```json { "action": "tool_call", "reasoning": "I have the column names and types from inspect_columns, but I need to get ALL 61 columns (the result was truncated at 50). I'll query the metadata to get the complete list with descriptions.", "tool": "query_sql", "args": { "sql": "SELECT column_name, phys_type, semantic_role, rough_kind FROM analytics.column_overview WHERE table_name = 'raw.all_ai_models' ORDER BY column_name", "purpose": "Get complete list of all 61 columns with their types and semantic roles", "source": "raw" } } ```