31_unset_not_null.json

{
  "name": "31_unset_not_null",
  "operations": [
    {
      "alter_column": {
        "table": "posts",
        "column": "title",
        "nullable": true,
        "up": "title",
        "down": "SELECT CASE WHEN title IS NULL THEN 'placeholder title' ELSE title END"
      }
    }
  ]
}