A.It has PRIMARY KEY and UNIQUE constraints on the selected columns which had those constraints in the SALES table.

B.It will not be created because of the invalid WHERE clause.

C.It will have NOT NULL constraints on the selected columns which had those constraints in the SALES table.

D.It will not be created because the column-specified names in the SELECT and CREATE TABLE clauses do not match.

E.It is created with no rows.

A.display the total number of products supplied by supplier 102 and have product status as 'OBSOLETE'

B.display all suppliers whose list price is more than 1000

C.display the number of products whose list prices are more than the average list price

D.display all products whose minimum list price is more than the average list price of products having the status 'orderable'

E.display the minimum list price for each product status

A.Using the WHERE clause before the GROUP BY clause excludes the rows before creating groups.

B.Using the WHERE clause after the GROUP BY clause excludes the rows after creating groups.

C.The GROUP BY clause is mandatory if you are using an aggregate function in the SELECT clause.

D.If the SELECT clause has an aggregate function, then those individual columns without an aggregate function in the SELECT clause should be included in the GROUP BY cause.

E.You can use column alias in the GROUP BY clause.

A.It is applicable for equijoin and nonequijoin conditions.

B.It requires the column names to be the same in all tables used for the join conditions.

C.It is applicable for only equijoin conditions.

D.It must have primary-key and foreign key constraints defined on the columns used in the join condition.

A.SYSDATE

B.CURRENT_ TIMESTAMP

C.LOCALTIMESTAMP

D.CURRENT DATE