h".z.pg:{.Q.trp[(0;)@value@;x;{(1;.Q.sbt y)}]}" .z.pg is the message handler on the server .Q.trp takes 3 arguments: #1 the function: (0;)@value@ (the default value of .z.pg is just {value x}, how does this translate to that?)#2 Argument: x (which is...
.Q.dpft and why to parallelise it .Q.dpft can be split into 4 steps Find the index ordering of the table with iasc Enumerate table against sym file Save down table 1 column at a time, reordering and applying attributes as it goes Set .d file down Sin...
Hi, Is there any way to know if there is new update to sym file after .Q.en? Thank you
Hi Community, I tried to replay a tickerplant file (~12GB), with -11!logfile. After done, I tried .Q.w[] and saw iterms, used ~18GB, heap ~33GB. Then I called .Q.gc[], used still ~18GB, heap ~18GB, 15GB space were freed after gc. To better manage the...
Hello Community, I am helping a client who cannot query the HDB database after a schema update. A new column ''source'' was added and now when they query the table, the following error that the directory cannot be found is generated: ./2021.07.23/bon...
EMEA
Tel: +44 (0)28 3025 2242
AMERICAS
Tel: +1 (212) 447 6700
APAC
Tel: +61 (0)2 9236 5700
KX. All Rights Reserved.
KX and kdb+ are registered trademarks of KX Systems, Inc., a subsidiary of FD Technologies plc.
