Exemplo n.º 1
0
def create_schema(client):
    # creating objects doctype
    movie_obj = WOQLQuery().doctype("Movie",
                                    label="Movie Title",
                                    description="Movie short description")
    person_obj = WOQLQuery().doctype("Person", label="Name of the person")
    genre_obj = WOQLQuery().doctype("Genre", label="Genre of a movie")
    # adding property
    movie_obj = (movie_obj.property(
        "Director", "Person", label="Dirctor of the movie").property(
            "Cast", "Person", label="Cast of the movie").property(
                "MovieGenre", "Genre", label="Genre of the movie").property(
                    "Year", "xsd:integer", label="Year of release").property(
                        "Runtime",
                        "xsd:integer",
                        label="Runtime",
                        description="Runtime of the movie in mins").property(
                            "Rating",
                            "xsd:decimal",
                            label="Rating of the movie",
                            description="User rating for the movie 0-10").
                 property("Votes",
                          "xsd:integer",
                          label="Votes",
                          description="Number of votes"))
    WOQLQuery().woql_and(movie_obj, genre_obj, person_obj).execute(
        client, "Building Schema for the movie graph")
Exemplo n.º 2
0
def create_schema(client):
    """The query which creates the schema
        Parameters - it uses variables rather than the fluent style as an example
        ==========
        client : a WOQLClient() connection

    """
    base = WOQLQuery().doctype("EphemeralEntity").label(
        "Ephemeral Entity").description("An entity that has a lifespan")
    base.property("lifespan_start", "dateTime").label("Existed From")
    base.property("lifespan_end", "dateTime").label("Existed To")

    country = WOQLQuery().add_class("Country").label("Country").description(
        "A nation state").parent("EphemeralEntity")
    country.property("iso_code", "string").label("ISO Code")
    country.property("fip_code", "string").label("FIP Code")

    airline = WOQLQuery().add_class("Airline").label("Airline").description(
        "An operator of airplane flights").parent("EphemeralEntity")
    airline.property("registered_in", "Country").label("Registered In"),

    airport = WOQLQuery().add_class("Airport").label("Airport").description(
        "An airport where flights terminate").parent("EphemeralEntity")
    airport.property("situated_in", "Country").label("Situated In"),

    flight = WOQLQuery().add_class("Flight").label("Flight").description(
        "A flight between airports").parent("EphemeralEntity")
    flight.property("departs", "Airport").label("Departs")
    flight.property("arrives", "Airport").label("Arrives")
    flight.property("operated_by", "Airline").label("Operated By")

    schema = WOQLQuery().when(True).woql_and(base, country, airline, airport,
                                             flight)
    return schema.execute(client)