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PropertyKey API

1.2 PropertyKey

Params Description:

name: The name of the property type, required.
data_type: The data type of the property type, including: bool, byte, int, long, float, double, text, blob, date, uuid. The default data type is text (Represent a string type)
cardinality: The cardinality of the property type, including: single, list, set. The default cardinality is single.

Request Body Field Description:

id: The ID value of the property type.
properties: The properties of the property type. For properties, this field is empty.
user_data: Setting the common information of the property type, such as setting the value range of the age property from 0 to 100. Currently, no validation is performed on this field, and it is only a reserved entry for future expansion.

1.2.1 Create a PropertyKey

Method & Url

POST http://localhost:8080/graphspaces/DEFAULT/graphs/hugegraph/schema/propertykeys

Request Body

{
    "name": "age",
    "data_type": "INT",
    "cardinality": "SINGLE"
}

Response Status

Response Body

{
    "property_key": {
        "id": 1,
        "name": "age",
        "data_type": "INT",
        "cardinality": "SINGLE",
        "aggregate_type": "NONE",
        "write_type": "OLTP",
        "properties": [],
        "status": "CREATED",
        "user_data": {
            "~create_time": "2022-05-13 13:47:23.745"
        }
    },
    "task_id": 0
}

1.2.2 Add or Remove userdata for an existing PropertyKey

Params

action: Indicates whether the current action is to add or remove userdata. Possible values are append (add) and eliminate (remove).

Method & Url

PUT http://localhost:8080/graphspaces/DEFAULT/graphs/hugegraph/schema/propertykeys/age?action=append

Request Body

{
    "name": "age",
    "user_data": {
        "min": 0,
        "max": 100
    }
}

Response Status

Response Body

{
    "property_key": {
        "id": 1,
        "name": "age",
        "data_type": "INT",
        "cardinality": "SINGLE",
        "aggregate_type": "NONE",
        "write_type": "OLTP",
        "properties": [],
        "status": "CREATED",
        "user_data": {
            "min": 0,
            "max": 100,
            "~create_time": "2022-05-13 13:47:23.745"
        }
    },
    "task_id": 0
}

1.2.3 Get all PropertyKeys

Method & Url

GET http://localhost:8080/graphspaces/DEFAULT/graphs/hugegraph/schema/propertykeys

Response Status

Response Body

{
    "propertykeys": [
        {
            "id": 3,
            "name": "city",
            "data_type": "TEXT",
            "cardinality": "SINGLE",
            "properties": [],
            "user_data": {}
        },
        {
            "id": 2,
            "name": "age",
            "data_type": "INT",
            "cardinality": "SINGLE",
            "properties": [],
            "user_data": {}
        },
        {
            "id": 5,
            "name": "lang",
            "data_type": "TEXT",
            "cardinality": "SINGLE",
            "properties": [],
            "user_data": {}
        },
        {
            "id": 4,
            "name": "weight",
            "data_type": "DOUBLE",
            "cardinality": "SINGLE",
            "properties": [],
            "user_data": {}
        },
        {
            "id": 6,
            "name": "date",
            "data_type": "TEXT",
            "cardinality": "SINGLE",
            "properties": [],
            "user_data": {}
        },
        {
            "id": 1,
            "name": "name",
            "data_type": "TEXT",
            "cardinality": "SINGLE",
            "properties": [],
            "user_data": {}
        },
        {
            "id": 7,
            "name": "price",
            "data_type": "INT",
            "cardinality": "SINGLE",
            "properties": [],
            "user_data": {}
        }
    ]
}

1.2.4 Get PropertyKey according to name

Method & Url

GET http://localhost:8080/graphspaces/DEFAULT/graphs/hugegraph/schema/propertykeys/age

Where age is the name of the PropertyKey to be retrieved.

Response Status

Response Body

{
    "id": 1,
    "name": "age",
    "data_type": "INT",
    "cardinality": "SINGLE",
    "aggregate_type": "NONE",
    "write_type": "OLTP",
    "properties": [],
    "status": "CREATED",
    "user_data": {
        "min": 0,
        "max": 100,
        "~create_time": "2022-05-13 13:47:23.745"
    }
}

1.2.5 Delete PropertyKey according to name

Method & Url

DELETE http://localhost:8080/graphspaces/DEFAULT/graphs/hugegraph/schema/propertykeys/age

Where age is the name of the PropertyKey to be deleted.

Response Status

Response Body

{
    "task_id" : 0
}