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The GL_XFR_PERIOD_MAPPINGS table in Oracle E-Business Suite (EBS) 12.1.1 and 12.2.2 is a critical repository for storing period mapping definitions used during the financial data transfer process between source and target ledgers. This table plays a pivotal role in ensuring accurate and seamless period alignment when consolidating or transferring accounting entries across different ledgers with varying fiscal calendars. Below is a detailed analysis of its structure, functionality, and significance in Oracle EBS.

Purpose and Functionality

The GL_XFR_PERIOD_MAPPINGS table stores mappings between source and target accounting periods, facilitating the correct posting of journal entries when data is transferred between ledgers with dissimilar period structures. This is particularly important in multi-org or multi-ledger environments where subsidiaries or business units operate under different fiscal calendars. The table ensures that transactions from a source period are accurately mapped to the corresponding target period, preventing misalignment in financial reporting.

Key Columns and Structure

The table comprises several key columns that define the period mapping logic:

  • TRANSFER_ID: A unique identifier linking to the GL_XFR_HEADERS table, representing the transfer batch.
  • SOURCE_PERIOD_NAME: The accounting period in the source ledger from which data is being transferred.
  • TARGET_PERIOD_NAME: The corresponding period in the target ledger where the data will be posted.
  • CREATION_DATE, CREATED_BY, LAST_UPDATE_DATE, LAST_UPDATED_BY: Standard Oracle audit columns tracking record creation and modifications.
  • STATUS: Indicates whether the mapping is active or inactive.

Integration with Other Modules

The GL_XFR_PERIOD_MAPPINGS table is tightly integrated with the General Ledger (GL) module, particularly during the Journal Import and Data Conversion processes. It works in conjunction with:

  • GL_XFR_HEADERS: Contains metadata about the transfer batch.
  • GL_XFR_LINES: Stores the actual journal entry lines being transferred.
  • GL_PERIODS: Validates period names against the target ledger's calendar.
This integration ensures data consistency and prevents period-related errors during cross-ledger transactions.

Technical Considerations

In Oracle EBS 12.1.1 and 12.2.2, the table is part of the APPS schema and is typically accessed via Oracle's standard APIs or through custom PL/SQL scripts. Direct DML operations are discouraged to maintain data integrity. Key technical aspects include:

  • Indexing: Typically indexed on TRANSFER_ID and SOURCE_PERIOD_NAME for performance optimization.
  • Validation: Oracle enforces referential integrity with parent tables like GL_XFR_HEADERS.
  • Partitioning: In large implementations, the table may be partitioned by TRANSFER_ID for scalability.

Business Process Implications

From a business perspective, the GL_XFR_PERIOD_MAPPINGS table enables:

  • Consolidation of financial statements across entities with different fiscal year-ends.
  • Accurate period-end closing processes in global deployments.
  • Support for statutory and management reporting requirements.
  • Compliance with accounting standards that require specific period alignment.

Conclusion

The GL_XFR_PERIOD_MAPPINGS table is a fundamental component of Oracle EBS's financial architecture, particularly in multi-ledger environments. Its role in ensuring accurate period mapping during data transfer processes makes it indispensable for organizations with complex accounting structures. Proper configuration and maintenance of this table are essential for reliable financial consolidation and reporting in both Oracle EBS 12.1.1 and 12.2.2 implementations.