Summary This article aims at demystifying what grid search is and how we can use to obtain optimal values of our model parameters. It would be highly beneficial for the reader if the prequels to this article are read to gain a holistic understanding of the various techniques that can be used in optimizing the […]
2021-06-07 (first published: 2021-04-29)
2,633 reads
This article examines how to split a data set for training and testing and evaluating our model using Python.
2021-05-31
9,638 reads
Summary In this article, we will be looking at some of the useful techniques on how to reduce dimensionality in our datasets. When we talk about dimensionality, we are referring to the number of columns in our dataset assuming that we are working on a tidy and a clean dataset. When we have many columns […]
2021-05-24
3,980 reads
Learn how to use Python and pandas to compare two series of geospatial data and find the matches.
2021-03-23
5,265 reads
This article shows how you can read data from a file in S3 using Python to process the list of files and get the data.
2021-03-09
98,987 reads
Do you know if your SQL Server is really running at its best? To...
You can find the slides of my session on the €100 DWH in Azure...
By Steve Jones
This value is something that I still hear today: our best work is done...
Hi everyone I am writing an SP where there is logic inside the SP...
Comments posted to this topic are about the item Planning for tomorrow, today -...
We have a BI-application that connects to input tables on a SQL Server 2022...
I try to run this code on SQL Server 2022. All the objects exist in the database.
CREATE OR ALTER VIEW OrderShipping
AS
SELECT cl.CityNameID,
cl.CityName,
o.OrderID,
o.Customer,
o.OrderDate,
o.CustomerID,
o.cityId
FROM dbo.CityList AS cl
INNER JOIN dbo.[Order] AS o ON o.cityId = cl.CityNameID
GO
CREATE OR ALTER FUNCTION GetShipCityForOrder
(
@OrderID INT
)
RETURNS VARCHAR(50)
WITH SCHEMABINDING
AS
BEGIN
DECLARE @city VARCHAR(50);
SELECT @city = os.CityName
FROM dbo.OrderShipping AS os
WHERE os.OrderID = @OrderID;
RETURN @city;
END;
go
What is the result? See possible answers