Category: columns: id: {type: int(11), null: false, extra: auto_increment, Key: PRI} name: {type: varchar(64), null: false} CategoryLink: columns: id: {type: int(11), null: false, extra: auto_increment, Key: PRI} path: {type: varchar(2048), null: false} name: {type: varchar(255), null: false} meta: {type: mediumtext, null: false} content: {type: mediumtext, null: false} rank: {type: int(11), null: false} category_id: {type: int(11), null: false, Key: MUL} Permission: columns: id: {type: int(11), null: false, extra: auto_increment, Key: PRI} name: {type: varchar(64), null: false} User: columns: id: {type: int(11), null: false, extra: auto_increment, Key: PRI} first_name: {type: varchar(64), null: false} last_name: {type: varchar(64), null: false} permission_id: {type: int(11), null: false, Key: MUL} created_at: {type: timestamp, null: false, default: CURRENT_TIMESTAMP} updated_at: {type: timestamp, null: false, default: CURRENT_TIMESTAMP, extra: on update CURRENT_TIMESTAMP}