想实现pyflink双流join，没有找到相关示例，有没有大神指导下用pyflink是否能实现？

https://ci.apache.org/projects/flink/flink-docs-release-1.13/docs/dev/table/tableapi/#joins <https://ci.apache.org/projects/flink/flink-docs-release-1.13/docs/dev/table/tableapi/#joins>

另外，也可以直接在PyFlink中调用SQL语句：
https://ci.apache.org/projects/flink/flink-docs-release-1.13/docs/dev/python/table/intro_to_table_api/#write-sql-queries <https://ci.apache.org/projects/flink/flink-docs-release-1.13/docs/dev/python/table/intro_to_table_api/#write-sql-queries>*来自志愿者整理的FLINK邮件归档