DataWorks如何多表关联同步？
DataWorks如何多表关联同步？
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{"type":"job","version":"2.0","steps":[{"stepType":"mysql","parameter":{"envType":0,"datasource":"wpw_dataservice_public_network","column":["st_id","st_name","age","hight","sch_id"],"connection":[{"datasource":"wpw_dataservice_public_network","table":["student"]}],"querySql":"select * from school a left join student b on a.sch_id=b.sch_id;","where":"","splitPk":"st_id","encoding":"UTF-8"},"name":"Reader","category":"reader"},{"stepType":"odps","parameter":{"partition":"","truncate":true,"datasource":"odps_first","envType":0,"column":["st_id","st_name","age","hight","sch_id"],"emptyAsNull":false,"table":"student"},"name":"Writer","category":"writer"}],"setting":{"executeMode":null,"errorLimit":{"record":""},"speed":{"concurrent":2,"throttle":false}},"order":{"hops":[{"from":"Reader","to":"Writer"}]}}，此回答整理自钉群“DataWorks交流群(答疑@机器人)”
2023-05-13 09:45:05赞同 展开评论
DataWorks基于MaxCompute/Hologres/EMR/CDP等大数据引擎，为数据仓库/数据湖/湖仓一体等解决方案提供统一的全链路大数据开发治理平台。