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Primary Key Example - Key Fields and Foreign Keys

Primary Key Example - Key Fields and Foreign Keys In this video I answer a question from a student learning SAP ABAP from the course Beginners Guide To ABAP at https://academy.saptraininghq.com/cou... The question goes like this: What is the importance of Key Fields and Foreign Key Key Fields come in a few different forms: A Table KEY - Is the Primary Key and it Identifies unique records in the table. A Foreign Key - Used to link multiple tables together - They don't have to be unique - They point to unique values in reference tables (most of the time) Videos in the series: Learn SAP ABAP - Video Playlist -    • SAP ABAP Tutorials   Websites and Profiles: SAP Training Courses http://www.saptraininghq.com SAP Academy Courses http://academy.saptraininghq.com SAP Training on Twitter:   / petermoxon   SAP Training on Google + https://plus.google.com/u/0/+PeteMoxon STHQ on Linked-In   / petermoxon   STHQ on YouTube    / pcmoxon   More SAP Resources: SAP site http://www.sap.com SAP community netwrok http://scn.sap.com About SAP http://en.wikipedia.org/wiki/SAP_AG About ABAP http://en.wikipedia.org/wiki/ABAP Various YouTube channels on SAP: SAP InnoJam    / Канал   SAP on YouTube    / @sap   SAP TV on YouTube    / @saptv   SAP SCN on YouTube    / @sapcommunity   http://www.w3schools.com/sql/sql_prim...