Participants

Users associated with either a course or an assignment

Participants variable documentation

Field Name	Type	Description
id	INT(10)	unique identifier for the person participating
can_submit	BIT	bit to identify whether the person can submit or not
can_review	BIT	bit to identify whether the person can review or not
user_id	INT(10)	unique id referring to the user
parent_id	INT(10)	unique id referring to parent assignment or course
submitted_at	DATETIME	Date and Time of the submission made
permission_granted	BIT	the on or off bit tells whether the permission is granted or not
penalty_accumulated	INT UNSIGNED
grade	FLOAT	Grade allotted for the submission after evaluation
type	VARCHAR(255)
handle	VARCHAR(255)	the handle used during submission
time_stamp	DATETIME
digital_signature	TEXT	to record what was the evaluation
duty	VARCHAR(255)
can_take_quiz	BIT	this bit signifies whether the participant can take quiz or not
hidden	BIT	determines if the assignment will show up in the reviewer's assignment list. (If the reviewer is an instructor, (s)he can review any assignment, even if not a (formal) participant.)

E/R diagram for Parents Tables

Tables referred by the Participants Table as Foreign Key Relationship.

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