add claude skills

skills/dbt-create-transform/trf_template.sql

@@ -0,0 +1,44 @@
+{{ config(
+    materialized = 'incremental',
+    unique_key = ['KEY_COL_1', 'KEY_COL_2'],
+    on_schema_change = 'sync_all_columns',
+    incremental_strategy = 'delete+insert'
+) }}
+
+{{- sie_dbt_utils.full_refresh_protection() -}}
+-- remove the line above if sie_dbt_utils is not available
+
+with
+base_table as (
+    select *
+    from {{ ref('stg_<system>_<table>') }}
+    where mandt in ('022', '100')   -- replace with your tenant/client filter
+),
+
+related_table as (
+    select *
+    from {{ ref('stg_<system>_<other_table>') }}
+),
+
+final as (
+    select
+        base_table.COLUMN_1         as READABLE_COLUMN_1,
+        base_table.COLUMN_2         as READABLE_COLUMN_2,
+        related_table.COLUMN_A      as READABLE_COLUMN_A
+
+    from base_table
+    left join related_table
+        on base_table.join_key = related_table.join_key
+
+    where year(dateadd(month, 3, to_date(base_table.date_col, 'yyyymmdd')))
+          >= year(dateadd(year, -2, dateadd(month, 3, getdate())))
+    -- ^ Siemens fiscal year filter (FY = calendar year + 3 months)
+    -- Replace with your project's date filter logic
+
+    {% if is_incremental() %}
+        and year(dateadd(month, 3, to_date(base_table.date_col, 'yyyymmdd')))
+            <= year(add_months(current_date(), 3))
+    {% endif %}
+)
+
+select * from final