kdb+ and q
Q+A on all things kdb+ database and the q language
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Fixed length binary table column

Hi,I have a table in which I need to store unique 32 byte cryptographic signatures for each row. I receive the column inputs via JSON as a 64 byte hex string. What's the best column definition for that data and how would I convert the string to that ...

New Data types `sym

Hi, The link below does not mention details on new datatypes :`sym is type number as 20h .. does not mean since kdb 3.0 now there can be 1 less enumeration present ?http://code.kx.com/wiki/Reference/Datatypes

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How many enumerations are present in a session ?

Hi,I would like to know how many enumerations can be present in a kdb session ? Per the link below 20 - 76 can be enumeration types i.e. 57 enumerations . What happens when you have more than 57 enumerations in your session ? Any specific error is th...

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The question is on .Q.dpft and db layout. 1. Is the difference between #g and #p is that internally a hashtable is maintained of unique values to each index of the value in the column for #g while #p maps unique value to the first index of the value ...

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RE: [personal kdb+] Large sym enumeration file

X-Originating-IP: Workspace Webmail 5.14.9Message-Id: <20150717090912.85f80dae80d1d2f2e266ec6278e6cbe8.e0ba047d85.wbe@email07.europe.secureserver.net>From: "David Demner \(AquaQ\)" To: personal-kdbplus@googlegroups.comSubject...