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Difference Between SQL Commit and SQL Rollback

Analytics Vidhya

Tools like Structured Query Language (SQL) help you do this efficiently. In this […] The post Difference Between SQL Commit and SQL Rollback appeared first on Analytics Vidhya. It offers an array of built-in commands that can handle transactions, ensuring data integrity and consistency.

SQL 301
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SQL DELETE Statement

Analytics Vidhya

Introduction If you are someone who handles databases at work, I’m sure you use SQL a lot. Doesn’t SQL make it a breeze to work with and edit the contents of large databases?

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SQL INSERT Statement

Analytics Vidhya

Introduction SQL is a go to tool when working with data, and so is important for anybody working with data. SQL has a wide range of functions for creating, manipulating, and managing databases, making it all so easy.

SQL 301
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What Are Views in SQL?

Analytics Vidhya

Introduction Structured Query Language (SQL) is the foundation of managing and manipulating relational databases. One of the most powerful features in SQL is the use of views. It is a must-have skill for not just data analysts, but basically anyone working with […] The post What Are Views in SQL?

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Conditional Aggregation in SQL

Analytics Vidhya

As a data engineer working on […] The post Conditional Aggregation in SQL appeared first on Analytics Vidhya. This skill helps distill complex information into meaningful insights, driving informed decisions across various industries like finance, healthcare, retail, and technology.

SQL 315
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What are SQL Indexes?

Analytics Vidhya

Introduction An index is a unique lookup table in SQL databases that the database search engine can use to expedite data retrieval. See an index as a book’s reference guide; it […] The post What are SQL Indexes? appeared first on Analytics Vidhya.

SQL 303
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Understanding SQL INTERSECT Operator

Analytics Vidhya

Introduction An essential tool for data manipulation is the SQL INTERSECT. Overview What is SQL INTERSECT? […] The post Understanding SQL INTERSECT Operator appeared first on Analytics Vidhya. In essence, INTERSECT joins two tables and yields a result set that contains the intersection (common records) of the two tables.

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