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Refactor archival strategy logic in FILE_ARCHIVER package to enhance clarity and support for age-based archiving

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Grzegorz Michalski
2026-02-09 09:12:49 +01:00
parent fa1f179be9
commit 802c102f29
1 changed files with 14 additions and 6 deletions
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20
MARS_Packages/REL01_ADDITIONS/MARS-828/new_version/FILE_ARCHIVER.pkb
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@@ -7,7 +7,7 @@ AS
/** /**
* @name GET_ARCHIVAL_WHERE_CLAUSE * @name GET_ARCHIVAL_WHERE_CLAUSE
* @desc Private function that generates WHERE clause based on ARCHIVAL_STRATEGY configuration. * @desc Private function that generates WHERE clause based on ARCHIVAL_STRATEGY configuration.
* Supports four strategies: THRESHOLD_BASED, CURRENT_MONTH_ONLY, MINIMUM_AGE_MONTHS, HYBRID. * Supports three strategies: THRESHOLD_BASED, MINIMUM_AGE_MONTHS, HYBRID.
* @param pSourceFileConfig - Source file configuration record with ARCHIVAL_STRATEGY * @param pSourceFileConfig - Source file configuration record with ARCHIVAL_STRATEGY
* @return VARCHAR2 - WHERE clause for filtering archival candidates * @return VARCHAR2 - WHERE clause for filtering archival candidates
**/ **/
@@ -120,11 +120,19 @@ AS
vTableStat := GET_TABLE_STAT(pSourceFileConfigKey => pSourceFileConfigKey); vTableStat := GET_TABLE_STAT(pSourceFileConfigKey => pSourceFileConfigKey);
end if; end if;
if vTableStat.OVER_ARCH_THRESOLD_FILE_COUNT >= vSourceFileConfig.FILES_COUNT_OVER_ARCHIVE_THRESHOLD then vArchivalTriggeredBy := 'FILES_COUNT'; -- Strategy-based trigger logic (MARS-828)
elsif vTableStat.OVER_ARCH_THRESOLD_ROW_COUNT >= vSourceFileConfig.ROWS_COUNT_OVER_ARCHIVE_THRESHOLD then vArchivalTriggeredBy := vArchivalTriggeredBy||', ROWS_COUNT'; IF vSourceFileConfig.ARCHIVAL_STRATEGY = 'MINIMUM_AGE_MONTHS' THEN
elsif vTableStat.OVER_ARCH_THRESOLD_SIZE >= vSourceFileConfig.BYTES_SUM_OVER_ARCHIVE_THRESHOLD then vArchivalTriggeredBy := vArchivalTriggeredBy||', BYTES_SUM'; -- MINIMUM_AGE_MONTHS: Archive based on age only, ignore thresholds
else ENV_MANAGER.LOG_PROCESS_EVENT('Non of archival triggers reached','INFO'); vArchivalTriggeredBy := 'AGE_BASED';
end if; ENV_MANAGER.LOG_PROCESS_EVENT('Archival strategy: MINIMUM_AGE_MONTHS (threshold-independent)','INFO');
ELSE
-- THRESHOLD_BASED and HYBRID: Check thresholds
if vTableStat.OVER_ARCH_THRESOLD_FILE_COUNT >= vSourceFileConfig.FILES_COUNT_OVER_ARCHIVE_THRESHOLD then vArchivalTriggeredBy := 'FILES_COUNT';
elsif vTableStat.OVER_ARCH_THRESOLD_ROW_COUNT >= vSourceFileConfig.ROWS_COUNT_OVER_ARCHIVE_THRESHOLD then vArchivalTriggeredBy := vArchivalTriggeredBy||', ROWS_COUNT';
elsif vTableStat.OVER_ARCH_THRESOLD_SIZE >= vSourceFileConfig.BYTES_SUM_OVER_ARCHIVE_THRESHOLD then vArchivalTriggeredBy := vArchivalTriggeredBy||', BYTES_SUM';
else ENV_MANAGER.LOG_PROCESS_EVENT('Non of archival triggers reached','INFO');
end if;
END IF;
if LENGTH(vArchivalTriggeredBy)>0 THEN if LENGTH(vArchivalTriggeredBy)>0 THEN
ENV_MANAGER.LOG_PROCESS_EVENT('Archival Triggered By: '||vArchivalTriggeredBy,'INFO'); ENV_MANAGER.LOG_PROCESS_EVENT('Archival Triggered By: '||vArchivalTriggeredBy,'INFO');