DTStack / DTStack/flinkStreamSQL

Kudu维表在做join的时候,过滤条件不起作用

Open
#318 2 comments 0 reactions 0 assignees View on GitHub
Dominant language
Java
Stars
2k
Forks
913
PR merge metrics
No merged PRs in 30d

Description

` insert into dim_kafka_sink
SELECT
p.no,
p.code,
count(c.phone) tag_test_1
from bdl_kafka_source s
inner join bdl_kudu_side c on c.user_id = s.user_id
`

使用1.8版本,在测试的时候,发现统计的结果是s表和c做笛卡尔积的数量,怀疑join中的on条件没有起作用。通过源码断点调试,发现下面的循环不能进去:

![image](https://user-images.githubusercontent.com/6110570/81462336-61f15b80-91e4-11ea-8be7-01369fb8b3f0.png)

继续排查发现KuduAsyncSideInfo类的buildEqualInfo方法是空的实现, dealOneEqualCon也方法也没有被调用

Contributor guide

No contributing guide indexed for this repository

Assessment

This issue has not been assessed yet.

Get new issues in your inbox

A short digest of beginner-friendly GitHub issues.