looks like there is no openDB which describe this,
anybody can help?
Last I knew, the SCORM content itself is stored in the "legacy" filesystem storage, directly on your system's disk. I don't know if SCORM packages store any data other than that, but it's the first place I would check.
If you want to see what Tables in Learn are in relation to SCORM Engine, you can find this via the View Component link from the Building Blocks area in System Admin Panel.
Building Blocks > SCORM Engine > View Component
Retrieving data ...