Search Results po_lines_archive_all




The PO_LINES_ARCHIVE_ALL table in Oracle E-Business Suite (EBS) versions 12.1.1 and 12.2.2 is a critical repository for archived purchase order (PO) line data. This table stores historical information about PO lines that have been purged from the primary transactional tables (PO_LINES_ALL) to optimize system performance while retaining compliance and audit requirements. Below is a detailed breakdown of its structure, purpose, and usage in Oracle EBS.

Purpose and Context

The PO_LINES_ARCHIVE_ALL table serves as an archive repository for PO line records that are no longer active but must be retained for reporting, auditing, or legal purposes. Oracle EBS automatically migrates data to this table during periodic archival processes, ensuring transactional tables remain lean and efficient. This is particularly important for high-volume procurement environments where PO line data grows exponentially over time.

Key Columns and Data Structure

The table mirrors the structure of PO_LINES_ALL but excludes certain transient or system-generated fields. Key columns include:
  • PO_LINE_ID: Primary key identifier for the archived line.
  • PO_HEADER_ID: References the parent PO header in PO_HEADERS_ARCHIVE_ALL.
  • LINE_NUM: Line number in the original PO.
  • ITEM_ID: Links to MTL_SYSTEM_ITEMS_B for item details.
  • QUANTITY, UNIT_PRICE, AMOUNT: Financial and quantity details.
  • CLOSED_CODE: Indicates if the line is closed or canceled.
  • CREATION_DATE, LAST_UPDATE_DATE: Timestamps for audit trails.

Integration with Other Modules

The table integrates with Oracle Procurement, Inventory, and Financials modules:
  • Procurement: Archived lines retain ties to requisitions, agreements, and suppliers via PO_REQUISITION_LINES_ARCHIVE.
  • Inventory: Item-related data syncs with MTL_SYSTEM_ITEMS_B for historical reporting.
  • Financials: Links to AP_INVOICES_ARCHIVE for matched invoices.

Archival Process

Data is moved to PO_LINES_ARCHIVE_ALL via Oracle's standard archival programs (e.g., "Purge Purchase Documents") or custom scripts. The process typically involves:
  1. Identifying eligible records based on aging criteria (e.g., closed for >365 days).
  2. Validating referential integrity with dependent tables.
  3. Logging archival metadata (e.g., ARCHIVED_BY, ARCHIVED_DATE).

Reporting and Compliance

Archived data supports:
  • Audit Reports: Historical PO line details for SOX or internal audits.
  • Spend Analysis: Trend analysis using archived pricing/quantity data.
  • Legal Holds: Retention of records under litigation.

Technical Considerations

  • Indexing: Non-unique indexes on PO_HEADER_ID and PO_LINE_ID improve query performance.
  • Partitioning: Recommended for large datasets (e.g., by CREATION_DATE).
  • Access Control: Secured via Oracle's data privacy features (e.g., VPD policies).

Customization and Extensions

Organizations often extend the table with custom columns (e.g., XX_ATTRIBUTE1) or triggers to enforce business rules during archival. However, Oracle discourages direct DML on archived data.

Conclusion

The PO_LINES_ARCHIVE_ALL table is a foundational component of Oracle EBS's data lifecycle management, balancing performance with regulatory compliance. Proper configuration and maintenance of this table are essential for organizations with long-term procurement data retention needs.