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« W3Schools Home Next Chapter » SQL SQL is a standard language for accessing databases. Our SQL tutorial will teach you how to use SQL to access and manipulate data in: MySQL, SQL Server, Access, Oracle, Sybase, DB2, and other database systems....
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1. W3Schools SQL Tutorial: W3Schools provides a comprehensive tutorial on SQL that covers the basics...
In this tutorial, we will use semicolon at the end of each SQL statement.Some of The Most Important SQL CommandsSELECT - extracts data from a database UPDATE - updates data in a database DELETE - deletes data from a database INSERT INTO - inserts new data into a database CREATE DATA...
W3Schools: SQL Tutorial Mozilla Developer Network: SQL Guide SQLBolt: Interactive SQL Lessons 书籍推荐 《SQL 必知必会》 《SQL 烹饪书》 《SQL 实战指南》 实践项目 尝试自己创建数据库并进行各种操作。 参与开源项目,了解如何在真实环境中使用 SQL。 完成一些在线的 SQL 练习和挑战,如 LeetCode 上的 SQL ...
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