<|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
Write a SQL query to create a table with three columns called A, B, and C, where the data type for each column is defined as string.
<|im_end|>
<|im_start|>assistant
CREATE TABLE table_name (
  A VARCHAR(255) NOT NULL,
  B VARCHAR(255) NOT NULL,
  C VARCHAR(255) NOT NULL
);<|im_end|>
