Please answer all questions, would greatly appreciate it.
Examine this product table's column definitions:
pid - number - primary key
pname - varchar2(50)
You must display column headings as shown:
Product ID - Product Name
Which SELECT statement does this?
SELECT pid AS "Product ID", pname AS "Product Name" FROM product;
SELECT pid "Product ID", pname "Product Name" FROM product;
SELECT pid@ProductID, pname@"Product Name" FROM product;
SELECT pid "Product_ID", pname "Product Name" FROM product;
Which SELECT statement displays all employee table columns?
SELECT * FROM employee;
SELECT FROM employee;
SELECT "empid", "empname" FROM employee;
SELECT FROM employee;
What are some of the features of Oracle Database, up to and including Oracle 19c? (Choose three)
Client-side data validation
Performance-related features
High availability
Which are DDL statements? (Choose three)
CREATE
DROP
TRUNCATE