When we see the cache management grid description itself we come to know the cache type usage. It is clearly described from the description column itself. Also for each cache type we come to know what is the tag name declared in cache files.
- Configuration: In magento whatever configuration related files are merged as tagged format & it stored in cache. In case if we update any configuration related changes then we need to clear this cache. So that updated value will be stored in cache & it will be maintained for further purpose in website level. Ex: config.xml , system.xml, configuration which we save in DB, etc are stored in a name of mage—<UNIQUEVALUE MD5>_CONFIG_…..
- Layouts : All layout xml file values are merged and stored into this cache type. The name of the cache file seems mage—<UNIQUEVALUE MD5>_LAYOUT_GENERAL_CACHE_TAG_…..
- Blocks HTML output: This is for HTML output. This contain the each page block as HTML output and stored into Cache. Whenever block level changes if we done but not reflect in a front end then clear this cache type. The name of the cache file seems mage—<UNIQUEVALUE MD5>_BLOCK_HTML_…..
- Collections Data: Magento object/Collection data store into cache. So whenever we need to specific collection we can get it from cache. But this should update whenever newer collection if you need. The name of the cache file seems mage—<UNIQUEVALUE MD5>_COLLECTION_DATA…
- Reflection Data/Integrations API Configuration/Integrations Configuration/Web Services Configuration: API integration related data will be stored in Cache. The name of the cache file seems
- mage—<UNIQUEVALUE MD5>_REFLECTION_…..
- mage—<UNIQUEVALUE MD5>_INTEGRATION_…..
- mage—<UNIQUEVALUE MD5>_INTEGRATION_API_CONFIG…..
- mage—<UNIQUEVALUE MD5>_WEBSERVICE_…..
- Database DDL operations : Results of DDL queries, such as describing tables or indexes.The name of the cache file seems mage—<UNIQUEVALUE MD5>_DB_DDL…..
- EAV types and attributes: Entity and Attributes related data will be stored in this cache type. The name of the cache file seems mage—<UNIQUEVALUE MD5>_EAV…..
- Page Cache: Full page cache. Mainly will helpful to store the website Page HTML as cache. The name of the cache file seems mage—<UNIQUEVALUE MD5>_FPC…..
- Translations: Language translation files related data will be stored by these cache type. The name of the cache file seems mage—<UNIQUEVALUE MD5>_TRANSLATE…..