Show Columns – Django REST framework

This view allows to get datatype of each column from a resource. If the view has a shape file download and
preview endpoints' response will be in geojson format if JSON response type is selected-

GET /GA_OD_Core/show_columns?view_id=2

HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

[
    {
        "COLUMN_NAME": "ENTIDAD",
        "DATA_TYPE": "TEXT"
    },
    {
        "COLUMN_NAME": "EMBLEMA",
        "DATA_TYPE": "TEXT"
    },
    {
        "COLUMN_NAME": "PROCEDIMIENTO",
        "DATA_TYPE": "TEXT"
    },
    {
        "COLUMN_NAME": "DECRETO",
        "DATA_TYPE": "TEXT"
    },
    {
        "COLUMN_NAME": "BOA",
        "DATA_TYPE": "TEXT"
    },
    {
        "COLUMN_NAME": "ANO",
        "DATA_TYPE": "TEXT"
    },
    {
        "COLUMN_NAME": "F_APROBACION",
        "DATA_TYPE": "TEXT"
    },
    {
        "COLUMN_NAME": "F_PUBLICACION",
        "DATA_TYPE": "TEXT"
    },
    {
        "COLUMN_NAME": "DESCRIPCION",
        "DATA_TYPE": "TEXT"
    },
    {
        "COLUMN_NAME": "CLOB",
        "DATA_TYPE": "REAL"
    }
]