A_L_V_
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since ‎2015.02.04
‎2021.06.14

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Have folder structure: C:/dir/2014.01.01/exampleTable C:/dir/2014.01.01/sym ... do \cd dir/2014.01.01 exampleTable:get:`exampleTable If folder less than 38 GB typing exapleTable or a more specific query will work, else get +.... error. Is there a way...
Loading a number of *.mat files into Kdb. Some of the files load with no problems, some (probably less than a half) frow a bunch of 'type 'rank errors and leave consistently four columns in the table blank. The failed *.mat files seem OK.
How to perform a pattern matching operation on a long data type in Kdb?All of the following give me a `type error:select instrument from Table where time=14201%select instrument from Table where time=14201*select instrument from Table where time=`142...
Say I want to retrieve all price data for times starting with 1420* (e.g. time=1418234533892319745).I (unsuccessfully) tried:select price from Table where time=`14201%select price from Table where time=`14201*select price from Table where time=14201%...
The error appears sporadically, whilst loading *.mat files into the database; could have loaded 500 GB of data, could have just 100 MB:Error using kx/exec (line 69)Java exception occurred:java.net.SocketException: Connection reset at java.net.SocketO...