February 2024

SQL

Sorting Data with ORDER BY Clause In SQL

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The ORDER BY clause is used in SQL queries to sort the result set based on one or more columns. It arranges the rows returned by a query in ascending or descending order according to the values in the specified column(s).

SQL

SELECT Statement and Filtering Techniques In SQL

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Mastering data retrieval in SQL is essential for effectively querying databases and extracting valuable insights. The SELECT statement, along with filtering techniques such as WHERE clause, logical operators, pattern matching, and sorting, empowers users to retrieve precisely the data they need from databases of any size and complexity. By understanding and practicing these techniques, you can become proficient in SQL data retrieval and enhance your ability to work with relational databases.

SQL

SQL Joins Basics

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SQL joins are powerful tools for combining data from multiple tables, allowing us to correlate related information and derive insights from our databases. By understanding the various types of joins and their applications, we gain the ability to perform complex data analysis and extract valuable information from our relational databases. Whether you’re a beginner or an experienced SQL practitioner, mastering SQL joins is essential for leveraging the full potential of your data.

SQL

Learn Basic SQL queries with Examples

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In this article we are going to learn for main basic sql queries with example : SQL Select query,Insert query,Create query ,Delete Query , Update Query with examples.

IT

Linux Commands For Interview

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1.pwd – Print Working Directory: Example: Display the current working directory. command:   pwd Output: /home/your_username 2.ls – List Files and

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