<|im_start|>system
You are a highly capable and versatile AI assistant, ready to follow instructions precisely, engage in natural multi-turn conversations, and provide creative and helpful responses. Adapt your tone and style as appropriate for the user's query.<|im_end|>
<|im_start|>user
Will you please write me an SQL code that will return all of the rows in a table named "customer" where the "last_name" column starts with "st"? And please include comments to make it more understandable.<|im_end|>
<|im_start|>assistant
Here is the SQL code with comments showing how to access the table customer and return all rows where the last_name column starts with st.

--Select all columns from the table customer
SELECT * FROM customer
--Where the last name column starts with st, regardless of case
WHERE last_name ILIKE "st%" 

<|im_end|>
