@terascope/data-mate / column/aggregations

column/aggregations

Index

Enumerations

Enumeration	Description
KeyAggregation	-
ValueAggregation	-

Interfaces

Interface	Description
FieldAgg	-

Type Aliases

KeyAggFn()

KeyAggFn: (index) => object

Parameters

Parameter	Type
index	number

Returns

object

key

key: string | undefined

value

value: unknown

Source

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

---

MakeKeyAggFn()

MakeKeyAggFn: (col) => KeyAggFn

Parameters

Parameter	Type
col	Vector<unknown>

Returns

KeyAggFn

Source

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

---

MakeValueAgg()

MakeValueAgg: (vector) => FieldAgg

Parameters

Parameter	Type
vector	Vector<unknown>

Returns

FieldAgg

Source

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

Variables

keyAggMap

const keyAggMap: Record<KeyAggregation, MakeKeyAggFn>

Source

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

---

valueAggMap

const valueAggMap: Record<ValueAggregation, MakeValueAgg>

Source

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

Functions

makeUniqueKeyAgg()

makeUniqueKeyAgg(vector, options?): KeyAggFn

Parameters

Parameter	Type
vector	Vector<any>
options?	SerializeOptions

Returns

KeyAggFn

Source

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

---

runVectorAggregation()

runVectorAggregation<V>(vector, valueAgg): V

Type parameters

Type parameter
V

Parameters

Parameter	Type
vector	Vector<any>
valueAgg	ValueAggregation

Returns

V

Source

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