SQL Online Quiz

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Here you can find some quizzes that I have prepared. You can test your knowledge

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ETL | Mage.ai – Charts, Analysis, Testing, Overview, Cleansing
In this guide, we will take a look at the features that Mage.ai offers for data analysis. While this tool is primarily used for ETL pipelines, it […]
ETL | Mage.ai – Database configuration in io_config.yaml and secrets (passwords)
In this guide, we will take a look at how to configure the io_config.yaml file in Mage.ai. We will also explore how to hide and encrypt access […]
Mage.ai | Error UnicodeDecodeError: ‘charmap’ codec – Windows
This article will be related to troubleshooting. Today, I managed somehow to write a comment that caused the entire Mage.ai instance to crash due to […]
ETL | Mage.ai – Dbt Installation (pip/conda) and project initialization
In the previous article – ETL | Mage.ai – Solid Alternative to Airflow – Intro and Installation we introduced the ETL tool Mage.ai […]
ETL | Mage.ai Pipeline – data flow – Python, SQL Server
In a recent article dedicated to introducing Mage.ai – a tool for creating and managing ETL processes, I promised at the end that we would try […]
Bulk Copy Program (BCP) Utility – Fast Bulk Import and Export in SQL Server
BCP is a utility that is installed by default with SQL Server editions and is used for bulk import or export of a large volume of data in […]
SQL Server Table and Index Compression (Data Compression), Pros/Cons
Table and index compression is a functionality that has been available in various SQL Server editions for a while. It has been available in all […]
SSRS – Handling multiple value parameter/filters in reporting services
In the past, I have written several tutorials on reporting services (you can find them in the reporting services – SSRS category). I have gone […]
Data Masking in SQL Server – How to Hide Data in a Specific Column
Data masking is a feature that allows you to completely or partially mask selected data in a database. Access to unmask the data can also be granted […]
SSRS | How to Create an Amortization Calculator in SQL Server – Including a Report with Parameters
Lately, I’ve been dedicating a lot of time to financial mathematics in Excel. I’ll try to leverage that and shift the focus from Excel to […]

Resources: Power BI News and Blogs a BI Blogs and Magazines – SQL Server, Excel, Reporting

Full vs. Incremental Loads – Data Engineering with Fabric
by John Miner on 17. 4. 2024 at 0:00
Learn how to perform full and incremental loads in Fabric with a little SparkSQL. The post Full vs. Incremental Loads – Data Engineering with […]
Get the most out of SQL Server Agent logs
by Additional Articles on 17. 4. 2024 at 0:00
If you haven’t migrated your workloads to a managed database platform yet, you’re probably still relying on SQL Server Agent for various […]
On-premises data gateway April 2024 release
on 16. 4. 2024 at 16:00
We are excited to announce the April 2024 release of the on-premises data gateway!
Copilot in Power BI: Soon available to more users in your organization
on 16. 4. 2024 at 8:00
We have some exciting announcements to share regarding Copilot in Microsoft Fabric. The information in this blog post has also been shared with […]
SQL Performance Tuning tips for newbies
by Esat Erkec on 15. 4. 2024 at 12:12
The purpose of this article is to give newbies some basic advice about SQL performance tuning that helps to improve their query tuning skills in SQL […]
Finding Sister Locations to Help Each Other: Answers & Discussion
by Additional Articles on 15. 4. 2024 at 0:00
This week’s query exercise asked you to find two kinds of locations in the Stack Overflow database. The post Finding Sister Locations to Help Each […]
Disaster Recovery and High Availability Solutions in SQL Server
by Smit Dagli on 15. 4. 2024 at 0:00
Learn about disaster recovery and high availability options in SQL Server with details on the tradeoffs you make when choosing from Availability […]