Class RedisCache

Cache LLM results using Redis.

Hierarchy

BaseCache
- RedisCache

Index

Constructors

Properties

redisClient ttl?

Methods

Constructors

constructor

new RedisCache(redisClient, config?): RedisCache
Parameters
- redisClient: Redis
- Optional config: {
  ttl?: number;
  }
  - Optional ttl?: number
Returns RedisCache
Overrides BaseCache.constructor
- Defined in langchain/src/cache/ioredis.ts:17

Properties

`Protected` redisClient

redisClient: Redis

`Protected` `Optional` ttl

ttl?: number

Methods

lookup

lookup(prompt, llmKey): Promise<null | Generation[]>
Retrieves data from the Redis server using a prompt and an LLM key. If the data is not found, it returns null.
Parameters
- prompt: string
  
  The prompt used to find the data.
- llmKey: string
  
  The LLM key used to find the data.
Returns Promise<null | Generation[]>
The corresponding data as an array of Generation objects, or null if not found.
Overrides BaseCache.lookup
- Defined in langchain/src/cache/ioredis.ts:35

update

update(prompt, llmKey, value): Promise<void>
Updates the data in the Redis server using a prompt and an LLM key.
Parameters
- prompt: string
  
  The prompt used to store the data.
- llmKey: string
  
  The LLM key used to store the data.
- value: Generation[]
  
  The data to be stored, represented as an array of Generation objects.
Returns Promise<void>
Overrides BaseCache.update
- Defined in langchain/src/cache/ioredis.ts:58

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