# Define the CREATE TABLE statement here
{%- macro create_table() %}
...
{%- endmacro %}

# Main ETL logic, insert the results into a STAGING table
{%- macro main() %}
...
{%- endmacro %}

# A series of simple presto CHECKS on the staging table
{%- macro health_checks() %}
...
{%- endmacro %}

# Finally, EXCHANGE the staging table with the prod table