Source code for airflow.providers.google.cloud.links.bigquery

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"""This module contains Google BigQuery links."""
from __future__ import annotations

from typing import TYPE_CHECKING

from airflow.models import BaseOperator
from airflow.providers.google.cloud.links.base import BaseGoogleLink

if TYPE_CHECKING:
    from airflow.utils.context import Context

[docs]BIGQUERY_BASE_LINK = "/bigquery"
[docs]BIGQUERY_DATASET_LINK = (
    BIGQUERY_BASE_LINK + "?referrer=search&project={project_id}&d={dataset_id}&p={project_id}&page=dataset"
)
[docs]BIGQUERY_TABLE_LINK = (
    BIGQUERY_BASE_LINK
    + "?referrer=search&project={project_id}&d={dataset_id}&p={project_id}&page=table&t={table_id}"
)


[docs]class BigQueryDatasetLink(BaseGoogleLink):
    """Helper class for constructing BigQuery Dataset Link"""

[docs]    name = "BigQuery Dataset"
[docs]    key = "bigquery_dataset"
[docs]    format_str = BIGQUERY_DATASET_LINK

    @staticmethod
[docs]    def persist(
        context: Context,
        task_instance: BaseOperator,
        dataset_id: str,
        project_id: str,
    ):
        task_instance.xcom_push(
            context,
            key=BigQueryDatasetLink.key,
            value={"dataset_id": dataset_id, "project_id": project_id},
        )


[docs]class BigQueryTableLink(BaseGoogleLink):
    """Helper class for constructing BigQuery Table Link"""

[docs]    name = "BigQuery Table"
[docs]    key = "bigquery_table"
[docs]    format_str = BIGQUERY_TABLE_LINK

    @staticmethod
[docs]    def persist(
        context: Context,
        task_instance: BaseOperator,
        project_id: str,
        table_id: str,
        dataset_id: str | None = None,
    ):
        task_instance.xcom_push(
            context,
            key=BigQueryTableLink.key,
            value={"dataset_id": dataset_id, "project_id": project_id, "table_id": table_id},
        )