flow-models/macros/streamline/models.sql

{% macro streamline_external_table_query(
        model,
        partition_function,
        partition_name,
        unique_key
    ) %}
    WITH meta AS (
        SELECT
            last_modified AS _inserted_timestamp,
            file_name,
            {{ partition_function }} AS {{ partition_name }}
        FROM
            TABLE(
                information_schema.external_table_file_registration_history(
                    start_time => DATEADD('day', -3, CURRENT_TIMESTAMP()),
                    table_name => '{{ source( "bronze_streamline", model) }}')
                ) A
            )
        SELECT
            {{ unique_key }},
            DATA,
            _inserted_timestamp,
            MD5(
                CAST(
                    COALESCE(CAST({{ unique_key }} AS text), '' :: STRING) AS text
                )
            ) AS id,
            s.{{ partition_name }},
            s.value AS VALUE
        FROM
            {{ source(
                "bronze_streamline",
                model
            ) }}
            s
            JOIN meta b
            ON b.file_name = metadata$filename
            AND b.{{ partition_name }} = s.{{ partition_name }}
        WHERE
            b.{{ partition_name }} = s.{{ partition_name }}
{% endmacro %}