Complete SQL Topics for Data Analysis
-> https://t.me/sqlspecialist/523
Today we will learn about Views:
Views in SQL are virtual tables based on the result of a SELECT query. They provide a way to simplify complex queries and encapsulate logic.
#### Creating a View:
CREATE VIEW view_name AS#### Querying a View:
SELECT column1, column2 FROM table1 WHERE condition;
Once created, you can treat a view like a regular table in your queries.
SELECT * FROM view_name;#### Updating a View:
Views can be updated if they are based on simple SELECT statements.
CREATE OR REPLACE VIEW view_name ASViews are useful for abstracting complex queries and enhancing the security of sensitive data.
SELECT new_column1, new_column2 FROM new_table WHERE new_condition;
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Hope it helps :)