How to get IO statistics of SQL Server database files
This article shows how you can query your database files to get metadata about them and use that to get the reads, writes, and other IO statistics.
2022-11-18
10,193 reads
T-SQL
SQL Server Engineering Using Free Tools
You can master engineering for your SQL Server databases, on premises or in the cloud, with a FREE toolkit!
2022-10-28
4,742 reads
Data Lineage Scripts for Microsoft SQL Server and Azure SQL
Learn how you can easily analyze the data lineage in your SQL Server database.
2022-10-19
9,852 reads
Understanding the System Function FILEPROPERTY()
Learn how to use the system function, FILEPROPERTY(), to get information about your database in T-SQL.
2022-09-09
4,248 reads
Manage Your Business Rules in T-SQL Query
Motivation At some point in the carrer, we have come across the problem of hard-coded values in SELECT or WHERE clauses. And we all agree that these hardcoded values must be parametrised. This bad habit usually backfires when we need to troubleshoot a query. These hardcoded values are usually a business role baked in the […]
2022-10-18 (first published: 2022-09-02)
11,331 reads
Different ways to Convert a SQL INT Value into a String Value
In this article we cover different ways to convert a SQL Server numeric value into a string value.
2022-07-08
Working with T-SQL function AVG ()
Learn about the T-SQL function, AVG(), and see how it is used in a few different cases.
2022-07-01
2,718 reads
Use Cases for WHILE and GOTO Loops with T-SQL for Time Series Data
In this article we cover situations where using a loop in T-SQL to process data for time series analysis is beneficial to get the desired results.
2022-03-07
SQL Server Monitoring Using Free Tools
You can do essential monitoring of SQL Server instances and databases with a FREE toolkit!
2022-01-28
7,079 reads
Quantifier predicates
Predicates in SQL are often complex and difficult to understand. In this article, Joe Celko explains the logic behind a few of the predicates: EXISTS, SOME, ANY and ALL.
2022-01-14
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Forums
SQL Server 2025 Query Performance Tuning: Troubleshoot and Optimize Query Performance
Comments posted to this topic are about the item SQL Server 2025 Query Performance...
Is it uncommon for Dev's to have a data model of the source data
This is a generic question. To the moderators, I wasn't sure where to place...
ROLLUP to calculate Month total for all Categories
Good Afternoon, I have built a table with four columns: Period(Month), Category, Numerator, Denominator....
Question of the Day
Creating JSON I
On SQL Server 2025, what happens when I run this code:
SELECT JSON_OBJECTAGG( 'City':'Denver') GOSee possible answers