How can I analyze data using SQL?
You can analyze data using SQL by writing queries to select, filter, and aggregate data from your database.
What are some common SQL functions for data analysis?
Common SQL functions include COUNT, SUM, AVG, MIN, and MAX, which help summarize data.
Can you show me an example of a SQL query for data analysis?
Sure! A simple example is: SELECT AVG(salary) FROM employees WHERE department = 'Sales';
This calculates the average salary in the Sales department.
How do I join multiple tables in SQL for analysis?
You can use JOIN clauses, like INNER JOIN or LEFT JOIN, to combine data from multiple tables based on a related column.
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