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Tpoint Tech Blog @TpointTechblog adicionou um novo artigo in Education & Learning
2025-09-05 08:57:21 ·

Mastering COALESCE in SQL: Handle NULL Values Easily

The COALESCE SQL function is a powerful tool used to handle NULL values in queries. It returns the first non-NULL value from a list of expressions, making data handling more efficient and reliable. With COALESCE, you can set default values, ensure cleaner results, and simplify conditional logic in SQL statements. This function is widely used in reporting, data analysis, and database...

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Tpoint Tech Blog @TpointTechblog adicionou um novo artigo in Education & Learning
2025-09-04 05:13:24 ·

Most Common SQL Interview Questions with Expert Answers

Preparing for SQL interviews can feel challenging, but the right practice makes all the difference. SQL remains one of the most in-demand skills for data analysts, developers, and database administrators. This guide on SQL Interview Questions covers fundamental concepts, real-world scenarios, and advanced query challenges to help you gain confidence. Whether you’re a fresher looking for...

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Suraj Kumar @surajkumar adicionou um novo artigo in Education & Learning
2025-08-25 05:55:07 ·

SQL Crash Course for Absolute Beginners

Structured Query Language (SQL) is the backbone of every database system, making it one of the most essential skills for anyone starting their journey in technology. This crash course is designed specifically for absolute SQL Tutorial for beginners who want to quickly understand how SQL works and how it can be applied to real-world problems. In this tutorial, we will cover the core concepts of...

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Suraj Kumar @surajkumar adicionou um novo artigo in Education & Learning
2025-07-16 10:53:22 ·

SQL inner join

SQL INNER JOIN is used to retrieve records that have matching values in two or more tables. It combines rows from these tables based on a related column, typically a primary key in one table and a foreign key in the other. The INNER JOIN only returns rows when there is at least one match in both tables, making it ideal for extracting meaningful, relational data. For example, if you have a...

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Worklet Work @worklet adicionou um novo artigo in Education & Learning
2025-07-29 05:18:01 ·

SQL TRAINING IN cHENNAI

The ability to manage and analyse data in databases using SQL (Structured Query Language) is crucial for IT positions such as software development, database administration, and data analysis. Learning SQL boosts your career prospects in the data-driven world of today. FITA Academy equips students with industry knowledge through hands-on projects, expert guidance, and placement support. The...

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Tpoint Tech @tpointtech adicionou um novo artigo in Education & Learning
2025-07-04 05:41:40 ·

SQL Tutorial - Tpoint Tech

SQL (Structured Query Language) is the standard language used to communicate with relational databases. Whether you're a beginner or looking to brush up your skills, this SQL tutorial offers a clear and concise introduction to database concepts. You’ll learn how to write SQL queries to create, read, update, and delete data (CRUD operations), as well as how to use clauses like SELECT,...

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Tpoint Tech @tpointtech adicionou um novo artigo in Education & Learning
2025-07-09 06:07:22 ·

Understanding SQL Operators

SQL Operators are essential tools used to perform operations on data within SQL queries. This tutorial covers different types of SQL operators, including arithmetic, comparison, logical, and bitwise operators. Learn how to use these operators effectively to filter, compare, and manipulate data in your database. Perfect for beginners and anyone looking to strengthen their SQL skills.

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Tpoint Tech Blog @TpointTechblog adicionou um novo artigo in Education & Learning
2025-08-23 05:35:10 ·

MySQL Crash Course: A Quick and Easy Tutorial

This MySQL tutorial is a complete guide to understanding and using MySQL, one of the world’s most popular relational database management systems. Perfect for beginners and aspiring developers, it covers essential concepts such as database creation, table management, SQL queries, joins, indexing, and real-world data handling. Step-by-step instructions and hands-on examples help you gain...

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