This setting contains cache related configuration which is located in
settings/configuration/cache.php. We can define list cache configuration to be used within application. This setting also cache for each database connection.
config we can define list of cache configuration in an array where key should cache config name. This setting should have following configuration.
|offline||To disable this cache configuration|
|hash||Whether to hash passed key|
We can define one or more servers of memcahed with following configuration.
NOTE Configuration order need to be same as mentioned below.
|host||Host name or ip of memcached server|
|port||Port number where memcached is running. Usually, this is 11211|
|weight||Weight of the server relative to the total weight of all the servers in the pool. This controls the probability of the server being selected for operations. This is used only with consistent distribution option and usually corresponds to the amount of memory available to memcache on that server.|
redis we can define only one server. In redis server configuration order does not matter. We can configuration except
|host||Host name or ip of redis server|
|port||Port number where memcached is running. If this setting omitted then default to 6379|
|timeout||Timeout for connection, default to 1 second|
|retryInterval||After each connnection failure how miliseconds to wait for. Default is 100|
|readInterval||Read interval in second. Default is 1 second|
We can disable all cache by setting
enable = false. To disable individual cache configuraiton set
offline = false of that configuration.
When Caching is disabled then, while adding data to cache will return
false and when we fetch result always be
Database related cache configuration located in
database section where we only have mention cache configuration name as defined in
connection we can define which cache to use for which database. If we do not specify database connection here then no cache will be used for that database connection.
connection shoould list of caching for database connection where key should be database connection and its value should be cache configuration name.
Default database cache
We can define default cache for all database connnection which listed in
connection. Here setting
null will use default cache as defined for main
If we specify
null for any database connection then cache defined in
default will be used.
Notes are visible to you only and its for your use only. Its good to note a point of what you read.