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Foreign key constraints
Actions Constraint properties Column Creating a foreign key over a non-indexed column would automatically create an index on it. Alternatively, you can define an index below, before creating the foreign key. Foreign key constraint (INNODB)
Database Table Column
ON DELETE ON UPDATE
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Internal relationships Documentation
Column Internal relation An internal relation is not necessary when a corresponding FOREIGN KEY relation exists.
id
company_id
branch_id
unit_id
candidate_id
student_id
exam_profile_id
source_test_id
practice_type
session_token
session_title
subject_id
chapter_id
topic_id
difficulty_filter
requested_question_count
total_questions
attempted_count
correct_count
incorrect_count
unattempted_count
score
maximum_marks
accuracy_percentage
current_sequence_no
status
started_at
last_activity_at
completed_at
created_at
updated_at