If I set for compression: .z.zd:(17;2;6)and then create a splayed,
partitioned table. and then subsequent attempt to access this
splayed/partitioned/compressed table then q.exe crashes. "select from t"
is sufficient to trigger the crash provided "t" ...
If I create a splayed, partitioned table having previously set for
compression: .z.zd:(17;2;6)and then subsequent attempt to access this
table I get an error message: Can't protect memoryAnd q.exe quits. On
Windows 7. KDB+ 3.1 2013.06.14 Copyright (C...
I've been reading KDB+ for Mortals, Chapter 1 which covers building
databases, and I have a question ...If I partition my database on, say,
date, can I then choose to NOT splay the tables (within each partition)?
Just to be clear ...Let's say I creat...
Is there a way of doing this more efficiently (in a "wj")?q) count each
group 1 2 3 4 5 1 1 21| 32| 23| 14| 15| 1This does all the work
associated with the "group" operator, but thenit throws a lot of that
away when all we want is a "count". Seemswas...
Yes, I'd be interested in links to either qpy or pyQ. Also, do theywork
with the KDB 32bit version under windows? I'd imagine they needa DLL and
the win32 version doesn't supply a DLL I don't think (justan exe)On Mar
10, 2:29�pm, Puns wrote:> Hi Ansh...
I've staring at "wj" for a while, trying to figure out how it did
it'swork. Based on those observations I've written up own variation
whichdoes what I want. For what it is worth, I include the key bit of
On Dec 3, 11:30�pm, Mike Thompson wrote:> I�m wondering if there's a
more efficient way of achieving> something ...>> I have a table defining
intervals of time, defined by a start and end> time �(ie. time pairs at
minute resolution):> tp: ( start: ...