Data WG 2022-07-27 Meeting notes

5M

Action Item Followup

Edward Zarecor

• Review status of last meeting’s action items.

20M

Present video mapping from Open edX tracking logs to xAPI

Quitterie Lucas

Proposition of the possible mapping of the video events from edX to xAPI:

• LoadVideo to Initialized

• PlayVideo to Played

• PauseVideo to Paused

• StopVideo to Terminate

• SeekVideo to Seeked

• SpeedChangeVideo to Interacted

Discuss possible mapping for:

• HideTranscript/ShowTranscript

• HideCCMenu/ShowCCMenu

It does not fit to any existing extensions of the interacted events

5-10M

Update on the message bus

Rebecca Graber (Deactivated)

• Current work: sending signals from studio to course-discovery

• Fundamental concerns:

  • What is an event?

    • A single field changing

    • A model changing

    • A user interaction

    • Example: COURSE_CATALOG_INFO_CHAN GED vs COURSE_START_DATE_CHANGED

10M?

MySQL encoding and collation thoughts

Dave Ormsbee (Axim)

• Migrating from utf8 to utf8mb4

  • Collation changes

  • Upgrade process

  • Relationship to MySQL 8.0