{% macro create_table_from_source (schema, table, wf_name, task_name, except) %}
{# 
Creates a table with a structure identical to the source table.
The content of the created table are all rows from the source table that belong
  to the hightest WORKFLOW_HISTORY_KEY in the source table
#}
{% set a_workflow_history_key = get_workflow_history_key() %}
--{{ check_null("a_workflow_history_key", a_workflow_history_key) }}
{{ elog("a_workflow_history_key: " ~ a_workflow_history_key, "INFO", 2)}}
  {{ elog("Run macro insert_A_TASK_HISTORY for model " ~ model_name, "INFO", 1)}}
    {{ insert_A_TASK_HISTORY(a_workflow_history_key, model_name) }}

select
  {{ a_workflow_history_key }} AS A_WORKFLOW_HISTORY_KEY, 
  source_table.*
from {{ source(schema, table) }} source_table
  where source_table.A_WORKFLOW_HISTORY_KEY IN 
        {{
            filter_workflow_history_key(wf_name, task_name)
        }}
{% endmacro %}