Utility logging functions for when an iterator gets called Next upon, or Contains upon, as well as what they return.

Height is a convienence function to measure the height of an iterator tree.

Next is a convenience function that conditionally calls the Next method of an Iterator if it is a Nexter.

RegisterIterator adds a new iterator type to the set of acceptable types, returning the registered Type.

The different types of actions a transaction can do.

The different types of actions a transaction can do.

FixedIterator wraps iterators that are modifiable by addition of fixed value sets.

Value defines an opaque "triple store value" type.

Type enumerates the set of Iterator types.