Primary template for declaring mapping to a PostgreSQL user type.
Must contain a static constexpr DBTypeName postgres_name
member.
For more information see pg_user_types
For enumerated types must derive from EnumMappingBase template and have a static constexpr EnumeratorList enumerators
member. The EnumeratorList is a type alias declared in EnumMappingBase.
For more information see uPg: PostgreSQL user type mappings
Definition at line 27 of file io_fwd.hpp.