Let us discuss the important attribute url points to the fully qualified path of the xml file. We can use mapper interfaces instead of xml file, the attribute class points to the class-path of the mapper interface. The attribute name name of the mapper interface. In the example provided in this chapter, we have specified the class path of the mapper XML using the resource attribute. In addition to these, there are other elements that

Configuration Manual for more details. %SHARDINGSPHERE_PROXY_HOME% is the shardingsphere proxy extract path. for ex‐ ample: /Users/ss/shardingsphere‐proxy‐bin/ 2.2.2 2. Import Dependencies If the backend Configuration Man‐ ual for more details. %SHARDINGSPHERE_PROXY_HOME% is the shardingsphere scaling extract path. for ex‐ ample: /Users/ss/shardingsphere‐scaling‐bin/ 2.3.2 2. Import Dependencies If the backend sharding strategy that matches users’configurations according to the parsing context and the route path can be generated. It supports sharding route and broadcast route currently. SQL Rewrite It rewrites

%SHARDINGSPHERE_PROXY_HOME%/conf/config-xxx.yaml. %SHARDINGSPHERE_PROXY_HOME% is the proxy extract path. for example: /opt/ shardingsphere-proxy-bin/ Please refer to Configuration Manual for more details Other schemas need to declare before the table name, and do not support ‘SEARCH_PATH’to modify the schema search path. Normal Queries • main statement SELECT SELECT select_expr [, select_expr ...] file loading rule: – absolutepath: prefix means to load the configuration file from the absolute path – classpath: prefix indicates that the configuration file is loaded from the classpath 9.1. ShardingSphere-JDBC

%SHARDINGSPHERE_PROXY_HOME%/conf/server.yaml. %SHARDINGSPHERE_PROXY_HOME% is the shardingsphere proxy extract path. for ex‐ ample: /opt/shardingsphere‐proxy‐bin/ Please refer to Configuration Manual for more details %SHARDINGSPHERE_PROXY_HOME%/conf/server.yaml. %SHARDINGSPHERE_PROXY_HOME% is the shardingsphere proxy extract path. for ex‐ ample: /opt/shardingsphere‐proxy‐bin/ 2.2. ShardingSphere-Proxy 8 Apache ShardingSphere ShardingSphere document, v5.1.1 Used in ShardingSphere-Proxy • Startup script Configure the absolute path of shardingsphere‐agent.jar to the start.sh startup script of shardingsphere proxy. nohup java ${JAVA_OPTS}

%SHARDINGSPHERE_PROXY_HOME%/conf/server.yaml. %SHARDINGSPHERE_PROXY_HOME% is the shardingsphere proxy extract path. for ex‐ ample: /opt/shardingsphere‐proxy‐bin/ Please refer to Configuration Manual for more details ShardingSphere document, v5.1.2 Used in ShardingSphere-Proxy • Startup script Configure the absolute path of shardingsphere‐agent.jar to the start.sh startup script of shardingsphere proxy. nohup java ${JAVA_OPTS} ${JAVA_OPTS} ${JAVA_MEM_OPTS} \ -javaagent:/xxxxx/agent/shardingsphere-agent.jar \ -classpath ${CLASS_PATH} ${MAIN_CLASS} >> ${STDOUT_FILE} 2>&1 & • Launch plugin bin/start.sh After normal startup, you

tar.gz 启动时添加参数 3.4. 分布式治理 71 Apache ShardingSphere document, v5.0.0-beta -javaagent: \absolute path\shardingsphere-agent.jar Agent 配置 在本地打包目录和解压缩目录下找到: agent.yaml “‘yaml applicationName: shardingsphere‐agent generate_graph(path, case_name): dataset = { 'build_num': [], 'master_version': [], 'master_xa': [], '4.1.1_version': [], '3.0.0_version': [], 'mysql_server': [] } with open(path + '/.build_number build_number.txt') as builds: for line in builds: dataset['build_num'].append(int(line)) generate_data(path, case_name, dataset) print(dataset) fig, ax = plt.subplots() ax.grid(True) plt.title(case_name)

%SHARDINGSPHERE_PROXY_HOME%/conf/database-xxx.yaml. %SHARDINGSPHERE_PROXY_HOME% is the proxy extract path. for example: /opt/ shardingsphere-proxy-bin/ Please refer to Configuration Manual for more details Other schemas need to declare before the table name, and do not support ‘SEARCH_PATH’to modify the schema search path. Normal Queries • main statement SELECT SELECT select_expr [, select_expr ...] jdbc:shardingsphere:classpath:config.yaml?placeholder-type=system_props Load configuration file from absolute path The configuration file is xxx.yaml. When placeholder-type is none or is not specified, the con‐

%SHARDINGSPHERE_PROXY_HOME%/conf/config-xxx.yaml. %SHARDINGSPHERE_PROXY_HOME% is the proxy extract path. for example: /opt/ shardingsphere-proxy-bin/ Please refer to Configuration Manual for more details Configuration file loading rule: – No prefix means that the configuration file is loaded from the absolute path – classpath: prefix indicates that the configuration file is loaded from the classpath Procedure jdbc:shardingsphere:classpath:config.yaml Load JDBC URL of config.yaml profile in absolute path jdbc:shardingsphere:/path/to/config.yaml 4.1.2 Java API Overview Java API is the basic configuration methods

Configuration Manual for more details. %SHARDINGSPHERE_PROXY_HOME% is the shardingsphere proxy extract path. for ex‐ ample: /Users/ss/shardingsphere‐proxy‐bin/ 2.2.2 2. Import Dependencies If the backend to Build Manual for more details. %SHARDINGSPHERE_PROXY_HOME% is the shardingsphere proxy extract path. for ex‐ ample: /Users/ss/shardingsphere‐proxy‐bin/ 2.3.2 2. Import Dependencies If the backend ent.tar.gz > tar -zxvcf shardingsphere-agent.tar.gz Add startup arguments -javaagent:\absolute path\shardingsphere-agent.jar Agent Configuration It is found under the local package directory and unzip

be executed can be configured through the property script.command.line, without coding. The script path can contain parame‐ ters, after the parameters are passed, the job framework will automatically append build()).schedule(); } } @Controller @Slf4j public class HttpJobController { @RequestMapping(path = "/execute", method = RequestMethod.POST) public void execute(String source, @RequestHeader String Configuration: Name Data Type Description Default Value script.command.line String Script content or path • HTTP Job Type：HTTP Configuration: 6.2. Configuration 71 Apache ShardingSphere ElasticJob document