46_alter_column_drop_default.json

{
  "name": "46_alter_column_drop_default",
  "operations": [
    {
      "alter_column": {
        "table": "tickets",
        "column": "ticket_type",
        "default": null,
        "up": "ticket_type",
        "down": "ticket_type"
      }
    }
  ]
}