Files
sql-scripts/MDDOC-878 - purge logdb/documedisLogs-cleanup-Documedis_ClinicalDecisionSupport_LogData.sql
2025-09-02 22:22:34 +02:00

83 lines
3.4 KiB
Transact-SQL

USE [DocumedisLogs]
GO
/*
MDDOC-878
Purge of the table documedisLogs.dbo.Documedis_VaccinationCheck_LogData
Only records that are more than 7 months old and present as archived in [archivedRowsJournal]
will be purged.
All satellite tables are purged in order.
Deletion is made in batches to avoid locking.
*/
CREATE PROCEDURE [purge_Documedis_VaccinationCheck_LogData] AS
BEGIN
DECLARE @cutoff DATE = DATEADD(MONTH, -7, CURRENT_TIMESTAMP);
DECLARE @batch INT = 5000;
DECLARE @row_count INT = 1;
DECLARE @tbl_to_del TABLE (DocumedisClinicalDecisionSupportLogData_PK BIGINT NOT NULL );
WHILE @row_count > 0
BEGIN
TRUNCATE TABLE @tbl_to_del;
-- region populate filter table
INSERT INTO @tbl_to_del([DocumedisClinicalDecisionSupportLogData_PK])
SELECT TOP (@batch)
[s].[DocumedisClinicalDecisionSupportLogData_PK]
FROM [dbo].[Documedis_ClinicalDecisionSupport_LogData] [s]
WHERE [s].[LogDateTime] > @cutoff
AND EXISTS(
SELECT 1
FROM [archivedRowsJournal] [a]
WHERE [a].[tableName] = 'Documedis_ClinicalDecisionSupport_LogData'
AND [a].[tableRowId] = [s].[DocumedisClinicalDecisionSupportLogData_PK]
);
SELECT @row_count = COUNT(1)
FROM @tbl_to_del;
-- endregion
-- region logcheck products
DELETE [lcp]
FROM @tbl_to_del [d]
INNER JOIN [Documedis_ClinicalDecisionSupport_LogCheck] [lc] ON [lc].[DocumedisClinicalDecisionSupportLogData_FK] = [d].[DocumedisClinicalDecisionSupportLogData_PK]
INNER JOIN [Documedis_ClinicalDecisionSupport_LogCheckProduct] [lcp] ON [lc].[DocumedisClinicalDecisionSupportLogCheck_PK] = [lcp].[DocumedisClinicalDecisionSupportLogCheck_FK];
-- endregion
-- region logcheck interactions
DELETE [lci]
FROM @tbl_to_del [d]
INNER JOIN [Documedis_ClinicalDecisionSupport_LogCheck] [lc] ON [lc].[DocumedisClinicalDecisionSupportLogData_FK] = [d].[DocumedisClinicalDecisionSupportLogData_PK]
INNER JOIN [Documedis_ClinicalDecisionSupport_LogCheckInteraction] [lci] ON [lc].[DocumedisClinicalDecisionSupportLogCheck_PK] = [lci].[DocumedisClinicalDecisionSupportLogCheck_FK];
-- endregion
-- region logcheck
DELETE [lc]
FROM @tbl_to_del [d]
INNER JOIN [Documedis_ClinicalDecisionSupport_LogCheck] [lc] ON [lc].[DocumedisClinicalDecisionSupportLogData_FK] = [d].[DocumedisClinicalDecisionSupportLogData_PK];
-- endregion
-- region patientRisk
DELETE [lr]
FROM @tbl_to_del [d]
INNER JOIN [Documedis_ClinicalDecisionSupport_LogDataPatientRisk] [lr] ON [lr].[DocumedisClinicalDecisionSupportLogData_FK] = [d].[DocumedisClinicalDecisionSupportLogData_PK];
-- endregion
-- region logData
DELETE ld
FROM @tbl_to_del [d]
INNER JOIN [Documedis_ClinicalDecisionSupport_LogData] [ld] ON [ld].[DocumedisClinicalDecisionSupportLogData_PK] = [d].[DocumedisClinicalDecisionSupportLogData_PK];
-- endregion
-- region archivedRowsJournal
DELETE j
FROM [archivedRowsJournal] j
INNER JOIN @tbl_to_del [d] ON [d].[DocumedisClinicalDecisionSupportLogData_PK] = [j].[tableRowId]
WHERE [j].[tableName]='Documedis_ClinicalDecisionSupport_LogData';
-- endregion
END
END