business requires multiple ser‐ vices to be completed through a series of services and middleware calls. The pressure testing of a single service can no longer reflect the real scenario. 3.9. Shadow 46 the business needs multiple services to be completed through a series of service and middleware calls, so the stress test of a single service can no longer represent the real scenario. In the test environment binlog position failed by job ˋ%sˋ, reason is: %s HY000 18093 Can not poll event because of binlog sync channel already closed. HY000 18094 Task ˋ%sˋ execute failed. HY000 18095 Job has already finished

business requires multiple ser‐ vices to be completed through a series of services and middleware calls. The pressure testing of a single service can no longer reflect the real scenario. In the test environment SPI to configure logic database name, writeDataSourceName and read- DataSourceNames when bypassing calls to GroovyShell. One possible configuration is to use the Row Value Expressions SPI implementation binlog position failed by job ˋ%sˋ, reason is: %s H Y000 18093 Can not poll event because of binlog sync channel already closed. H Y000 18095 Can not find consistency check job of ˋ%sˋ. H Y000 18096 Uncompleted

ShardingSphere document, v5.0.0-beta Jenkins Configuration Create 6 Jenkins tasks, and each task calls the next task in turn: (runs on the ${host-jenkins} ma‐ chine). 1. sysbench_install: Pull the latest source configuration ruleConfig.target target data source configuration jobConfiguration.concurrency sync task proposed concurrency Data source configuration: Parameter Describe type data source type(available

write sync read 读写分离 水平分片 水平拆分+读写分离 App1 S1 App2 App3 M2 sync read S2 S3 M1 M3 write 引入中间件 App1 M1 App2 App3 S2 M2 M3 S1 S3 数据库中间件 write sync read

App1 App3 S App1 M App2 App3 write sync read 读写分离 水平分片 6 github.com/apache?q=servicecomb servicecomb.apache.org 数据分片 金 融 App1 S1 App2 App3 M2 sync read S2 S3 M1 M3 write App1 M1 App2 App2 App3 S2 M2 M3 S1 S3 数据库中间件 write sync read 7 github.com/apache?q=servicecomb servicecomb.apache.org SQL解析 SQL改写 结果归并 SQL执行 SQL路由 数据分片 8 github.com/apache?q=servicecomb servicecomb

App2 DB1 DB2 DB3 App1 App3 S App1 M App2 App3 write sync read 读写分离 水平分片 2018年PostgreSQL中国技术大会 水平拆分+读写分离 App1 S1 App2 App3 M2 sync read S2 S3 M1 M3 write 2018年PostgreSQL中国技术大会 引入中间件 App1 App1 M1 App2 App3 S2 M2 M3 S1 S3 数据库中间件 write sync read 2018年PostgreSQL中国技术大会 拆分策略定制化 哈希 范围 标签 时间 复合 u 行表达式：t_order_$->{uid % 8} u 内置规则：hash, range, tag, time u Java类：com.jd.XXXStrategy

a distributed environment. Timeout settings are provided to avoid deadlocks caused by job out of sync. It should be used with caution. public class MyDistributeOnceJobListener extends AbstractDistr

business requires multiple ser‐ vices to be completed through a series of services and middleware calls. The pressure testing of a single service can no longer reflect the real scenario. In the test environment the business needs multiple services to be completed through a series of service and middleware calls, so the stress test of a single service can no longer represent the real scenario. In the test environment integration.engine. ${SQL-TYPE}.Additional${SQL-TYPE}IT to start the test engine with more JDBC method calls. Additional test engines need to be enabled by setting it.run.additional.cases=true. Run Docker mode

business requires multiple ser‐ vices to be completed through a series of services and middleware calls. The pressure testing of a single service can no longer reflect the real scenario. In the test environment Set parameter: max_connections = 2000 Jenkins Configuration Create 6 Jenkins tasks, and each task calls the next task in turn: (runs on the ${host-jenkins} ma‐ chine). 1. sysbench_install: Pull the latest java:431) ... From the exception stack, the AbstractAlgorithmProvidedBeanRegistry.registerBean method calls PropertyUtil.containPropertyPrefix (environment, prefix) , and Prop- ertyUtil.containPropertyPrefix

business requires multiple ser‐ vices to be completed through a series of services and middleware calls. The pressure testing of a single service can no longer reflect the real scenario. In the test environment Set parameter: max_connections = 2000 Jenkins Configuration Create 6 Jenkins tasks, and each task calls the next task in turn: (runs on the ${host-jenkins} ma‐ chine). 1. sysbench_install: Pull the latest java:431) ... From the exception stack, the AbstractAlgorithmProvidedBeanRegistry.registerBean method calls PropertyUtil.containPropertyPrefix (environment, prefix) , and Prop- ertyUtil.containPropertyPrefix