REST connector: How to modify queryt URL, Parameters, Headers and Body using WITH CONNECTION command in the reload script

[Sonja_Bauernfeind]

The user can override connection paramters such as queryt URL, Parameters, Headers and Body using WITH CONNECTION command in the Select statement. 

Environment:

Qlik REST Connector 

The format is:

<select_stmt> WITH CONNECTION (<connection_item> {,<connection_item>})

connection_item = URL "new url" | QUERY "param name" "param value" | HTTPHEADER "header name" "header value" | BODY "request body text"

Example:

Set vURL="https://jsonplaceholder.typicode.com/comments";
Set vHeader="customer1";
Set vParam="?postId=1";

RestConnectorMasterTable:
SQL SELECT 
    "userId",
    "id",
    "title",
    "body",
    "postId",
    "name",
    "email"
FROM JSON (wrap on) "root"
WITH CONNECTION( 
                Url "$(vURL)$(vParam)",
                QUERY "postId" "2",
                QUERY "postId" "3",
                HTTPHEADER "Cust-Header" "$(vHeader)"
);