ocr: TABLE 1. a a Class Metadata Structures SISTABLES table: TABLE NAME CUSTOMER ORDER ITEM SYSCLASS table: TABLE NAME CLASS NAMS CUSTOMER PRERERRED CUSTOMER CUSTOMER REGULAR CUSTOMER ORDER COD_ORDER ORDER REFALDURDER COMPONENT table: CLASS NAME SUPERCLASS_NAME SISJUNCTION table: CLASS NAME BEHAVIOR NAXE COD_ORDER SHECK_INVENZORY REGULAR-CUSTOMER PLACE ORDER SISBEHAVIOR table: BBBAVIORNAME BEHAVIOR CHECK INVENTORY Select count(). from item where iten tame PLACE ORDER Insert into order. values ADD_CUSTOMER CHREGRE.AGECERKORErCO8 CBECK CREDIT customer. checkCredit( )