IT Education ORM (Object role modeling) lesson 9 – Mandatory, Exclusion, Value constraints By Magic Monk on Thursday, September 19, 2019 In this lesson we talk about some other constraints you can include in your CS diagram. palnet steemiteducation steemstem technology Previous Post Next Post Related Posts IT Education How to mark external emails in a different color (Outlook 365 conditional formatting) IT Education Outlook Office 365 – How to assign different colors to different senders’ e-mails IT Education Microsoft Word Ink button grayed out / missing fix (Wacom Tablet)