Delete row ('9', '20738') from daily_volatility

ticker_id 9
day 20738
implied_open 0.2587544782221169
implied_high 0.2746289860885045
implied_low 0.2412925195690907
implied_close 0.2571670274354782
historical_open 0.2381176179958132
historical_high 0.2381176179958132
historical_low 0.2381176179958132
historical_close 0.2381176179958132
Cancel