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Fix bug with dbt-valid-to-current #154

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Fix bug with dbt-valid-to-current #154

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9 changes: 8 additions & 1 deletion dbt/include/vertica/macros/materializations/snapshots/snapshot_merge.sql
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Original file line number Diff line number Diff line change
Expand Up @@ -6,12 +6,19 @@
{%- set insert_cols_csv = get_quoted_csv(get_columns_in_relation(target) | map(attribute="name")) %}
{% endif %}

{%- set dbt_valid_to = config.get('dbt_valid_to_current', 'null') -%}

merge into {{ target }} as DBT_INTERNAL_DEST
using {{ source }} as DBT_INTERNAL_SOURCE
on DBT_INTERNAL_SOURCE.dbt_scd_id = DBT_INTERNAL_DEST.dbt_scd_id

when matched
and DBT_INTERNAL_DEST.dbt_valid_to is null
and
{% if dbt_valid_to == 'null' %}
DBT_INTERNAL_DEST.dbt_valid_to is null
{% else %}
DBT_INTERNAL_DEST.dbt_valid_to = {{ dbt_valid_to }}
{% endif %}
and DBT_INTERNAL_SOURCE.dbt_change_type in ('update', 'delete')
then update
set dbt_valid_to = DBT_INTERNAL_SOURCE.dbt_valid_to
Expand Down