local_ld_course table columns
Column | Type | Size | Nulls | Auto | Default | Children | Parents | Comments | ||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
id | BIGINT | 19 | √ | null |
|
|
||||||
userid | BIGINT | 19 | null |
|
|
Foreign key to the user |
||||||
courseid | BIGINT | 19 | null |
|
|
Foreign key to the course |
||||||
totaldedication | BIGINT | 19 | null |
|
|
Total time that user spent within the course, in seconds |
Table contained -1 rows
local_ld_course table indexes
Constraint Name | Type | Sort | Column(s) |
---|---|---|---|
PRIMARY | Primary key | Asc | id |
localdcour_cou_ix | Performance | Asc | courseid |
localdcour_use_ix | Performance | Asc | userid |
localdcour_usecou_uix | Must be unique | Asc/Asc | userid + courseid |