kdb

kdb

query for selecting N records

Sum of each two elements using vector functions

Remove table duplicates under certain conditions

How do I replace the first 10 entries in a column with NaN in KDB

how do I write a proper query in kdb this case?

A dictionary with a single value and multiple keys

kdb: getting one row from HDB

Table transformation, table as list of dicts

kdb: differences between value and eval

kdb - solver function to solve for IRR

Extracting data from a table in kdb

kdb: what is the type of parse"x[y]"?

KDB+ / Q How to create a namespace within a function

Accumulator gives different result then direct function applying

kdb - how generate HEX colour code as string or symbol

Update nested list of tables in KDB table

#q #kdb+ What is the difference between table and dictionaries

kdb: Where phrase AND performance

kdb: can the $ function take 5 arguments?

kdb - how to create sum a list of dynamic columns using functional select

Getting a sublist using regex

Getting table rows count by using count 1

kdb: filter table match symbol column: ~ vs =

FK field over IPC

most performant way to get asof price given a list of timestamps

given the 10x10 matrix m:(10 10)#100?1f In kdb/q

How to implement dynamic subscribers with KDB?

null aware covariance matrix in KDB

Protected execution, 2 cases

reopen a connection on same port results in bad file descriptor handle

KDB/Q how do we calculate the moving median

Enums for tables

Select from a table with Limit expression works, without - fails

how does ticketplant write the new tplog next day in kdb?

KDB+/Q: how to find all entries in a dictionary matching a certain value?

KDB+/Q : How does the following code work ? q) 16 16#"c"$til 256`

Reliably parsing/applying a function to tables vs dictionaries in kdb

Element-wise concatenation of 2 vectors in kdb+

adding special character to Kdb table?

kdb - truncate subsequent rows based on point of data

adding tplog writing ability to chained TP

KDB/Q splayed table column type changing from 0h to 77h

kdb - combine two timeseries into one

Write a Q-SQL query to multiply the price of BA.N by 2, GS.N by 3 and MSFT.O by 4 and call the column newPrice using vector conditional statement

KDB+/Q:Input agnostic function for single and multi row tables

kdb: does a leading plus sign mean a Q table?

KDB/Q: how to join and fill null with 0

.Q.trp and bt handling

How to put multiple where statements into function on kdb+

QPad64's (QInsightPad's) output window

kdb/q: generate all possible "strings" of length N

Function updating multiple columns in kdb

KDB/Q: how to combine the values in multiple columns and sort the values?

KDB: how to compare strings?

Strange view declaration behaviour

report progress during tplog row count using -11!(-2;`:tplog)

KDB/Q: Get sum of a certain column value

KDB+:Efficient method of converting a 2 stage query into a one stage query?

sort data in hdb by using dbmain.q in kdb

kdb: best way to delete all rows from a table

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