query

Documentation

Overview

Package query defines methods for retrieving values from a data file.

Index

• type Comparison
• type Plan
  • func Bucket(name []byte) *Plan
  • func (b *Plan) UseIndex(name, key []byte)
• type Query
  • func (q *Query) Field(name string) *comparison
  • func (q *Query) First() interface{}
• type UseIndex

Types

type Comparison

type Comparison int

Plan defines the most efficient lookups for retrieving an item from BoltDB.

type Plan

type Plan struct {
	ItemBucket []byte
	ItemKey    []byte
	Indexes    []UseIndex
}

Plan defines the most efficient lookups for retrieving an item from BoltDB.

func Bucket

func Bucket(name []byte) *Plan

func (*Plan) UseIndex

func (b *Plan) UseIndex(name, key []byte)

type Query

type Query struct {
	Item        interface{}
	Comparisons []*comparison
}

func (*Query) Field

func (q *Query) Field(name string) *comparison

func (*Query) First

func (q *Query) First() interface{}

type UseIndex

type UseIndex struct {
	IndexBucket []byte
	IndexKey    []byte
}

Plan defines the most efficient lookups for retrieving an item from BoltDB.