Home › Forums › kdb+ › Large Scale WindowJoins Questions › Re: Large Scale WindowJoins Questions
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On my laptop this took 765 milliseconds – what runtime are you seeing?
data:([] dt:`s#.z.p+0D00:00:01*til 800000;mmm3:800000?1000.0) f:`dt; w:(-1000000; 0)+:data[`dt]; \ts result: wj[w;f;data;(data;(max;`mmm3);(min;`mmm3))]