Let’s start by defining a subset and why you would require a data subset? When dealing with the development, testing and releasing of new versions of an existing production database, developers like to use their existing production data.
2024-05-10
Learn about using filtered indexes for SQL Server tables and some of the potential issues you might be faced with when using a filtered index.
2024-05-08
Learn how to query data in Azure Data Explorer using Python.
2024-05-06
650 reads
In my previous post, I showed how to borrow a snake draft concept from fantasy football, or a packing technique from the shipping industry, to distribute different portions of a workload to run in parallel.
2024-05-06
Azure Data Studio (ADS) is a lightweight IDE built on Visual Studio Code. I've written a few articles on how the tool works, and this one continues the series. In this article, I want to look at the database dashboards and how you can customize them. The other articles in this series on ADS works […]
2024-05-03
2,172 reads
In this article, we look at how to setup different ways to handle pipeline failures and notifications when working with Azure and Azure Data Factory.
2024-05-03
This article explains metadata driven pipelines and shows an example in Microsoft Fabric.
2024-05-01
2,040 reads
I recently had a restore job where I needed to split the work up into multiple parallel processes (which I’ll refer to here as “threads”). I wanted to balance the work so that the duration was something significantly less than the sum of the restore times
2024-05-01
This article shows how to import and export a list of registered servers from SSMS.
2024-04-29
998 reads
Learn how to use different Spark SQL string functions to manipulate string data with explanations and code examples.
2024-04-29
By Zikato
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In today’s data-driven world, having the right tools to manage and process large datasets...
By Steve Jones
flichtish – adj. nervously aware how much of your self-image is based on untested...
I have few snapshot transactions , now my admin has informed me that put...
Comments posted to this topic are about the item Kubernetes is Cool, But ...
Comments posted to this topic are about the item Multiple Query Trace Flags
I want to enable two trace flags, 4199 and 4137, for a single query. How should I do this:
-- A
SELECT
a.AddressID
, a.AddressLine1
, a.AddressLine2
, a.City
, a.StateProvinceID
, a.PostalCode
, p.FirstName
, p.LastName
FROM
Person.Address a
INNER JOIN person.Person AS p
ON p.rowguid = a.rowguid
WHERE
City = 'SEATTLE'
AND PostalCode = 98104
OPTION (QUERYTRACEON 4199, 4137);
-- B
SELECT
a.AddressID
, a.AddressLine1
, a.AddressLine2
, a.City
, a.StateProvinceID
, a.PostalCode
, p.FirstName
, p.LastName
FROM
Person.Address a
INNER JOIN person.Person AS p
ON p.rowguid = a.rowguid
WHERE
City = 'SEATTLE'
AND PostalCode = 98104
OPTION (QUERYTRACEON 4199, QUERYTRACEON 4137);
-- C
SELECT
a.AddressID
, a.AddressLine1
, a.AddressLine2
, a.City
, a.StateProvinceID
, a.PostalCode
, p.FirstName
, p.LastName
FROM
Person.Address a
INNER JOIN person.Person AS p
ON p.rowguid = a.rowguid
WHERE
City = 'SEATTLE'
AND PostalCode = 98104
OPTION (QUERYTRACEON 4199), (QUERYTRACEON 4137);
See possible answers