v.19.8Improvements

Renamed Functions Leastsqr to Simplelinearregression, Linearregression to Linearregression, Logisticregression to Logisticregression

Renamed functions leastSqr to simpleLinearRegression, LinearRegression to linearRegression, LogisticRegression to logisticRegression. #5391 (Nikolai Kochetov)
Renamed regression functions for clarity: leastSqr to simpleLinearRegression, LinearRegression to linearRegression, and LogisticRegression to logisticRegression.

Why it matters

The renaming improves consistency and clarity in function naming, making it easier for users to understand and use regression-related functions in ClickHouse.

How to use it

Use the updated function names in your queries, for example:
sql<br>SELECT simpleLinearRegression(...) FROM table;<br>SELECT linearRegression(...) FROM table;<br>SELECT logisticRegression(...) FROM table;<br>
Replace any previous usages of leastSqr, LinearRegression, and LogisticRegression with the new function names.