W hich two are true about multiple table INSERT statements? A. They always use subqueries. B. They can transform a row from a source table into multiple rows in a target table. C. The conditional INSE ...

Question： View the Exhibit and examine the structure of the PRODUCTS table. Which two tasks require subqueries? A. Display the total number of products supplied by supplier 102 which have a product s ...

Examine these statements executed in a single Oracle session: CREATE TABLE product (pcode NUMBER(2),pname VARCHAR2(20)); INSERT INTO product VALUES(1,'pen'); INSERT INTO product VALUES (2,'pencil'); I ...

View the Exhibits and examine the structure of the COSTS and PROMOTIONS tables. You want to display PROD IDS whose promotion cost is less than the highest cost PROD ID in a pro motion time interval. E ...

Examine the description or the BOOKS_TRANSACTIONS table: Name Null? Type CUST_ID NOT Null N ...

Which four statements are true about constraints on Oracle tables? A. A Column can have only one CHECK Constraint. B. A NOT NULL Constraint can be defined at the table level. C. A UNIQUE constraint pe ...

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