UpdateConnection

Updates existing Connection objects that satisfy the specified constraints.

Parameters

• [optional] ref: Reference to other connections within the transaction.
• [optional] with_class: name of entity class.
• [optional] constraints
• [optional] properties
• [optional] remove_props

Details

If the ref parameter is used, with_class and constraints will be ignored.

If the ref parameter is specified, it must refers to the search results of a FindConnection within the transaction.

Examples

Find the connection of class "FriendWith" with a particular "since" property, and remove the "last_connected" property:

    [{
        "UpdateConnection": {
            "with_class": "FriendWith",
            "constraints": {
                "since": ["==", 1998]
            },
            "remove_props": ["last_seen_together"]
        }
    }]

Find the connection of class "HasBeen" with a particular "year" property, and change/add two new properties:

    [{
        "UpdateConnection": {
            "with_class": "HasBeen",
            "constraints": {
                "year": ["==", 2002]
            },
            "properties": {
                "year": 2001,
                "month": "June"
            }
        }
    }]