Consider the Flights relation: Flights(fino: integer, from: string, to: string, distance: integer, departs: time, arrives: time)
Write the following queries in Datalog and SQL:1999 syntax:
1. Find the fino of all flights that depart from Madison.
2. Find the .fino of all flights that leave Chicago after Flight 101 arrives in Chicago and no later than 1 hour after.
3. Find the fino of all flights that do not depart from NIadison.
4. Find aJI cities reachable frOlll l\iladison through a series of one or 1I10re connecting flights.
5. Find all cities reachable from IVladison through a chain of one or rnore connecting flights, with no 1I1Ore than 1 hour spent on any connection. (That is, every connecting flight must depart 6. Find the shortest tilne to fly frOl11 ~IIadison to i\dadras, using a chain of one or 1nore connecting flights.
7. Find the Jlno of all flights that do not depart [1'0111 ~!Iadison or a city that is reacha. ble frolIlrvladison through a chain of flights.

This first part of the film shows the early history of motion pictures. how accurate do you think the portrayal of the early motion picture industry is? why? is historical accuracy important in films and theatre productions? explain. in the scene where don is going to the party (starting at time code 14: 51), we see a street scene as he first rides with cosmo and then with kathy. what aspects did the filmmaker include to make the scene look and feel like don, cosmo, and kathy are riding in a car on a street? think about elements such as scenery, sound, props, lighting, and so on. a "talkie" picture is shown starting around time code 21: 15. how does the audience in the film react to the "talkie"? what influence do audiences have on film and theatre performances? how do film and theatre actors influence audiences? in the musical scene with cosmo (starting at time code 27: 00), how does the actor use props? what is the result? do you think the use of props effectively fulfilled the artistic vision for this musical number? why or why not?

Johnson enterprises uses a computer to handle its sales invoices. lately, business has been so good that it takes an extra 3 hours per night, plus every third saturday, to keep up with the volume of sales invoices. management is considering updating its computer with a faster model that would eliminate all of the overtime processing.

Me ajude por favor , coloquei uma senha e não consigo tira-la no chorme