2241101100 removed a comment on issue #10909:
URL:
https://github.com/apache/shardingsphere/issues/10909#issuecomment-876869203
I have the same problem
jdk1.8 springboot: 2.2.12.RELEASE sharding-sphere: 5.0.0-beta
mybatis-plus: 3.4.1
log:
`### Cause:
org.apache.shardingsphere.infra.config.exception.ShardingSphereConfigurationException:
Cannot find strategy for generate keys.
at
org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
at
org.apache.ibatis.session.defaults.DefaultSqlSession.update(DefaultSqlSession.java:199)
at
org.apache.ibatis.session.defaults.DefaultSqlSession.insert(DefaultSqlSession.java:184)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at
org.mybatis.spring.SqlSessionTemplate$SqlSessionInterceptor.invoke(SqlSessionTemplate.java:426)
... 147 common frames omitted
Caused by:
org.apache.shardingsphere.infra.config.exception.ShardingSphereConfigurationException:
Cannot find strategy for generate keys.
at
org.apache.shardingsphere.sharding.rule.ShardingRule.generateKey(ShardingRule.java:433)
at
org.apache.shardingsphere.sharding.route.engine.condition.engine.impl.InsertClauseShardingConditionEngine.lambda$generateKeys$0(InsertClauseShardingConditionEngine.java:133)
at java.util.stream.IntPipeline$4$1.accept(IntPipeline.java:250)
at
java.util.stream.Streams$RangeIntSpliterator.forEachRemaining(Streams.java:110)
at java.util.Spliterator$OfInt.forEachRemaining(Spliterator.java:693)
at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481)
at
java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471)
at
java.util.stream.ReduceOps$ReduceOp.evaluateSequential(ReduceOps.java:708)
at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234)
at
java.util.stream.ReferencePipeline.collect(ReferencePipeline.java:499)
at
org.apache.shardingsphere.sharding.route.engine.condition.engine.impl.InsertClauseShardingConditionEngine.generateKeys(InsertClauseShardingConditionEngine.java:133)
at
org.apache.shardingsphere.sharding.route.engine.condition.engine.impl.InsertClauseShardingConditionEngine.appendGeneratedKeyConditions(InsertClauseShardingConditionEngine.java:125)
at
org.apache.shardingsphere.sharding.route.engine.condition.engine.impl.InsertClauseShardingConditionEngine.createShardingConditions(InsertClauseShardingConditionEngine.java:63)
at
org.apache.shardingsphere.sharding.route.engine.condition.engine.impl.InsertClauseShardingConditionEngine.createShardingConditions(InsertClauseShardingConditionEngine.java:52)
at
org.apache.shardingsphere.sharding.route.engine.ShardingSQLRouter.createShardingConditions(ShardingSQLRouter.java:71)
at
org.apache.shardingsphere.sharding.route.engine.ShardingSQLRouter.createRouteContext(ShardingSQLRouter.java:56)
at
org.apache.shardingsphere.sharding.route.engine.ShardingSQLRouter.createRouteContext(ShardingSQLRouter.java:47)
at
org.apache.shardingsphere.infra.route.engine.impl.PartialSQLRouteExecutor.route(PartialSQLRouteExecutor.java:62)
at
org.apache.shardingsphere.infra.route.engine.SQLRouteEngine.route(SQLRouteEngine.java:52)
at
org.apache.shardingsphere.infra.context.kernel.KernelProcessor.route(KernelProcessor.java:54)
at
org.apache.shardingsphere.infra.context.kernel.KernelProcessor.generateExecutionContext(KernelProcessor.java:46)
at
org.apache.shardingsphere.driver.jdbc.core.statement.ShardingSpherePreparedStatement.createExecutionContext(ShardingSpherePreparedStatement.java:363)
at
org.apache.shardingsphere.driver.jdbc.core.statement.ShardingSpherePreparedStatement.execute(ShardingSpherePreparedStatement.java:271)
at
org.apache.ibatis.executor.statement.PreparedStatementHandler.update(PreparedStatementHandler.java:47)
at
org.apache.ibatis.executor.statement.RoutingStatementHandler.update(RoutingStatementHandler.java:74)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at org.apache.ibatis.plugin.Plugin.invoke(Plugin.java:63)
at com.sun.proxy.$Proxy230.update(Unknown Source)
at
com.baomidou.mybatisplus.core.executor.MybatisSimpleExecutor.doUpdate(MybatisSimpleExecutor.java:56)
at org.apache.ibatis.executor.BaseExecutor.update(BaseExecutor.java:117)
at
com.baomidou.mybatisplus.core.executor.MybatisCachingExecutor.update(MybatisCachingExecutor.java:85)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at org.apache.ibatis.plugin.Invocation.proceed(Invocation.java:49)
at
com.baomidou.mybatisplus.extension.plugins.MybatisPlusInterceptor.intercept(MybatisPlusInterceptor.java:83)
at org.apache.ibatis.plugin.Plugin.invoke(Plugin.java:61)
at com.sun.proxy.$Proxy229.update(Unknown Source)
at
org.apache.ibatis.session.defaults.DefaultSqlSession.update(DefaultSqlSession.java:197)
... 153 common frames omitted
`
configurations:
`spring:
shardingsphere:
datasource:
names: ds0,ds1
ds0:
jdbc-url:
jdbc:mysql://127.0.0.1:3306/sb_1?useUnicode=true&characterEncoding=utf-8&useSSL=false&serverTimeZone=Asia/Shanghai
type: com.zaxxer.hikari.HikariDataSource
driver-class-name: com.mysql.jdbc.Driver
username: root
password: root
ds1:
jdbc-url:
jdbc:mysql://127.0.0.1:3306/sb_2?useUnicode=true&characterEncoding=utf-8&useSSL=false&serverTimeZone=Asia/Shanghai
type: com.zaxxer.hikari.HikariDataSource
driver-class-name: com.mysql.jdbc.Driver
username: root
password: root
rules:
sharding:
sharding-algorithms:
table-inline:
type: INLINE
props:
algorithm-expression: wx_user_$->{ id % 10 }
allow-range-query-with-inline-sharding: true
table-interval:
type: INTERVAL
props:
datetime-pattern: 'yyyy-MM-dd HH:mm:ss'
datetime-lower: '1970-01-01 00:00:00'
datetime-upper: '2050-12-31 23:59:59'
sharding-suffix-pattern: 'yyyy_MM'
datetime-interval-amount: 1
datetime-interval-unit: MONTHS
key-generators:
snowflake:
type: SNOWFLAKE
props:
worker-id: 1
tables:
-wx_user:
actual-data-nodes: prds.wx_user_$->{0..9}
table-strategy:
standard:
sharding-column: id
sharding-algorithm-name: table-inline
-t_split_time:
actual-data-nodes:
prds.t_split_time_$->{1970..2050}_$->{['01','02','03','04','05','06','07','08','09','10','11','12']}
table-strategy:
standard:
sharding-column: create_time
sharding-algorithm-name: table-interval
replica-query:
load-balancers:
-round-robin:
type: ROUND_ROBIN
props:
default: ds0
data-sources:
-prds:
primary-data-source-name: ds0
replica-data-source-names: ds0
load-balancer-name: round_robin
enabled: true
props:
sql-show: true
`
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