For the below GET request ,
GET https://localhost:5001/api/Book?$select=title
the response contains the id field as well.
Response:
{
"value": [
{
"title": "New title #1",
"id": 1
},
{
"title": "Also Awesome book",
"id": 2
},
{
"title": "Great wall of china explained",
"id": 3
},
...
]
}For the below GET request ,
GET https://localhost:5001/api/Book?$select=id,publisher_id&$orderby=name
the response contains the name field as well.
Response:
{
"value": [
{
"id": 2,
"publisher_id": 1234,
"name": "Also Awesome book"
},
...
]
} 
For the below GET request ,
the response contains the
idfield as well.Response:
{ "value": [ { "title": "New title #1", "id": 1 }, { "title": "Also Awesome book", "id": 2 }, { "title": "Great wall of china explained", "id": 3 }, ... ] }For the below GET request ,
the response contains the
namefield as well.Response:
{ "value": [ { "id": 2, "publisher_id": 1234, "name": "Also Awesome book" }, ... ] }