udemy-complete-dbt-bootcamp/code_thingies/dbtlearn/macros/no_nulls_in_columns.sql

{% macro no_nulls_in_columns(model) %}
    SELECT *
    FROM
        {{ model }}
    WHERE
        {% for col in adapter.get_columns_in_relation(model) -%}
            {{col.column}} IS NULL OR
        {% endfor %}
        FALSE
{% endmacro %}