CI_DB_Cache

CI_DB_Cache

Database Cache Class

• Class name: CI_DB_Cache
• Namespace:

Properties

$CI

public object $CI

CI Singleton

• Visibility: public

$db

public object $db

Database object

Allows passing of DB object so that multiple database connections and returned DB objects can be supported.

• Visibility: public

Methods

__construct

void CI_DB_Cache::__construct($db)

Constructor

• Visibility: public

Arguments

• $db mixed

check_path

boolean CI_DB_Cache::check_path(string $path)

Set Cache Directory Path

• Visibility: public

Arguments

• $path string - <p>Path to the cache directory</p>

read

string CI_DB_Cache::read(string $sql)

Retrieve a cached query

The URI being requested will become the name of the cache sub-folder. An MD5 hash of the SQL statement will become the cache file name.

• Visibility: public

Arguments

• $sql string

write

boolean CI_DB_Cache::write(string $sql, object $object)

Write a query to a cache file

• Visibility: public

Arguments

• $sql string
• $object object

delete

void CI_DB_Cache::delete(string $segment_one, string $segment_two)

Delete cache files within a particular directory

• Visibility: public

Arguments

• $segment_one string
• $segment_two string

delete_all

void CI_DB_Cache::delete_all()

Delete all existing cache files

• Visibility: public