MAX
Aggregate function.
The MAX() function returns the maximum value in a set of values.
Syntax​
MAX(expression)
Arguments​
Arguments | Description |
---|---|
expression | Any expression |
Return Type​
The maximum value, in the type of the value.
Examples​
note
numbers(N) – A table for test with the single `number` column (UInt64) that contains integers from 0 to N-1.
mysql> SELECT MAX(*) FROM numbers(3);
+--------+
| max(*) |
+--------+
| 2 |
+--------+
mysql> SELECT MAX(number) FROM numbers(3);
+-------------+
| max(number) |
+-------------+
| 2 |
+-------------+
mysql> SELECT MAX(number) AS max FROM numbers(3);
+------+
| max |
+------+
| 2 |
+------+