Data lineage is a component of modern data management that helps organizations understand the origins, transformations, and movement of their data. It is like a road map that shows us where our data has been, how it has changed, and where it is going, just like tracking the journey of a package:
2024-01-22
MongoDB is a document database. As such, the data is stored as individual documents. A document is a data structure made up of one or more field/value pairs.
2024-01-19
Packing intervals is a classic SQL task that involves packing groups of intersecting intervals to their respective continuous intervals. In mathematics, an interval is the subset of all values of a given type, e.g., integer numbers, between some low value and some high value.
2024-01-17
Aggregation is a widely used way to summarize the content of a database. It is usually expressed with GROUP BY clause or just using aggregate functions (like COUNT or SUM). When the database engine executes a query with aggregations, it produces individual rows need to compute the required output and then performs the aggregation as (almost) last step. We discuss in this article how to re-write a query manually so that the order of operations will be different and when it can be beneficial.
2024-01-15
Nearly a decade ago, I wrote a post called “Bad habits : Counting rows the hard way.” In that post, I talked about how we can use SQL Server’s metadata to instantly retrieve the row count for a table.
2024-01-12
But nowadays, most services are in the cloud. They're not on your servers; they're somewhere else. With most software-as-a-service (SAAS) offerings, you don't have many options to configure connectivity. What if you need data from one SaaS service into another?
2024-01-10
This guide helps you get started on troubleshooting some of the common issues in AlwaysOn Availability Groups and monitoring AlwaysOn Availability Groups. It is intended to provide original content as well as a landing page of useful information that is already published elsewhere.
2024-01-09 (first published: 2021-08-25)
The use of statistics in SQL Server is tightly embedded in the query optimizer and query processor. The creation and maintenance of statistics is usually handled by the SQL Server engine, though many DBAs and developers know that periodically we might need to update those statistics to ensure good performance of queries. SQL Server 2019 gives us more options.
2024-01-09 (first published: 2019-04-01)
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This Data Saturday Event is being jointly developed by the Albuquerque Data Platform Users Group, Arizona Data Platform Users Group, and the Santa Fe Data Platform Users Groups. This event will include sessions on many Microsoft Data Platform related topics. Join us on May 15, 2021.
2024-01-09 (first published: 2021-05-14)
Our annual mental health and wellness day is slated to happen on 8th April 2022. We have a fantastic lineup,schedule as below. For more details on speakers and sessions refer to our blog post here.
2024-01-09 (first published: 2022-04-08)
By Brian Kelley
The following came across my YouTube feed today. It’s an interview with General James...
By Steve Jones
“You don’t need more time because you already have all the time that you...
I don’t currently manage Microsoft 365 Copilot in an enterprise environment, but it is...
Wa:082374977784 Jl. KH. Hasyim Ashari Km. 1,5 Blok C-D, RT.002/RW.003, Poris Plawad Indah, Kec....
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What are vectors in SQL Server 2025, as related to the new AI features?
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