xudong963 opened a new issue #1209: URL: https://github.com/apache/arrow-datafusion/issues/1209
**Is your feature request related to a problem or challenge? Please describe what you are trying to do.** support more subqueries and pass the TPCH associated with the subquery: https://github.com/apache/arrow-datafusion/issues?q=is%3Aopen+is%3Aissue+milestone%3ATPC-H **Describe the solution you'd like** - [ ] `WHERE EXISTS (SELECT ...)` - [ ] `SELECT (subquery) AS x` or `WHERE (subquery) = x` - [ ] `[ NOT ] IN (SELECT ...)` - [ ] `<expr> <op> ANY/SOME (<query>)` - [ ] `<expr> <op> ALL (<query>)` - [ ] Single-Row Comparison **Describe alternatives you've considered** Correlated subqueries will be implemented by nested loop initially. After the realization of basic functions, we can do some optimization, such as decorrelation and so on. **Additional context** Add any other context or screenshots about the feature request here. -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
