Given a table of cricket teams, find all possible match fixtures without repetition (Ind vs NZ and NZ vs Ind count as the same fixture).
Asked in the Round 2: Client Interview (PySpark + SQL) stage.
team_1, team_2| Column | Type | Description |
|---|---|---|
| team_idPK | INT | Unique identifier for each cricket team |
| team_name | VARCHAR(100) | Cricket team name |
| country_code | VARCHAR(10) | Optional short country or board code |