How can I use parameters in my queries?
You can use parameters in your queries to filter results, making them more specific and efficient.
Can you give me an example of a query with parameters?
Sure! For instance, in SQL, you might use: SELECT * FROM users WHERE age > ?
where ?
is a parameter.
What types of parameters can I use?
You can use various types like integers, strings, dates, and even complex objects depending on the database.
How do I handle multiple parameters in a single query?
You can combine them using AND/OR operators, like SELECT * FROM users WHERE age > ? AND city = ?
.
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