE
   
spring.shardingsphere.rules.sharding.key-generators.snowflake.props.worker-id=123
   
   
spring.shardingsphere.rules.replica-query.data-sources.ds-0.primary-data-source-name=ds-p0
   
spring.shardingsphere.rules.replica-query.data-sources.ds-0.replica-data-source-names=ds-p0-r0,ds-p0-r1
   
   
spring.shardingsphere.rules.replica-query.data-sources.ds-1.primary-data-source-name=ds-p1
   
spring.shardingsphere.rules.replica-query.data-sources.ds-1.replica-data-source-names=ds-p1-r0,ds-p1-r1
   ```


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