kdb+ and q

kdb+ and q

Q+A on all things kdb+ database and the q language

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can hdb symbol cols be enumerated to file NOT called sym ?

Subject: can hdb symbol cols be enumerated to file NOT called sym ?Message-Id: Date: Mon, 29 Jan 2018 03:57:59 -0500To: personal-kdbplus@googlegroups.comMime-Version: 1.0 (Mac OS X Mail 9.3 \(3124\))X-Mailer: Apple Mail (2.3124)`:sym_2017 ? table.sym...

flip of splayed / portioned tables

Any example of the statement below ?What is the symbol list for if you creating a flip ? Is it the subset of the column nameshttps://code.kx.com/wiki/Reference/BangSymbol"With a symbol list on the left-hand side and an hsym symbol atom on the right-h...

Why can I not see the .z namespace on 3.5 2017.11.30

Subject: Why can I not see the .z namespace on 3.5 2017.11.30Message-Id: Date: Mon, 29 Jan 2018 01:43:51 -0500To: personal-kdbplus@googlegroups.comMime-Version: 1.0 (Mac OS X Mail 9.3 \(3124\))X-Mailer: Apple Mail (2.3124)(!) .Q / shows all the funct...

select count column by column from t, is this correct?

It's a bit odd to do select count col by col from t.Is there a better way to get the aggregate count?p.p1 {margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px Menlo; color: #d0d2da; background-color: #161821; background-color: rgba(22, 24, 33, 0.95)}span.s...

base conversion

Subject: base conversionMessage-Id: <30367E4D-E2E1-42B8-BB4D-E5ECFD09FFCA@gmail.com>Date: Fri, 26 Jan 2018 08:26:52 -0500To: personal-kdbplus@googlegroups.comMime-Version: 1.0 (Mac OS X Mail 9.3 \(3124\))X-Mailer: Apple Mail (2.3124)9 representation ...

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