Hi JING,

Thanks for your inputs! It helps a lot.

Best,
Paul Lam

> 2021年8月12日 13:13,JING ZHANG <beyond1...@gmail.com> 写道:
> 
> Hi Paul,
> There are Table hints and Query hints. 
> Query hints are on the way, there is a JIRA to track this issue [3]. AFAIK, 
> the issue is almost close to submit a pull request now.
> 
> Table hints[1][2] are already supported since Flink 1.11. You could find more 
> detail information in [1][2].
> For table hints, you could define any valid connector properties in OPTIONS 
> hint, framework would merge those properties defined in OPTIONS hint with 
> properties defined in DDL, then try to find a table factory.
> 
> [1] 
> https://cwiki.apache.org/confluence/display/FLINK/FLIP-113%3A+Supports+Dynamic+Table+Options+for+Flink+SQL
>  
> <https://cwiki.apache.org/confluence/display/FLINK/FLIP-113%3A+Supports+Dynamic+Table+Options+for+Flink+SQL>
> [2] 
> https://ci.apache.org/projects/flink/flink-docs-release-1.13/docs/dev/table/sql/queries/hints/
>  
> <https://ci.apache.org/projects/flink/flink-docs-release-1.13/docs/dev/table/sql/queries/hints/>
> [3] https://issues.apache.org/jira/browse/FLINK-20670 
> <https://issues.apache.org/jira/browse/FLINK-20670>
> 
> Best,
> JING ZHANG
> 
> Paul Lam <paullin3...@gmail.com <mailto:paullin3...@gmail.com>> 于2021年8月12日周四 
> 下午12:10写道:
> Hi community,
> 
> I’m trying out SQL hints on DML, but there’s not very much about the 
> supported SQL hints on the docs. 
> 
> Are the SQL hints limited to source/sink tables only at the moment? And where 
> can I find the full list of 
> supported SQL hints?
> 
> Thanks in advance!
> 
> Best,
> Paul Lam
> 

Reply via email to