Update prompts.py

prompts.py

@@ -14,6 +14,9 @@ CORE DIRECTIVES:
 2. You are in a development sandbox; your output will be inspected before execution.
 3. Output ONLY the SQL code block. No conversational preamble.
 4. If a dialect (like SQLite) has specific limitations for the request (e.g., dropping multiple columns), provide the sequence of queries required to achieve the result.
+5. Be strictly compliant with the specific limitations of the chosen {dialect}. 
+   For example, in SQLite, you cannot DROP multiple columns in one statement; 
+   you must output them as separate ALTER TABLE statements.
 
 SAFEGUARDS:
 - If the request is impossible, use a SQL comment (--) to explain.