pypycodecoder/dbis_lab1_noms

A program for working with structured files with index-arbitrary access without using a DBMS

A script to demonstrate how the program works and understand the command syntax:

1. Input 5 master records

insert-m 1 Universal_Pictures

insert-m 2 Paramount_Pictures

insert-m 3 Warner_Bros.

insert-m 4 Walt_Disney_Studios

insert-m 5 Sony_Picturs

2. For 3 master records, enter 1, 2, and 3 slave records

insert-s 1 1 Kung_Fu_Panda_4 85000000

insert-s 2 1 Oppenheimer 100000000

insert-s 3 1 Despicable_Me_4 70000000

insert-s 4 3 Inception 1600000000

insert-s 5 3 Barbie 145000000

insert-s 6 5 Spider-Man:_Across_the_Spider-Verse 125000000

3. ut-m, ut-s

ut-m

ut-s

4. Delete a master record with two slaves

del-m 3

5. Delete a slave record from a master record with 3 slaves

del-s 3 1

6. ut-m, ut-s

ut-m

ut-s

7. Enter another master record and a slave record to it

insert-m 6 20th_Century_Studios

insert-s 7 6 Ford_v_Ferrari 97000000

8. ut-m, ut-s

ut-m

ut-s

9. Update the master record field and the slave record field

update-m 5 Sony_Pictures

update-s 2 1 _ 160000000

10. ut-m, ut-s

ut-m

ut-s