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Adding partitions w/o reloading the database

After splaying tables into a partition dir, I would normally call system "l dbDir" to reload a partitioned/segmented database. Can I add partitions w/o reloading the database? kdb keeps a mapping between the partition domain to the partition dir path...

LamHinYan by New Contributor
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How to implement combinations of a list

Hi, AllI need to get the combinations and permutations of a list.A function have been implemented for permutations.perm:{[N;l]$[N=1;l;raze .z.s[N-1;l]{x,/:y except x}\:l]}However, I have no idea about combinations, just like this:l: 1 2 3comb[2;l]1 2...

James1 by New Contributor
  • 6 replies
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Six Nations Rugby

Hi AllA month or so ago we put out a blog post on Superbowl data visualisation which we got a lot of good feedback from. So we decided to do one on the 6 Nations, and we collected over 10m data points into kdb+ and added some visualisation. The blog ...