Re: [HACKERS] Optimization- Check the set of conditionals on a WHERE clause against CHECK constraints.

2016-02-06 Thread Tom Lane
Shubham Barai writes: > I was searching for project ideas and found this > 1.Optimization- Check the set of conditionals on a WHERE clause against > CHECK constraints on the table being queried and remove any conditionals > which *must* be true due to the CHECK constraints. > Is it expensive fo

[HACKERS] Optimization- Check the set of conditionals on a WHERE clause against CHECK constraints.

2016-02-06 Thread Shubham Barai
Hello hackers, I was searching for project ideas and found this 1.Optimization- Check the set of conditionals on a WHERE clause against CHECK constraints on the table being queried and remove any conditionals which *must* be true due to the CHECK constraints. Is it expensive for simple queries