Hello, I think the closest thing to what you are asking is RelOptUtil#registerDefaultRules [1].
Best, Stamatis [1] https://github.com/apache/calcite/blob/94502f51e6a12cd53cec88b39d21b4fec6070428/core/src/main/java/org/apache/calcite/plan/RelOptUtil.java#L2050 On Sun, Feb 28, 2021 at 12:38 AM Priyendra Deshwal <[email protected]> wrote: > Hello, > > I am looking to put together a quick and dirty query optimizer for a > project. Going through calcite rules, there are a lot of pre-defined rules. > Is there some "pre-packaged" collection of these rules that can serve as a > good starting point for an optimizer? I came across the following > "standard" program which feels relevant but going through the code, I don't > see a lot of rules being invoked from it. In particular, I was expecting to > see a bunch of rules defined in CoreRules to be listed there but it does > not seem like they are? Unless I am missing something. > > > https://github.com/apache/calcite/blob/92309ed4c2d2156eaffc3900d55abc7ff741c0da/core/src/main/java/org/apache/calcite/tools/Programs.java#L250-L283 > > Let me know if Calcite provides some good starting point that I can build > upon. > > Regards! >
