# Packages
Package cardinality contains the object that describes number of relationship occurrences for objects.
Package column contains the object to reference particular parts of a column.
Package consumer contains the object to control how barriers emit their values.
Package datatype contains the object to represent Datatypes in Gremlin.
Package direction contains the object to denote the direction of an edge.
Package graph contains a verbose graph traversal.
Package multiplicity contains the object to control property sets for an edge.
Package operator contains the object to apply mathematical operations to a graph traversal.
Package pop contains the object that determines the gathered values.
Package predicate contains the object to control the searching predicates of a graph traversal.
Package scope contains the Scope object to control relations of a graph traversal.
Package token contains the object to define parts of a vertex.
Package traversal contains the struct for a graph traversal and its steps.
# Interfaces
Query is the object used to construct queries to the Gremlin server from the Client in an easy fashion.