MAX¶
Returns the maximum values
Syntax¶
-- As an aggregate
MAX( expr )
-- As a window function
MAX ( expr ) OVER (
[ PARTITION BY value_expression [, ...] ]
[ ORDER BY value_expression [ ASC | DESC ] [ NULLS { FIRST | LAST } ] [, ...] ]
[ frame_clause ]
)
Arguments¶
Parameter |
Description |
---|---|
|
Value expression |
Returns¶
Return type is dependant on the argument.
Notes¶
NULL
values are ignored
Examples¶
For these examples, assume a table named nba
, with the following structure:
CREATE TABLE nba
(
"Name" TEXT,
"Team" TEXT,
"Number" TINYINT,
"Position" TEXT,
"Age" TINYINT,
"Height" TEXT,
"Weight" REAL,
"College" TEXT,
"Salary" FLOAT
);
Here’s a peek at the table contents (Download nba.csv
):
Name |
Team |
Number |
Position |
Age |
Height |
Weight |
College |
Salary |
---|---|---|---|---|---|---|---|---|
Avery Bradley |
Boston Celtics |
0.0 |
PG |
25.0 |
6-2 |
180.0 |
Texas |
7730337.0 |
Jae Crowder |
Boston Celtics |
99.0 |
SF |
25.0 |
6-6 |
235.0 |
Marquette |
6796117.0 |
John Holland |
Boston Celtics |
30.0 |
SG |
27.0 |
6-5 |
205.0 |
Boston University |
|
R.J. Hunter |
Boston Celtics |
28.0 |
SG |
22.0 |
6-5 |
185.0 |
Georgia State |
1148640.0 |
Jonas Jerebko |
Boston Celtics |
8.0 |
PF |
29.0 |
6-10 |
231.0 |
5000000.0 |
|
Amir Johnson |
Boston Celtics |
90.0 |
PF |
29.0 |
6-9 |
240.0 |
12000000.0 |
|
Jordan Mickey |
Boston Celtics |
55.0 |
PF |
21.0 |
6-8 |
235.0 |
LSU |
1170960.0 |
Kelly Olynyk |
Boston Celtics |
41.0 |
C |
25.0 |
7-0 |
238.0 |
Gonzaga |
2165160.0 |
Terry Rozier |
Boston Celtics |
12.0 |
PG |
22.0 |
6-2 |
190.0 |
Louisville |
1824360.0 |
Simple Minimum, Maximum on numeric columns¶
t=> SELECT MIN("Age"), MAX("Age") FROM nba;
min | max
----+----
19 | 40
Minimum and maximum on text columns¶
t=> SELECT MIN("Name"), MAX("Name") FROM nba;
min | max
-------------+--------------
Aaron Brooks | Zaza Pachulia
Combine MAX with GROUP BY¶
t=> SELECT "Team", MAX("Salary") FROM nba GROUP BY 1 ORDER BY 2 DESC LIMIT 5;
Team | max
--------------------+---------
Los Angeles Lakers | 25000000
Cleveland Cavaliers | 22970500
New York Knicks | 22875000
Houston Rockets | 22359364
Miami Heat | 22192730