{
	"author": "Jim Harney",
	"description": "adding pk to flags",
	"created_at": 1461700301863,
	"up": [
    "alter table flags change column id id varchar(255) not null default '' first;",
    "alter table flags add primary key (id);"
	],
	"down": [
    "alter table flags drop primary key;",
    "alter table flags change column id id varchar(255) null;"
	]
}