org.exist.storage.btree
Interfaces 
BTreeCallback
Classes 
BTAbstractLoggable
BTree
CreateBTNodeLoggable
IndexQuery
InsertValueLoggable
Paged
Paged.PageHeader
RemoveValueLoggable
SetPageLinkLoggable
SetParentLoggable
TreeMetrics
UpdatePageLoggable
UpdateValueLoggable
Value
Exceptions 
BTreeException
DBException