IT Management Courses

Data Flow & SQL – Understanding System Data and Building Queries

IT Management Courses – Data Flow and SQL for EPG ONE WMS

Learn how data flows through your EPG ONE WMS System and how to use SQL to access and analyze that data. This course explains key database concepts, typical data structures for EPG ONE WMS, and practical SQL queries so participants can better understand interfaces, support reporting, and perform basic root-cause analysis.

Who This Course Is For:

Key users and super users working with operational/logistics systems (e.g. WMS, CnB, Timesquare)
IT-minded operations staff who need to understand data flow behind processes
Junior IT / support staff who analyze data and logs
Anyone who wants a structured introduction to data flow and SQL in a logistics enterprise context

What You’ll Learn

By the end of this course, you will be able to:

Describe how master data and transaction data flow between core systems (host, WMS)
Identify key tables and fields relevant to typical business questions (e.g. orders, stock, movements)
Do research on various inbound and outbound related topics
Follow best practices for safe querying in a productive environment (read-only access, performance awareness)
Make queries available as a reporting tool to other team members

Built for Smarter, Faster Shipping Operations

Our Course Content

Participants work through practical examples and guided exercises to apply each concept directly in the system.

Module 1: Introduction to Data Flow & System Landscape

Typical system landscape (host/ERP, WMS, reporting)
Master data vs. transaction data: what they are and how they move
High-level data flows for core processes (inbound, outbound, billing, time recording)
Documentation of database and interface files
Structure of SQL statements

Module 2: Data bases for Master Data Research

Using the data bases for items and storage locations to perform research tasks

Module 3: Data Flow in Inbound Processes

Data bases and data flow for inbound processes
Research tasks for inbound processes
Detailed analysis of open and confirmed transports, goods receipt data
Completing troubleshooting examples

Module 4: Data flow in goods dispatch

Data bases and data flow in outbound processes
Editing work packages
Analyzing picking, packing and loading progress
Completing troubleshooting examples

Module 5: Additional Data Flow Examples

Creating SQL queries for stocktake research
Researching quality control and serial numbers
Working with variants, batches or lot numbers and BBD

Module 6: SQL for Troubleshooting & Best Practices

Using SQL to trace process steps and check status fields.

Examples:

Finding why an order/invoice/time record did not progress
Checking key fields/flags that drive system behavior
Safe querying: read-only access, limiting result sets, avoiding long-running queries
Tips for communicating findings to IT and using SQL results in support tickets
Working with the query manager to make reporting available to other team members

Course Format and Details

Level

Beginner / lower-intermediate (no prior SQL knowledge required)

Format

Instructor-led training with explanations and many hands-on SQL exercises

Duration

2 days

Delivery

On-site or virtual (with shared DB / training environment)

Prerequisites

Basic understanding of your operational/logistics processes
Basic knowledge of SQL query language advised

Why Take This Course

Gain transparency into your operational data and flows between systems
Improve communication between business and IT by understanding “their language” (tables, fields, joins)
Speed up troubleshooting and analysis by answering many data questions yourself with SQL
Build a solid foundation for more advanced reporting, BI, and interface-related work

Americas (2)

Europe (8)

Asia-Pacific and Middle East (3)