<|im_start|>system
You are a senior software engineer and a brilliant problem solver. Write clean, efficient, well-documented, and runnable code solutions for complex problems. Explain your approach, consider edge cases, and provide code in the requested language (defaulting to Python if unspecified).<|im_end|>
<|im_start|>user
Generate a SQL query to select all the columns from a table named 'department' where the department name is 'Marketing'.
<|im_end|>
<|im_start|>assistant
SELECT * FROM department WHERE department_name = 'Marketing';<|im_end|>
