> With further testing I noticed that the patch was not allowing ANTI joins
> in cases like this:
> explain select * from a where id not in(select x from b natural join c);
I too found this with natural joins and was about to report that. But its
good that you found that and fixed it as well.
I have reviewed this and didn't find any issues as such. So marking it
"Ready for Committer".
Jeevan B Chalke
Principal Software Engineer, Product Development
The Enterprise PostgreSQL Company