@terascope/data-mate / column/aggregations

column/aggregations

Enumerations

Enumeration	Description
KeyAggregation	-
ValueAggregation	-

Interfaces

Interface	Description
FieldAgg	-

Type Aliases

KeyAggFn()

KeyAggFn = (index) => object

Defined in: data-mate/src/column/aggregations.ts:202

Parameters

Parameter	Type
index	number

Returns

object

key

key: string | undefined

value

value: unknown

---

MakeKeyAggFn()

MakeKeyAggFn = (col) => KeyAggFn

Defined in: data-mate/src/column/aggregations.ts:206

Parameters

Parameter	Type
col	Vector<unknown>

Returns

KeyAggFn

---

MakeValueAgg()

MakeValueAgg = (vector) => FieldAgg

Defined in: data-mate/src/column/aggregations.ts:36

Parameters

Parameter	Type
vector	Vector<unknown>

Returns

FieldAgg

Variables

keyAggMap

const keyAggMap: Record<KeyAggregation, MakeKeyAggFn>

Defined in: data-mate/src/column/aggregations.ts:208

---

valueAggMap

const valueAggMap: Record<ValueAggregation, MakeValueAgg>

Defined in: data-mate/src/column/aggregations.ts:38

Functions

makeUniqueKeyAgg()

makeUniqueKeyAgg(vector, options?): KeyAggFn

Defined in: data-mate/src/column/aggregations.ts:229

Parameters

Parameter	Type
vector	Vector<any>
options?	SerializeOptions

Returns

KeyAggFn

---

runVectorAggregation()

runVectorAggregation<V>(vector, valueAgg): V

Defined in: data-mate/src/column/aggregations.ts:46

Type Parameters

Type Parameter
V

Parameters

Parameter	Type
vector	Vector<any>
valueAgg	ValueAggregation

Returns

V