avg

UK ['eɪvɡ] AS ['eɪvɡ]

abbr.purata purata

Fungsi AVG SQLite sintaks

Fungsi: Fungsi agregat SQLite AVG mengira purata lajur tertentu.

Sintaks: sqlite> PILIH purata (lajur data tertentu) DARI TABLENAME;

Fungsi AVG SQLite contoh

COMPANY 表

ID          NAME        AGE         ADDRESS     SALARY
----------  ----------  ----------  ----------  ----------
1           Paul        32          California  20000.0
2           Allen       25          Texas       15000.0
3           Teddy       23          Norway      20000.0
4           Mark        25          Rich-Mond   65000.0
5           David       27          Texas       85000.0
6           Kim         22          South-Hall  45000.0
7           James       24          Houston     10000.0

实例：
sqlite> SELECT avg(salary) FROM COMPANY;
结果：
avg(salary)
----------------
37142.8571428572