sum() function
The sum()
function computes the sum of non-null records in a specified column.
*Function type: Aggregate
**Output data type:* Integer, UInteger, or Float (inherited from column type)
sum(column: "_value")
Parameters
column
The column on which to operate. Defaults to "_value"
.
*Data type: String*
Examples
from(bucket: "example-bucket")
|> range(start: -5m)
|> filter(fn: (r) =>
r._measurement == "cpu" and
r._field == "usage_system"
)
|> sum()