Tag: Database
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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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SQL Triggers: Automating Database Actions
Welcome back, data adventurers! In our previous post, we delved deep into SQL Functions, discovering how these powerful tools help us summarize, manipulate, and extract insights from our data. We explored everything from COUNT() and SUM() to UPPER(), TRIM(), and essential date functions like GETDATE() and DATEDIFF(). Today, we’re taking another significant leap forward. We’ll…
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Mastering SQL Basics: Part 2 – Going Deep with JOINS
In our previous blog, Mastering SQL Basics: Part 1, we built a solid foundation—learning how to create databases, define and manage tables, insert and retrieve data, and apply essential SQL commands. Now, equipped with those basics, it’s time to move beyond single-table queries to one of the most critical topics in relational databases: SQL JOINS. In…
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Unpacking Database Persistence for Large Text Fields in Hybris: A Multi-DB Approach
As developers working with the Hybris platform, we often encounter scenarios where we need to store significant amounts of text-based data, such as custom configurations, product descriptions, or structured data like JSON for integrations or SEO. While a simple String attribute might suffice for shorter texts, what happens when the data can grow to several…