3 ms·
SQL has EXPLAIN PLAN. SQL without EXPLAIN PLAN is useless, for exactly this reason: you have no idea how it will perform.
by wolf550e 14y ago
SQL has EXPLAIN PLAN. SQL without EXPLAIN PLAN is useless, for exactly this reason: you have no idea how it will perform.
- jeffdavis 14y agoYou can output various internal representations from GHC. I believe that, or something similar, can show you a lot of information about the kinds of transformations done. I'm not really a GHC expert, but that doesn't seem like a fundamental problem that can't be solved, and I assume it is (to some extent) solved already.