Hi,
In https://code.kx.com/q/ref/releases/ChangesIn3.5/ they say that search performance is improved.
Why a?b is much slower than a?/:b in this case ? They give the same result.
q)a:-1234567890 123456789,100000?10;b:1000?a;
q)system each(“ts:1000 a?b”;“ts:1000 a?/:b”)
14905 5259424
852 28528
Thanks,
pahihu