sdks/python/apache_beam/yaml/tests/sql.yaml

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pipelines:
  - pipeline:
      type: composite
      transforms:
        - type: Create
          config:
            elements:
              - {a: "x", b: 1}
              - {a: "x", b: 2}
              - {a: "x", b: 3}
              - {a: "y", b: 10}

        - type: chain
          name: Filtering
          input: Create
          transforms:

            - type: Sql
              config:
                query: "SELECT * FROM PCOLLECTION WHERE b > 2"

            - type: AssertEqual
              config:
                elements:
                  - {a: "x", b: 3}
                  - {a: "y", b: 10}

        - type: chain
          name: Grouping
          input: Create
          transforms:

            - type: Sql
              config:
                query:
                  "SELECT a, sum(b) as s FROM PCOLLECTION GROUP BY a"

            - type: AssertEqual
              config:
                elements:
                  - {a: "x", s: 6}
                  - {a: "y", s: 10}

        - type: chain
          name: Dialect
          input: Create
          transforms:

            - type: Sql
              config:
                query:
                  "SELECT a, cast(b AS VARCHAR) as s FROM PCOLLECTION"

            - type: AssertEqual
              config:
                elements:
                  - {a: "x", s: "1"}
                  - {a: "x", s: "2"}
                  - {a: "x", s: "3"}
                  - {a: "y", s: "10"}

  - pipeline:
      type: chain
      transforms:
        - type: Create
          name: CreateSampleData
          config:
            elements:
              - { id: 1, name: "John" }
              - { id: 2, name: "Jane" }
        - type: Sql
          name: sql
          config:
            query: >
              SELECT *, CURRENT_TIMESTAMP AS ingest_timestamp FROM PCOLLECTION
        - type: PyTransform
          config:
            constructor: apache_beam.transforms.util.LogElements