Tag: Data Science
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The Foundation of Performance – Understanding Indexes in MSSQL
Welcome back to The Code Neuron! In our last blog, we mastered advanced query techniques like CTEs and Window Functions. Now that we can write powerful queries, it’s time to ensure they run as fast as possible. The key to high-performance database operations is indexing. Think of an index like the index at the back…
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Level Up Your SQL: Mastering CTEs, Window Functions, Cursors
Welcome back to The Code Neuron! In our continuous journey to master data manipulation and management, we’ve already covered essential SQL concepts. Today, we’re diving deeper into advanced MSSQL features that are crucial for writing powerful, efficient, and maintainable code. We’ll explore Common Table Expressions (CTEs), Window Functions and Cursors with multiple descriptive examples for…
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User-Defined Functions (UDFs): Extending SQL’s Capabilities
Welcome back to our journey through MSSQL! In our last post, Stored Procedures and Rules: Enhancing Database Control , we mastered encapsulating complex logic with Stored Procedures and understood why CHECK Constraints are vital for data integrity. Now, let’s explore User-Defined Functions (UDFs), another powerful way to extend SQL’s functionality and make your code more…