mongocache

Documentation

Overview

Package mongocache implements the presto.Cache interface using a mongodb database for persistent storage.

Index

• type MongoCache
  • func New(client *mongo.Client, database string, collection string) *MongoCache
  • func (cache *MongoCache) Get(key string) string
  • func (cache *MongoCache) Set(key string, value string) *derp.Error
• type Record

Types

type MongoCache

type MongoCache struct {
	// contains filtered or unexported fields
}

MongoCache represents a single database connection

func New

func New(client *mongo.Client, database string, collection string) *MongoCache

New returns a fully initialized mongodb cache

func (*MongoCache) Get

func (cache *MongoCache) Get(key string) string

Get retrieves a single value from the cache. If the value does not exist in the cache, then "" is returned

func (*MongoCache) Set

func (cache *MongoCache) Set(key string, value string) *derp.Error

Set adds/updates a value in the cache.

type Record

type Record struct {
	ID    primitive.ObjectID `bson:"_id"`
	Key   string             `bson:"key"`
	Value string             `bson:"value"`
}

Record represents the key/value pair that is written into the mongodb cache.