Initial commit

2026-07-12 14:34:52 +04:00
commit 3abf6bd9c2
557 changed files with 68706 additions and 0 deletions
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+@startuml
+' Entities definition
+entity "Genres" as genres {
+    + genre_id: INTEGER [PK]
+    --
+    genre_name: TEXT [UNIQUE, NOT NULL]
+}
+
+entity "Movies" as movies {
+    + movie_id: INTEGER [PK]
+    --
+    title: TEXT [NOT NULL]
+    genre_id: INTEGER [FK]
+    duration: INTEGER [CHECK > 0]
+}
+
+entity "Halls" as halls {
+    + hall_id: INTEGER [PK]
+    --
+    hall_name: TEXT [NOT NULL, UNIQUE]
+    capacity: INTEGER [CHECK > 0]
+}
+
+entity "Sessions" as sessions {
+    + session_id: INTEGER [PK]
+    --
+    movie_id: INTEGER [FK]
+    hall_id: INTEGER [FK]
+    session_time: DATETIME [NOT NULL]
+    ticket_price: REAL [CHECK >= 0]
+}
+
+entity "Tickets" as tickets {
+    + ticket_id: INTEGER [PK]
+    --
+    session_id: INTEGER [FK]
+    seat_number: INTEGER [CHECK > 0]
+    sold_at: TIMESTAMP [DEFAULT CURRENT_TIMESTAMP]
+}
+
+' Relationships
+genres ||--o{ movies : "1 to Many"
+movies ||--o{ sessions : "1 to Many"
+halls ||--o{ sessions : "1 to Many"
+sessions ||--o{ tickets : "1 to Many"
+
+@enduml