skin layer | skin PHP and CSS | ||||||
style layer | wikitext | ||||||
transclusion layer | templates | ||||||
database layer | swFilter / swQuery | ||||||
object layer | swWiki | swUser | |||||
swRecord | |||||||
swPersistance | swDB | swBitmap | swParser | swFunction | |||
physical layer | revisions | current | files | cache | indexes | bloom | queries |