diff --git a/analyses/dim__dates_backup.sql b/analyses/dim__dates_backup.sql new file mode 100644 index 0000000..7e071ca --- /dev/null +++ b/analyses/dim__dates_backup.sql @@ -0,0 +1,201 @@ +-- Code and forum link refer: https://gitlab.com/gitlab-data/analytics/-/blob/master/transform/snowflake-dbt/models/sources/date/date_details_source.sql https://stackoverflow.com/questions/71016585/dbt-use-dbt-modeling-to-insert-rows-in-a-table-like-date-dimension-table-in-az +-- Import +WITH holiday_and_non_working_day_lists AS ( + SELECT * FROM {{ ref('seed_exchange__holiday_and_non_working_day_lists') }} +), + +-- LOGIC +date_spine AS ( + + {{ dbt_utils.date_spine( + start_date="to_date('01/01/2015', 'mm/dd/yyyy')", + datepart="day", + end_date="dateadd(year, 40, current_date)" + ) + }} + +), + +calculated as ( + + SELECT + date_day, + date_day AS date_actual, + + DAYNAME(date_day) AS day_name, + + DATE_PART('month', date_day) AS month_actual, + DATE_PART('year', date_day) AS year_actual, + + DATE_PART(quarter, date_day) AS quarter_actual, + + CASE WHEN DATE_PART(dayofweek, date_day) = 0 THEN 7 + ELSE DATE_PART(dayofweek, date_day) END AS day_of_week, + + CASE WHEN day_name = 'Mon' THEN date_day + ELSE DATEADD('day', 0, DATE_TRUNC('week', date_day)) END AS first_day_of_week, + + CASE WHEN day_name = 'Mon' THEN WEEK(date_day) + ELSE WEEK(date_day) END AS week_of_year_temp, --remove this column + + CASE WHEN day_name = 'Mon' AND LEAD(week_of_year_temp) OVER (ORDER BY date_day) = '1' + THEN '1' + ELSE week_of_year_temp END AS week_of_year, + + DATE_PART('day', date_day) AS day_of_month, + + ROW_NUMBER() OVER (PARTITION BY year_actual, quarter_actual ORDER BY date_day) AS day_of_quarter, + ROW_NUMBER() OVER (PARTITION BY year_actual ORDER BY date_day) AS day_of_year, + + -- @TODO @GERSON ,done + -- BUSINESS LOGIC: Feb - Jan (2022), Feb - Jan (2023) + CASE WHEN month_actual in (2,3,4,5,6,7,8,9,10,11,12) THEN year_actual + when DATE_PART('month', DATEADD( month,-1, date_day) ) =12 THEN year_actual-1 + + ELSE (year_actual+1) END AS fiscal_year, + + -- @TODO @GERSON , done + -- BUSINESS LOGIC: Feb - Apr (Q1), May - Jul (Q2), Aug - Oct (Q3), Nov - Jan (Q4) + CASE WHEN month_actual in (2,3,4) THEN '1' + WHEN month_actual in (5,6,7) THEN '2' + WHEN month_actual in (8,9,10) THEN '3' + WHEN month_actual in (11,12) THEN '4' + WHEN DATE_PART('month', DATEADD(month,-1,date_day)) =12 THEN '4' + -- WHEN month_actual= DATE_PART('year', month_actual) +1 and month_actual=1 THEN '4' + ELSE '4' END AS fiscal_quarter, + + -- @TODO @GERSON ,done + ROW_NUMBER() OVER (PARTITION BY fiscal_year, fiscal_quarter ORDER BY date_day) AS day_of_fiscal_quarter, + ROW_NUMBER() OVER (PARTITION BY fiscal_year ORDER BY date_day) AS day_of_fiscal_year, + + TO_CHAR(date_day, 'MMMM') AS month_name, + + TRUNC(date_day, 'Month') AS first_day_of_month, + LAST_VALUE(date_day) OVER (PARTITION BY year_actual, month_actual ORDER BY date_day) AS last_day_of_month, + + FIRST_VALUE(date_day) OVER (PARTITION BY year_actual ORDER BY date_day) AS first_day_of_year, + LAST_VALUE(date_day) OVER (PARTITION BY year_actual ORDER BY date_day) AS last_day_of_year, + + FIRST_VALUE(date_day) OVER (PARTITION BY year_actual, quarter_actual ORDER BY date_day) AS first_day_of_quarter, + LAST_VALUE(date_day) OVER (PARTITION BY year_actual, quarter_actual ORDER BY date_day) AS last_day_of_quarter, + + -- @TODO @GERSON ,done + -- Change this 2 too + FIRST_VALUE(date_day) OVER (PARTITION BY fiscal_year, fiscal_quarter ORDER BY date_day) AS first_day_of_fiscal_quarter, + LAST_VALUE(date_day) OVER (PARTITION BY fiscal_year, fiscal_quarter ORDER BY date_day) AS last_day_of_fiscal_quarter, + + -- @TODO @GERSON,done + FIRST_VALUE(date_day) OVER (PARTITION BY fiscal_year ORDER BY date_day) AS first_day_of_fiscal_year, + LAST_VALUE(date_day) OVER (PARTITION BY fiscal_year ORDER BY date_day) AS last_day_of_fiscal_year, + + -- @TODO @GERSON ,done + DATEDIFF('week', first_day_of_fiscal_year, date_actual)+1 AS week_of_fiscal_year, + + -- @TODO @GERSON ,done + CASE WHEN EXTRACT('month', date_day) = 1 THEN 12 + ELSE EXTRACT('month', date_day) - 1 END AS month_of_fiscal_year, + + LAST_VALUE(date_day) OVER (PARTITION BY first_day_of_week ORDER BY date_day) AS last_day_of_week, + + (year_actual || '-Q' || fiscal_quarter) AS quarter_name, + + -- @TODO @GERSON,done + (fiscal_year || '-' || DECODE(fiscal_quarter, + 1, 'Q1', + 2, 'Q2', + 3, 'Q3', + 4, 'Q4')) AS fiscal_quarter_name, + ('FY' || SUBSTR(fiscal_quarter_name, 3, 7)) AS fiscal_quarter_name_fy, + DENSE_RANK() OVER (ORDER BY fiscal_quarter_name) AS fiscal_quarter_number_absolute, + --here check + fiscal_year || '-' || MONTHNAME(date_day) AS fiscal_month_name, + ('FY' || SUBSTR(fiscal_month_name, 3, 8)) AS fiscal_month_name_fy, + + -- @TODO @GERSON + -- Use the Seed, we will not doing the hard code in SQL, we use CSV to refer the holiday and desc + holiday_and_non_working_day_lists.holiday_desc, + holiday_and_non_working_day_lists.is_holiday, + holiday_and_non_working_day_lists.holiday_race, + holiday_and_non_working_day_lists.holiday_country, + holiday_and_non_working_day_lists.holiday_state, + holiday_and_non_working_day_lists.is_non_working_day, + -- @TODO @GERSON + DATE_TRUNC('month', last_day_of_fiscal_quarter) AS last_month_of_fiscal_quarter, + IFF(DATE_TRUNC('month', last_day_of_fiscal_quarter) = date_actual, TRUE, FALSE) AS is_first_day_of_last_month_of_fiscal_quarter, + DATE_TRUNC('month', last_day_of_fiscal_year) AS last_month_of_fiscal_year, + IFF(DATE_TRUNC('month', last_day_of_fiscal_year) = date_actual, TRUE, FALSE) AS is_first_day_of_last_month_of_fiscal_year, + + DATEADD('day',7,DATEADD('month',1,first_day_of_month)) AS snapshot_date_fpa, + DATEADD('day',44,DATEADD('month',1,first_day_of_month)) AS snapshot_date_billings, + + '{{ modules.datetime.datetime.now(modules.pytz.timezone("Asia/Kuala_Lumpur")) }}' AS _dbt_ran_datetime + + FROM date_spine + + LEFT JOIN holiday_and_non_working_day_lists + ON date_spine.date_day = to_date(holiday_and_non_working_day_lists.date, 'dd/mm/yyyy') + + QUALIFY date_actual >= '2016-01-01' + + ORDER BY date_day + + +), + +final AS ( + + SELECT + date_day, + date_actual, + day_name, + month_actual, + year_actual, + quarter_actual, + day_of_week, + first_day_of_week, + week_of_year, + day_of_month, + day_of_quarter, + day_of_year, + fiscal_year, + fiscal_quarter, + day_of_fiscal_quarter, + day_of_fiscal_year, + month_name, + first_day_of_month, + last_day_of_month, + first_day_of_year, + last_day_of_year, + first_day_of_quarter, + last_day_of_quarter, + first_day_of_fiscal_quarter, + last_day_of_fiscal_quarter, + first_day_of_fiscal_year, + last_day_of_fiscal_year, + week_of_fiscal_year, + month_of_fiscal_year, + last_day_of_week, + quarter_name, + fiscal_quarter_name, + fiscal_quarter_name_fy, + fiscal_quarter_number_absolute, + fiscal_month_name, + fiscal_month_name_fy, + holiday_desc, + is_holiday, + holiday_race, + holiday_country, + holiday_state, + is_non_working_day, + last_month_of_fiscal_quarter, + is_first_day_of_last_month_of_fiscal_quarter, + last_month_of_fiscal_year, + is_first_day_of_last_month_of_fiscal_year, + snapshot_date_fpa, + snapshot_date_billings, + _dbt_ran_datetime + FROM calculated + +) + +SELECT * FROM final \ No newline at end of file