max — maximum value of input values
max(number) -> number
The max aggregate function computes the maximum value of its input.
Maximum value of simple sequence:
echo '1 2 3 4' | zq -z 'max(this)' -
=>
4
Continuous maximum of simple sequence:
echo '1 2 3 4' | zq -z 'yield max(this)' -
=>
1
2
3
4
Unrecognized types are ignored:
echo '1 2 3 4 "foo"' | zq -z 'max(this)' -
=>
4