Calling: search_ticker - query="apple"

Calling: query_metrics - sql="SELECT close FROM metrics WHERE ticker = 'AAPL' AND metric_name = 'close' AND period_type = 'daily' ORDER BY as_of DESC LIMIT 1", description="Get current Apple stock price." Error: Query failed: SQLite3::SQLException: no such column: close: SELECT close FROM metrics WHERE ticker = 'AAPL' AND metric_name = 'close' AND period_type = 'daily' ORDER BY as_of DESC LIMIT 1 ^

Calling: query_metrics - description="List columns in metrics table to troubleshoot.", sql="PRAGMA table_info(metrics)" Error: SQL must be a SELECT statement.

Calling: query_metrics - description="Fetch Apple stock price using the correct query pattern.", sql="SELECT value FROM metrics WHERE ticker = 'AAPL' AND metric_name = 'close' AND period_type = 'daily' ORDER BY as_of DESC LIMIT 1"