can't make wj work...
I'm stuck - I don't understand why this window join doesn't work.Tips appreciated.q)show q;meta qs t a b-------------------------------------------------ibm 2015.11.16D08:50:45.080000000 0.9476 0.9472ibm 2015.11.17D11:49:36.935000000 0.46902 0.46872i...