Aggregate Functions in SQL with Syntax and Examples
When working with databases, analyzing data is often just as important as retrieving it. SQL provides several aggregate functions to help you summarize and analyze...
How to Select Specific Columns in SQL?
When working with databases, you rarely need to retrieve every column from a table. Instead, you often select specific columns to get only the data...
Limit Results on SQL Server: Using the SQL TOP Statement
When working with large datasets in Microsoft SQL Server, you don’t always need the entire result set. Sometimes, you only want a part of the...
Sorting Data in SQL: A Guide to the SQL ORDER BY Statement
When you need to organize query results in SQL, the SQL ORDER BY statement is the tool for the job. Whether you’re sorting products by...
Mastering the SQL WHERE Clause: A Free 20-Minute Guide to Filtering Data
When working with SQL, one of the most fundamental things you’ll need to do is filter data from your database. Filtering allows you to retrieve...