Analytics Vidhya

JUNE 25, 2024

Introduction SQL is an important tool that every data scientist and data analyst should know. Its UNION statement allows you to combine the results of two or more SQL SELECT statements. We will delve into the basics of UNION and explore different […] The post Introduction to SQL Union appeared first on Analytics Vidhya.

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SQL Data Analyst Data Scientist Analytics 242

Analytics Vidhya

JUNE 11, 2024

Introduction Stored procedures are a crucial part of SQL databases. They consist of prepared SQL code that you can save and reuse. This article […] The post Stored Procedure in SQL appeared first on Analytics Vidhya. This article […] The post Stored Procedure in SQL appeared first on Analytics Vidhya.

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SQL Database Analytics Analytics 280

Analytics Vidhya

JULY 10, 2024

Introduction Ever felt like your SQL queries could use a bit of a readability boost? Enter SQL aliases. This article will discuss all the use cases of alias clauses, like renaming columns and tables and […] The post How to Use Aliases in SQL? appeared first on Analytics Vidhya.

SQL 265

SQL Analytics Analytics Database 265

Analytics Vidhya

JUNE 21, 2024

Introduction ALTER command is one of the most important SQL functions to know for database manipulation and management. In addition, ALTER TABLE […] The post SQL ALTER TABLE Statement appeared first on Analytics Vidhya. We’ll look at different ways to use the ALTER command to highlight its flexibility.

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SQL Database Analytics Analytics 264

Analytics Vidhya

JULY 4, 2024

Introduction If you are a data scientist or analyst, data formatting in SQL is a crucial skill to know. The FORMAT() function in the SQL server helps you customize the appearance of dates, times, numbers, […] The post What is FORMAT() Function in SQL? appeared first on Analytics Vidhya.

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SQL Data Scientist Analytics Analytics 271

Analytics Vidhya

JULY 3, 2024

Introduction Keys are an important part of SQL, and the primary, foreign, and candidate keys hold a significant value. Further in […] The post What are the SQL Alternate Keys? The alternate key holds are crucial, yet we often overlook their importance. Intriguing right?

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SQL Database Analytics Analytics 295

Analytics Vidhya

JULY 3, 2024

Structured Query Language (SQL) has a function to help you with this. The SQL GRANT command lets you assign specific permissions to different users. This allows you to control how they interact with the […] The post What is Grant Command in SQL? appeared first on Analytics Vidhya.

SQL 271

SQL Database Analytics Analytics 271

Analytics Vidhya

JULY 7, 2024

Introduction TCL (Transaction Control Language) commands are crucial in SQL overseeing changes enacted by DML (Data Manipulation Language) statements. TCL […] The post What are the TCL Commands in SQL? This article explores the main TCL commands, their functions, and their practical uses. appeared first on Analytics Vidhya.

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SQL Database Administration Database Analytics 299

Analytics Vidhya

JUNE 13, 2024

In SQL, you work […] The post ROW_NUMBER() Function in SQL appeared first on Analytics Vidhya. The ROW_NUMBER function is similar to appending numbers to the list for each item in the order you jotted them down. This means you can refer to individual entries by their digit instead of going through them again.

SQL 269

SQL Analytics Analytics 269

Analytics Vidhya

JUNE 10, 2024

Introduction In SQL, comparison operators are crucial for querying databases. The SQL Not Equal operator is one of the most used. Whether […] The post Understanding SQL Not Equal Operator appeared first on Analytics Vidhya. They help compare values and filter data based on conditions.

SQL 273

SQL Database Analytics Analytics 273

Analytics Vidhya

JUNE 3, 2024

Introduction In SQL and database management, efficiently querying and retrieving data is paramount. Unlike basic string functions, CONTAINS enables complex queries and patterns, making it a powerful asset for developers and database administrators. […] The post What is CONTAINS in SQL? appeared first on Analytics Vidhya.

SQL 300

SQL Database Administration Database Analytics 300

Analytics Vidhya

JUNE 20, 2024

Introduction SQL is an essential tool to know for anybody working with data. In this article, we are going to see one of the fundamentals of SQL, the SELECT statement. It comes with a range of functions that make querying in databases, a breeze.

SQL 272

SQL Database Analytics Analytics 272

Analytics Vidhya

JUNE 18, 2024

SQL can help! In this article, we’ll explore how to use SQL queries like JOIN, UNION, etc. Overview Let’s dive […] The post 11 Ways to Merge Tables in SQL appeared first on Analytics Vidhya. Introduction Ever wonder how to get a complete picture of your company from different databases?

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SQL Database Analytics Analytics 289

Analytics Vidhya

JULY 18, 2024

Introduction Think of SQL string functions as a Swiss Army knife for working with text in databases. They’re the go-to tools to slice, dice, clean up, or transform text data.

SQL 255

SQL Database Analytics Analytics 255

Analytics Vidhya

JUNE 21, 2024

Introduction An extensive explanation of SQL Data Manipulation Language (DML) commands is given in this article. DML commands are essential for managing and changing data in databases.

SQL 278

SQL Database Analytics Analytics 278

Analytics Vidhya

JULY 1, 2024

Introduction SQL is easily one of the most important languages in the computer world. SQL plays a significant role including analyzing complex data, creating data pipelines, and efficiently managing data warehouses. However, writing optimized SQL queries can often […] The post How to Build a SQL Agent with CrewAI and Composio?

SQL 264

SQL Data Warehouse Data Pipeline Database 264

Analytics Vidhya

JULY 5, 2024

SQL’s DESCRIBE (or DESC in some database systems) command gives you to become a data detective, peering into the internal makeup of your tables and extracting valuable information. DESCRIBE is a non-destructive statement used to […] The post SQL DESCRIBE: Unveiling the Secrets of Your Tables appeared first on Analytics Vidhya.

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SQL Database Analytics Analytics 303

Analytics Vidhya

JULY 11, 2024

Just as a society thrives when everyone abides by its laws, a database remains accurate and consistent when its data adheres […] The post What are Integrity Constraints in SQL? appeared first on Analytics Vidhya.

SQL 278

SQL Database Analytics Analytics 278

Analytics Vidhya

JUNE 20, 2024

Introduction In this article, we examine the fundamental SQL BETWEEN operator and examine its applications, requirements, and adaptability to different kinds of data.

SQL 263

SQL Analytics Analytics Database 263

Analytics Vidhya

JUNE 13, 2024

This guide explains what `DENSE_RANK()` is, how it operates, and when to use it effectively […] The post Understanding DENSE_RANK in SQL appeared first on Analytics Vidhya. One ranking function called `DENSE_RANK()` is useful because it assigns ranks to rows without leaving any empty spaces or gaps.

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SQL Database Analytics Analytics 275

Analytics Vidhya

JUNE 23, 2024

Introduction Data Control Language (DCL) commands are fundamental in SQL for managing access and permissions within the database. Overview Applications of DCL Commands Let’s start […] The post What are SQL DCL(Data Control Language) Commands? appeared first on Analytics Vidhya.

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SQL Database Administration Database Analytics 287

Analytics Vidhya

JUNE 24, 2024

The “CREATE TABLE” statement in SQL is like building a new drawer in that cabinet. SQL also lets you copy […] The post Guide to SQL CREATE TABLE Statement and Table Operations appeared first on Analytics Vidhya.

SQL 273

SQL Analytics Analytics Database 273

Analytics Vidhya

JULY 4, 2024

SQL’s Data Control Language (DCL) empowers you with the essential tools to control user privileges, ensuring only specific people can access and control database items. Overview DCL: The Gatekeeper […] The post Understanding Grant and Revoke in SQL: Managing Database User Permissions appeared first on Analytics Vidhya.

SQL 271

SQL Database Analytics Analytics 271

Analytics Vidhya

MAY 1, 2024

Introduction Ever feel stuck when reports demand complex SQL queries? Here’s the perfect solution: combining classic SQL skills with the power of AI assistants like ChatGPT and Gemini. Let’s explore 15 examples of using ChatGPT for SQL!

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SQL Analytics Analytics AI 279

Analytics Vidhya

JANUARY 17, 2024

Introduction Structured Query Language (SQL) is a powerful tool for managing and manipulating relational databases. In this blog post, we’ll delve into the intricacies of the SQL DATEDIFF function, exploring its syntax, use cases, and […] The post SQL DATEDIFF function appeared first on Analytics Vidhya.

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SQL Database Analytics Analytics 257

KDnuggets

JUNE 10, 2024

Learn SQL and databases through free courses, tutorials, tools, guides, books, practice exercises, projects, awesome lists, and other resources.

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SQL Database 335

Analytics Vidhya

JULY 15, 2024

That’s where the SQL REPLACE function comes in handy! Imagine you have a typo scattered throughout your data—REPLACE can handle […] The post 6 Practical Ways to Clean Up Your Database Using SQL REPLACE() appeared first on Analytics Vidhya. Introduction Ever had a bunch of text in your database that needed a quick fix?

SQL 280

SQL Database Analytics Analytics 280

Analytics Vidhya

JUNE 10, 2024

Introduction SQL (Structured Query Language) is an important topic to understand while working with databases. This article introduces […] The post How to Use DDL Commands in SQL appeared first on Analytics Vidhya. It allows us to interact with databases efficiently.

SQL 274

SQL Database Analytics Analytics 274

Analytics Vidhya

JUNE 18, 2024

Introduction If you’re someone who works with data, I’m sure you often use Structured Query Language (SQL). Be it in data science, database management, or backend development, SQL is an essential tool that everyone needs. Is it […] The post Is SQL a Programming Language or a Scripting Language?

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SQL Database Data Science Analytics 250

Analytics Vidhya

JANUARY 16, 2024

Introduction Structured Query Language (SQL) is a cornerstone in database management, offering robust functions to manipulate and retrieve data. Among these functions, the COALESCE function in SQL emerges as a powerful tool for handling NULL values efficiently.

SQL 255

SQL Database Analytics Analytics 255

Analytics Vidhya

JULY 11, 2024

Are you eager […] The post How to Implement Normalization with SQL? A database functions better when its data is well structured and clutter-free, just like your garage does when it is kept tidy. appeared first on Analytics Vidhya.

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SQL Database Analytics Analytics 202

KDnuggets

MAY 31, 2024

SQL seems like a data science underdog compared to Python and R. However, it’s far from it. I’ll show you here how you can use it as a data scientist.

Data Scientist 340

Data Scientist SQL Data Science Python 340

Analytics Vidhya

JUNE 19, 2024

The NOT IN operator in SQL acts like a filter to help you find exactly what you’re looking for. By using the […] The post SQL `NOT IN` Operator: Usage, Pitfalls, and Best Practices appeared first on Analytics Vidhya. Introduction In simpler terms, imagine you have a giant list of information.

SQL 257

SQL Analytics Analytics 257

Analytics Vidhya

JANUARY 17, 2024

Introduction Structured Query Language (SQL) is the cornerstone of database management, enabling users to interact with and manipulate data efficiently. One of the fundamental functions in SQL is COUNT, a powerful tool that provides valuable insights into the size of datasets.

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SQL Database Analytics Analytics 260

Analytics Vidhya

JANUARY 10, 2024

Introduction The ON clause in SQL needs to be more understood and utilized. It plays a crucial role in SQL joins and can significantly impact the performance and accuracy of your queries. This comprehensive guide delves into the intricacies of […] The post ON Clause in SQL appeared first on Analytics Vidhya.

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SQL Analytics Analytics Python 258

Analytics Vidhya

JUNE 24, 2024

Introduction SQL is the most sought-after language for data manipulation and database management. In this article, I will introduce you to one of the main functions used in SQL – the NOT EQUAL operator. It comes with a wide range of built-in functions catering to a variety of data editing tasks.

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SQL Database Analytics Analytics 259

KDnuggets

JUNE 26, 2024

Learning SQL in 2024 is essential as it remains the most in-demand skill for data professionals, enabling efficient management and analysis of large datasets.

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SQL 283