Re:Re: Flink sql case when problem

2021-06-22 Thread 纳兰清风
Hi JING ZHANG, Thank for your reply. I got the points why the exception cause which is I use the b as varchar to compare when '' and '1' instead of intType. I just thought flink engine will help me to do the type implicit conversion. So for now, I'd better fix it in a right way such as select *

Re:Re: Flink sql case when problem

2021-06-17 Thread 纳兰清风
Hi Leonard Xu, The version is 1.13. Is it a bug? I noticed that the type of column `b` is integer, but I use it as varchar. What the expected action should it be ? At 2021-06-17 20:11:24, "Leonard Xu" wrote: Hi, houying It looks like a bug when code generate the operator code,