base

Documentation

Index

• type Aggregator
• type ApplyFunc
• type Column
• type DType

Types

type Aggregator

type Aggregator string

Aggregator defines the constant identifiers for the aggregator functions

const (
	// Max will return the maximum of a series
	MAX Aggregator = "MAX"

	// Min will return the minimum of a series
	MIN Aggregator = "MIN"

	// SUM will return the total of a series
	SUM Aggregator = "SUM"

	// AVG will return the average of a series
	AVG Aggregator = "AVG"
)

type ApplyFunc

type ApplyFunc func(val interface{}) (interface{}, error)

ApplyFunc takes in any value and return another value alongside an error if encountered

type Column

type Column struct {
	Name     string
	Dtype    DType
	ColIndex int
}

Column includes the Column name and type information

type DType

type DType string

DType contains the supported data type definitions

const (
	// Object is Text or mixed numeric values
	Object DType = "Object"
	// Int is int typed numeric values
	Int DType = "Int"
	// Float is float64 typed floating point values
	Float DType = "Float"
	// Bool is True/False values
	Bool DType = "Bool"
	// DateTime is Date and Time values
	DateTime DType = "DateTime"
)