How do I create an index in SQL?
An example of an AI chatbot conversation about creating an index in SQL.
How do I create an index in SQL?
To create an index in SQL, you can use the CREATE INDEX statement. For example: CREATE INDEX index_name ON table_name (column_name);
What are the benefits of using an index?
Indexes improve the speed of data retrieval operations on a database table, making queries faster.
Can I create an index on multiple columns?
Yes, you can create a composite index on multiple columns using: CREATE INDEX index_name ON table_name (column1, column2);
Are there any downsides to using indexes?
Yes, while indexes speed up read operations, they can slow down write operations like INSERT, UPDATE, and DELETE.
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