/SQL/How to use aggregate functions in sql

How to use aggregate functions in sql

This is the example.Aggregate function is AVG.production.products is the table.

SELECT
    AVG(list_price) avg_product_price
FROM
    production.products;

Source: sqlservertutorial.net

Aggregate function in sql

• Single Row Functions:(Lower, Upper, Substr, Length)
function that will run for each row and 
return value for each row.

Multiple Row Functions (Group functions, Aggregate functions):
(Count, MIN , MAX, AVG, SUM)
will run for multiple rows and return a single value

Similar codes

8 votes266 views1 answer
Alter tablespace add datafile autoextend
SQL
0 vote280 views1 answer
Sql filter rows with condition
SQL
0 vote261 views1 answer
Postgres where
SQL
0 vote307 views1 answer
Delete from table where length sql
SQL
0 vote282 views1 answer
Show the colums of table sql
SQL
3 votes291 views1 answer
How to add unique constraint in mysql table
SQL
0 vote287 views1 answer
How to select only a certain date sql
SQL
1 vote270 views1 answer
Pgsql sum switch case
SQL
0 vote274 views1 answer
Postgresql la fonction dblink_connect(unknown, unknown) n'existe pas
SQL
5 votes271 views1 answer
Oracle nls instance
SQL