我有3列: 'GAME''PLAYER_ID 'MINUTES_PLAYED'PL/SQL:我怎樣編寫這個程序?
看起來是這樣的:
GAME ID MINUTES_PLAYED
12550788 229569 23
12500788 393438 4
12500788 458730 25
12500782 229569 10
我想找到每場比賽出場總分鐘即
ID TOTAL_MINUTES
229569 33
.
.
.
謝謝提前!
我有3列: 'GAME''PLAYER_ID 'MINUTES_PLAYED'PL/SQL:我怎樣編寫這個程序?
看起來是這樣的:
GAME ID MINUTES_PLAYED
12550788 229569 23
12500788 393438 4
12500788 458730 25
12500782 229569 10
我想找到每場比賽出場總分鐘即
ID TOTAL_MINUTES
229569 33
.
.
.
謝謝提前!
簡單地把它們加起來:
SELECT ID, SUM(MINUTES_PLAYED) AS TOTAL_MINUTES
FROM table GROUP BY ID
select id, sum(minutes_played) from tableName group by id
SELECT ID, SUM(MINUTES_PLAYED)
FROM MYTABLE
GROUP BY ID