PostgresIntegration Objects

class PostgresIntegration(GraiIntegrationImplementation)

A class for extracting Grai compliant metadata from Postgres

Attributes:

• connector - The connector responsible for communicating with postgres.

__init__

def __init__(source: SourceV1,
             version: Optional[str] = None,
             dbname: Optional[str] = None,
             user: Optional[str] = None,
             password: Optional[str] = None,
             host: Optional[str] = None,
             port: Optional[Union[str, int]] = None,
             namespace: Optional[str] = None)

Initializes the Postgres integration.

Arguments:

• source - The Grai data source to associate with output from the integration. More information about source objects is available in the grai_schemas library.
• version - The Grai data version to associate with output from the integration
• namespace - The Grai namespace to associate with output from the integration
• dbname - The Postgres database to connect to.
• user - The username to use when connecting to Postgres.
• password - The password to use when connecting to Postgres.
• host - The Postgres host address.
• port - The Postgres port.

get_nodes_and_edges

@cache
def get_nodes_and_edges() -> Tuple[List[SourcedNode], List[SourcedEdge]]

Returns a tuple of lists of SourcedNode and SourcedEdge objects

ready

def ready() -> bool

Returns True if the integration is ready to run

nodes

def nodes() -> List[SourcedNode]

Returns a list of SourcedNode objects

edges

def edges() -> List[SourcedEdge]

Returns a list of SourcedEdge objects