Low Level Documentation
Library Fieldpine Internals Replication Gds Security Fpos.dll Startup logic PosGreen Network PosGreen Install Process Multicast Protocol Data Structures Settings Logic Trace


Security Model Product Distribution Gateways Staff Login Stock Levels Shipping Addresses Agency Stores Remote Reports Sales Handlers

PosGreen Engine This engine provides the bulk of the POS processing at checkouts. It can be used directly or via central servers as a remote service.

Contexts & Sessions


Spill Database Debugging

Reference Data

refdata Country refdata SystemString

Contexts and Sessions

A context is a structure that holds all the informaton and active state for a current user. A session is an individual user working with a context. A context can have multiple sessions if several users/devices are operating on the same sale at once.

OS (Windows/Linux) Process

Sale #123 Root Context Root Session Logged in Windows user
Session #2 External Browser user
Sale #456 Context #2 Session #3 Tablet/Mobile user
Sale #nnn Context #N Session #M