NoCache: No-Op Cache

In VectrixDB: Lightweight Vector Database with Embedded Machine Learning Models

No-Op Cache

Description

Disabled cache (no caching)

Super class

VectrixDB::BaseCache -> NoCache

Methods

Public methods

• NoCache$get()

• NoCache$set()

• NoCache$delete()

• NoCache$exists()

• NoCache$clear()

• NoCache$size()

• NoCache$clone()

Inherited methods

• VectrixDB::BaseCache$delete_many()
• VectrixDB::BaseCache$get_many()
• VectrixDB::BaseCache$initialize()
• VectrixDB::BaseCache$make_key()
• VectrixDB::BaseCache$set_many()

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Method get()

Get value from cache (always returns NULL)

Usage

NoCache$get(key)

Arguments

key

Cache key

Returns

NULL

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Method set()

Set cache value (no-op)

Usage

NoCache$set(key, value, ttl = NULL)

Arguments

key

Cache key

value

Value to cache

ttl

Time-to-live in seconds (ignored)

Returns

Invisibly returns NULL

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Method delete()

Delete key from cache (always FALSE)

Usage

NoCache$delete(key)

Arguments

key

Cache key

Returns

FALSE

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Method exists()

Check if key exists (always FALSE)

Usage

NoCache$exists(key)

Arguments

key

Cache key

Returns

FALSE

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Method clear()

Clear cache (no-op)

Usage

NoCache$clear()

Returns

Invisibly returns NULL

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Method size()

Get cache size (always 0)

Usage

NoCache$size()

Returns

Integer zero

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Method clone()

The objects of this class are cloneable with this method.

Usage

NoCache$clone(deep = FALSE)

Arguments

deep

Whether to make a deep clone.

VectrixDB documentation built on Feb. 20, 2026, 5:09 p.m.