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What is NVL in SQL?
When you work with databases, you'll frequently come across a common and tricky issue - null values. Null values stand for missing or...
The Tech Platform
Aug 3, 2023
How to use SQL WHERE and HAVING clauses together?
The SQL language includes various clauses that allow users to filter and manipulate data effectively. Two essential clauses in SQL are...
The Tech Platform
Jul 27, 2023
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