hit-lacus edited a comment on issue #747: KYLIN-3832 Query pushdown support postgresql URL: https://github.com/apache/kylin/pull/747#issuecomment-515409339 I am using docker to verify your patch, you may check this https://github.com/hit-lacus/hit-lacus.github.io/issues/62. 1. too much useless entry, they are index and system-level table  2. error varchar type  3. can not create flat table ```sql exampledb=# select * from exampledb.city; ERROR: relation "exampledb.city" does not exist 第1行select * from exampledb.city; ``` 
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