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

#
# Licensed to the Apache Software Foundation (ASF) under one or more
# contributor license agreements.  See the NOTICE file distributed with
# this work for additional information regarding copyright ownership.
# The ASF licenses this file to You under the Apache License, Version 2.0
# (the "License"); you may not use this file except in compliance with
# the License.  You may obtain a copy of the License at
#
#    http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#

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

  # Test calcite_connection_properties option with PostgreSQL functions
  - pipeline:
      type: chain
      transforms:
        - type: Create
          name: CreateData
          config:
            elements:
              - {id: 1, text: "hello world"}
              - {id: 2, text: "foo bar baz"}
        - type: Sql
          name: SqlWithPostgresFunction
          config:
            query: "SELECT id, INITCAP(text) as title_text FROM PCOLLECTION"
        - type: AssertEqual
          config:
            elements:
              - {id: 1, title_text: "Hello World"}
              - {id: 2, title_text: "Foo Bar Baz"}
    options:
      calcite_connection_properties:
        fun: "postgresql"