A layout constraint associates a flexible element to a layout group.
| Name | Type | Not Null | Primary Key | Foreign Key | Remarks |
| :——— | :——— | :————- | :—————- | :—————- | :———— |
| id_layout_constraint | bigint | X | X | This is the primary key of the table. | |
| sort_order | integer | It corresponds to the order the flexible element will be displayed. | |||
| id_flexible_element | bigint | X | flexible\_element(id_flexible_element) | This is a foreign key to the table flexible_element | |
| id_layout_group | bigint | X | layout\_group(id_layout_group) | This is a foreign key to the table layout_group. |