Lesson 18 (ORM Part 3)

Lesson 18: Object-Relational Mapping Part 3

In the prep work this week, the students learned

1. How to build persistent model classes with many-to-many relationships.
2. What a composite key is.
3. What a join table is.

Announcements

1. Assignment #4 is due soon! After Class 18, students have all of the materials they need to complete the assignment.
2. Check with your course manager for any additional announcements.

Large Group Time (Instructor)

Lesson 18 Topics That Require Careful Attention

1. Review the one-to-many and many-to-one relationships in preparation to discuss many-to-many relationships.
2. How programmers use join tables to establish relationships between many-to-many entities.

Small Group Time: Lesson 18 Studio (TA Notes)

1. The studio time for Lesson 18 is focused on working on Assignment #4. Check in with your students to see their progress.
2. Some students may only be working on the assignment during the in-class work time. While understandable, emphasize to students that this assignment takes time and they should be putting in time outside of class too.