Concurrency Control in SQL Server
Learn a bit about concurrency problems in SQL Server, the issues they create, and the different isolation levels that help you solve them.
2020-05-12
3,145 reads
SQL
SQL Server Integrates Hadoop and Spark out-of-the box: The Why?
Introduction Microsoft announced in September 2018 that SQL Server 2019, which is now in preview, will have a Big Data Cluster deployment option. This is a Big-Data-capable SQL Server with elastic scale and extended Artificial Intelligence (AI) capabilities, mostly as a result of deep integration of Hadoop and Spark out-of-the-box. The new SQL Server Big […]
2019-09-09
5,624 reads
SQL and NoSQL Database Features and Differences
In this tip we will talk about the features and main differences between SQL and NoSQL databases.
2019-04-10
Introduction to SQL for Cosmos DB
This article by Adam Aspin reviews the Azure Cosmos DB SQL API from the perspective of the relational database developer. More specifically it will show you how to leverage your Structured Query Language skills to exploit the core possibilities of Cosmos DB as a NoSQL document database.
2019-03-25
219 reads
Resumable Online Index Create and Rebuild Operations
Index maintenance can be a real headache for database administrators as tables grow larger and maintenance windows shrink. In this article, Greg Larsen demonstrates resumable index operations available with SQL Server 2017 and 2019. This feature helps DBAs work around those small maintenance windows by allowing certain index operations to be paused and restarted again later.
2019-03-21
1,738 reads
Introduction to SQL Server Security — Part 3
SQL Server supports partially contained databases. This gives you the option of adding database users with a password inside the database. This makes the database easier to move to another instance or participate in an Always On Availability Group. In this article, Robert Sheldon explains how to work with users in contained databases.
2019-03-11
Introducing SQL+ Dot Net
SQL+.net is the first real innovation in data access for quite some time, and was built exclusively for SQL developers.
2019-03-07
3,296 reads
Empty Thoughts: Working with NULL
Whether or not to have NULLable columns in a table can be a religious debate, and how missing data is represented should be carefully considered during database design. In this article, Joe Celko considers the ways that SQL Server handles NULLs in several situations.
2019-02-11
3,289 reads
Saving Data to Various Formats, Using SQL
You have many options when exporting data from a database. In this article, Phil Factor compares several methods including XML and array-in-array JSON for speed and file size.
2019-01-17
3,509 reads
Building RESTful APIs using Node JS, Express JS, and MS SQL Server
This post covers the basic details that you need to know while developing a RESTful API using Node, Express and SQL Server.
2018-07-30
14,853 reads
Blogs
Daily Coping 18 Sep 2020
By Steve Jones
I started to add a daily coping tip to the SQLServerCentral newsletter and to...
Optimize for Unknown for Inline Table-Valued Functions
I had a curious performance issue today. An inline table-valued function (iTVF) was performing...
Daily Coping 17 Sep 2020
By Steve Jones
I started to add a daily coping tip to the SQLServerCentral newsletter and to...
Forums
SQL 2017 MLS - cant add new python packages
Hi I'm new-ish to MLS and have been trying to add new python packages...
Find row closest to date
Just having trouble getting this to work as I hoped. Trying to extract entire...
SQL Query - FULL JOIN multiple tables but return NULL results
Good day! Need help with my sql query code; first FULL JOIN "ILEtransfer" no...
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