Structured Query Language
• SQL stands for Structured Query Language, which enables people to create databases, add new data to them, maintain the data in them, and retrieve selected parts of the data. Developed in the 1970s at IBM, SQL has grown and advanced over the years to become the industry standard. It is governed by a formal standard maintained by the International Standards Organization (ISO). • SQL began as a language used to manipulate data in relational databases, it has evolved to be a language for manipulating data across various database technologies.
Lessons
What is SQL?
• SQL stands for Structured Query Language, which enables people to create databa…CREATING AND MODIFYING TABLES
Creating tables with CREATE TABLE • A database table looks a lot like a spreadsh…CREATE
You can apply the SQL CREATE statement to a large number of SQL objects, including schemas, domains…ALTER
As you use the table, you may discover that it’s not everything you need it to be. You can us…DROP
Removing a table from a database schema is easy. Just use a DROP TABLE<tablename> statement. …Topic Information
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- Status: Active
- Created: November 22, 2024
- Last Updated: November 23, 2024