This is the database:

nswer the following questions. 1. (10 points) Write an SQL statement to find the information of a client named 'Peter Smith'. Show the client's id, name, phone number, and address. 2. (10 points) A video is defined to be a short video if its length is shorter than 2. Write an SQL statement to find all the short videos and show the video code of all such short videos. 3. (10 points) Write an SQL statement to find all the sites that are located on 'University Dr'. Note that an address consists of both the street name and street no. Show the site's code, type, address, and phone number. 4. (10 points) Write an SQL statement to find the administrators who administers at the site with site code 111. Show such administers' id, name, and gender information. 5. (10 points) Write an SQL statement to find the clients who ever purchased packages from the salesman named 'John'. Show such employees' id, the clients' id, name, and phone information. 6. (10 points) Write an SQL statement to find the digital displays that locate at the site with site code 112. Show the digital display's serial numbers. 7. (10 points) Write an SQL statement to find the digital displays that locate at the site with site code 112. Show the distinct schedule systems of such displays. 8. (10 points) Find the information of all the technical supports who specializes in repairing at least one digital display with "Random" scheduler system. You should return the empld and the name for such technical supports. 9. (10 points) Find the videos that are broadcasted at site 111, but not site 112. Show the code and length of such videos. 10. (10 points) Find the salesman who sold packages with the highest commission rate from the purchase. Show the highest commission rate, and the ids and names of such employees. irading criteria: - Please use ONE and ONLY ONE SQL statement to answer each question. (a single SQL statement can have multiple lines.) 1. Video (videoCode: integer, videolength: integer) 2. Model (modelNo: char(10), width: numeric (6,2), height: numeric (6,2), weight: numeric (6,2), depth: numeric (6,2), screenSize: numeric (6,2)) 3. Site (siteCode: integer, type: varchar (16), address: varchar(100), phone: varchar(16)) 4. DigitalDisplay (serialNo: char(10), schedulerSystem: char(10), modelNo: char(10)) Foreign key: modelNo references Model (modelNo) 5. Client (clientld: integer, name: varchar (40), phone: varchar (16), address: varchar (100)) 6. TechnicalSupport (empld: integer, name: varchar (40), gender: char (1)) 7. Administrator (empld: integer, name: varchar (40), gender: char (1)) 8. Salesman (empld: integer, name: varchar (40), gender: char (1)) 9. AirtimePackage (packageld: integer, class: varchar (16), startDate: date, lastDate: date, frequency: integer, videoCode: integer) 10. AdmWorkHours (empld: integer, day: date, hours: numeric (4,2) ) Foreign key: empld references Administrator (empld) 11. Broadcasts (videoCode: integer, siteCode: integer) Foreign key: videoCode references Video (videoCode) Foreign key: siteCode references Site (siteCode) 12. Administers (empld: integer, siteCode: integer) Foreign key: empld references Administrator (empid) Foreign key: siteCode references Site (siteCode) 13. Specializes (empld: integer, modelNo: char(10)) Foreign key: empld references TechnicalSupport (empld) Foreign key: modelNo references Model (modelNo) 14. Purchases (clientld: integer, empld: integer, packageld: integer, commissionRate: numeric (4,2)) Foreign key: clientld references Client (clientld) Foreign key: empld references Salesman (empld) Foreign key: packageld references AintimePackage (packageld) 15. Locates (serialNo: char (10), siteCode: integer) Foreign key: serialNo references DigitalDisplay (serialNo) Foreign key: siteCode references Sitte (siteCode)