PREDICTION_SET 구문 PREDICTION_SET ( [ schema . ] model [ , bestN [ , cutoff ] ] [ cost_matrix_clause ] mining_attribute_clause ) 분석 구문 PREDICTION_SET ( ( OF ANOMALY | FOR "expr" ) [ , bestN [ , cutoff ] ] [ cost_matrix_clause ] mining_attribute_clause ) OVER ( mining_analytic_clause ) cost_matrix_clause::= COST { MODEL [AUTO] | ( class_value [, class_value]... ) VALUES ( ( cost_value [, cost_va.....