This works:q)t:([]a:`a`b;b:0 1;c:"ab")q)show t,:([]a:`c`d;c:"cd")a b
c-----a 0 ab 1 bc cd dWhy this, which semantically you'd think it's
exactly the same thing, doesn't work?q)t:([]a:`a`b;b:0
1;c:"ab")q)t:t,([]a:`c`d;c:"cd")'mismatch
I'm receiving the message 'Not enough storage is available to process
this command.' when attempting to load a large database with slave
processes.I'm attempting to use sub-processes to query a large database
on the 32-bit version of kdb. I've modifi...
K sd0x(I d,I
f)http://code.kx.com/wiki/Cookbook/InterfacingWithC#Callbackshttp://code.kx.com/wsvn/code/kx/kdb%2B/c/c/k.hhttp://code.kx.com/wsvn/code/kx/kdb%2B/l32/?#a33f06c96dd6829b0bbd028cb8d39705e$
ls -l c.o-rwxrw-rw-. 1 user01 user01 49840 Jan 21 ...
Hi All, Sometimes exchange trading hours ahead of a small, leading to
more some of the bars.for example：q)tradesym time price sizeIBM 09:24:57
20.30 100IBM 09:30:00 20.31 150 q)t:select last price，sum size by sym,1
xbar time.minute from tradeq)tsym t...
