Date and Time handling routines.
An exact-rational-number library for gnucash.
globally unique ID User API
QOF String cache functions.
API for data storage Backend.
Encapsulate all the information about a dataset.
API for registering parameters on objects.
QOF event handling interface.
QOF entity type identification system.
the Core Object Registration/Lookup Interface
find objects that match a certain expression.
API for providing core Query data types.
Encapsulates a connection to a backend (persistent store)