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Question about structure of HDB segments

Hi allCurrently I have a HDB which is segments by year, something like/2009 /2009.01.01 /trade /2009.01.02 /trade /2009.01.03 /trade …=============/2010 /2010.01.01 /trade …I've a colleagues told me that it would be better to segments data by exchang...

carfield1 by New Contributor
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About HDB maintenance

Hi all, as far as I aware, there is no command to delete some records in HDB, I have to load all records to memory, modify it, and save them back, is that correct?Or I just miss some tools that already available?

carfield1 by New Contributor
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Assigning to variables in the default context

In the Q for Mortals section on contexts (http://code.kx.com/wiki/JB:QforMortals2/workspace_organization#Contexts), it shows that one is able to retrieve variables from the default context by accessing the context dictionary: q)\d .newq.new)`.[`ztop]...