Saving kdb+/q table into JSON

As we know we can serialize q table by utilizing .j.j namespace.

KDB convert file handle to regular path

I am getting a file path as an input. I am trying to load a .q file that exists in that location. Is there a way to undo hsym?

QCumber for unit testing in KDB

I’m trying to figure out how to use the qcumber unit-testing library.

terser form to select the first row for a keyed table

Suppose I have a table

terser select to select the first row for a keyed table

Suppose I have a table

select statement in KDB

Given ohlcv where each column has the same date: 2024.03.06

fills on zeros in KDB

Suppose i have

Optimal Choice of Attributes for Tables in KDB

Consider a table of ohlcv data:

Higher Timeframe Indicators in KDB

Say I have ohlcv data on the 15min timescale, but I’m interested in obtaining an indicator defined e.g.,

Intraday Exits for GB scale OHLCV data

I have a large (~2.3GB) ohlcv dataset containing columns for intraday 15m data.