// InsertContEST_ENTRY adds a new contest_entry to the CONTEST_ENTRY table.

CreatePlayerS adds a new players to the PLAYERS table and returns the generated ID.

GetContestByPlayerId retrieves a contest data by Player ID.

GetPlayerSByID retrieves a players by their ID.

InitializeDatabase creates the necessary tables if they don't exist.

InsertContest adds a new contest data to the CONTEST_DATA table.

Player represents a player in the game.