About 4,670 results
Open links in new tab
  1. SQL Data Types for MySQL, SQL Server, and MS Access - W3Schools

    An SQL developer must decide what type of data that will be stored inside each column when creating a table. The data type is a guideline for SQL to understand what type of data is expected inside of …

  2. Data types (Transact-SQL) - SQL Server | Microsoft Learn

    Nov 18, 2025 · This article provides a summary of the different data types available in the SQL Server Database Engine.

  3. SQL Data Types - GeeksforGeeks

    Nov 11, 2025 · In SQL, each column must be assigned a data type that defines the kind of data it can store, such as integers, dates, text, or binary values. Choosing the correct data type is crucial for …

  4. Understanding SQL Data Types: A Complete Guide - DigitalOcean

    Jun 18, 2025 · Learn SQL data types with this comprehensive guide. Understand how to use INT, VARCHAR, DATE & more. Perfect for beginners & advanced SQL users!

  5. SQL Data Types - W3Schools

    SQL data types specify the type of data that a column or variable can hold in a SQL database. These data types include numeric, character and string, date and time, binary, boolean, enumerated, array, …

  6. Understanding SQL Data Types: A Comprehensive Guide

    Sep 18, 2024 · Having a good understanding of how data types work in SQL is essential for designing efficient, reliable, and accurate databases. Choosing the correct data type for your columns not only …

  7. SQL - Data Types - Online Tutorials Library

    An SQL data type refers to the type of data which can be stored in a column of a database table. In a column, the user can store numeric, string, binary, etc by defining data types. For example integer …

  8. SQL Data Types Explained with Examples – Beginner’s Guide 2025

    Aug 6, 2025 · Learn SQL data types with clear examples, best practices, and conversion tips. Understand INT, VARCHAR, DATE, JSON, and more for better SQL performance.

  9. What are the SQL data types? - dbt Labs

    5 days ago · The different data types in SQL are numeric, string, date, booleans, and semi-structured. This content covers the differences between them and their subcategories.

  10. SQL Data Types: A Complete Beginner’s Guide - Medium

    Aug 12, 2025 · This is where SQL data types come into play. Choosing the correct data type isn’t just about syntax; it affects storage efficiency, query performance, and even data integrity.