topk-js/query_agg

topk-js / query_agg

Functions

avg()

function avg(field: string): AggregateExpression;

Calculate the average value of the given field. Parameters

Parameter	Type
`field`	`string`

Returns AggregateExpression

count()

function count(field?: string): AggregateExpression;

Count the number of non-null values for the given field. If not provided, count the number of rows in the input. Parameters

Parameter	Type
`field?`	`string`

Returns AggregateExpression

countDistinct()

function countDistinct(field: string): AggregateExpression;

Count the approximate number of distinct non-null values of the given field. Parameters

Parameter	Type
`field`	`string`

Returns AggregateExpression

max()

function max(field: string): AggregateExpression;

Find the maximum value of the given field. Parameters

Parameter	Type
`field`	`string`

Returns AggregateExpression

min()

function min(field: string): AggregateExpression;

Find the minimum value of the given field. Parameters

Parameter	Type
`field`	`string`

Returns AggregateExpression

quantile()

function quantile(field: string, q: number): AggregateExpression;

Calculate the approximate q-quantile of the given field, where q is in [0, 1]. Parameters

Parameter	Type
`field`	`string`
`q`	`number`

Returns AggregateExpression

sum()

function sum(field: string): AggregateExpression;

Sum the values of the given field. Parameters

Parameter	Type
`field`	`string`

Returns AggregateExpression

Overview

SDK Reference

topk-js/query_agg

Functions

avg()

count()

countDistinct()

max()

min()

quantile()

sum()

​Functions

​avg()

​count()

​countDistinct()

​max()

​min()

​quantile()

​sum()

Functions

avg()

count()

countDistinct()

max()

min()

quantile()

sum()