New Contributor II
since ‎2023.04.13

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I'm seeing some weird behaviour with querying a partition table (partitioned by month) This table has 414 columns, so each partition (if we select all columns is about 25 GB). This is a special table (not dealing with this many columns regularly). ra...
Anyone have (or know of) an implementation of constrained curve fitting in KDB? Similar to this scipy.optimize.curve_fit — SciPy v1.11.1 Manual in python.
From KDB 4.0 release notes: The -w limit (M1/m2) is no longer thread-local, but domain-local: command-line option -w and system command \w set the limit for domain 0. Is there a way to circumvent this so that memory is still thread local in KDB 4.0?
I've noticed some weird behaviour with amend entire using lists of lists. The behaviour is different depending on whether on I use a file handle or pass the list directly to the function. Code to recreate is pasted below: weirdPartition:(1 2 3f;();en...
The .Q namespace – tools | Reference | kdb+ and q documentation - Kdb+ and q documentation (kx.com) based on this, it seems .q.en[] reads the sym file from disk every time it is called, which would pick up any updates that are coming from other proce...
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