New kdb+/q users question forum
Developers new to q/kdb+
Showing results for 
Search instead for 
Did you mean: 

Forum Posts

Resolved! Accumulators - Access additional list / column

I have a table created like below. t:([]c: 30 40 25 20 4 4; c1: 10 20 5 25 5 4) c2 is calculated Column (value from c1 or prev c2 is used based on evaluation). prev value is taken as 0 for first row / if not available Below are the calculations. c c1...

RV by New Contributor III
  • 9 replies
  • 0 kudos

Resolved! Each Parallel issue

Follows, The result of m':[x] is exactly the same as m'[x]. If no secondary tasks are available, performance is the same as well. but m':[x] more fast and less memory used. Is not m'[x] parallel execuation??...

k-mambo by New Contributor III
  • 1 replies
  • 0 kudos