Results for “application_column_name”

AI-generated from documented ETRM metadata — verify critical details on the linked pages.

Overview

MTL_LOT_SERIAL_DFF_ERV is a read-only database view owned by the APPS schema in Oracle E-Business Suite, classified under the INV (Inventory) product family. Its name ending in "_ERV" denotes "Electronic Records View," a naming convention Oracle applies to views created specifically to support electronic records and auditability requirements. The view does not store data itself; instead, it exposes a curated projection of the Descriptive Flexfield (DFF) column usage model for lot and serial attributes, making that metadata available to reporting, integration, and compliance-oriented consumers.

In Oracle EBS 12.1.1 and 12.2.2, descriptive flexfields attached to lot numbers and serial numbers capture user-defined attribute values. The physical storage of those attributes, the segment-to-column mappings, and the context definitions are held in the flexfield data model. MTL_LOT_SERIAL_DFF_ERV distills the relevant subset of that model, filtered to Inventory application contexts and the specific flexfield names in scope, so that downstream processes can identify which columns carry which lot or serial attributes without directly querying the underlying flexfield metadata tables.

Underlying Base Objects

The view is defined over a single documented base object: FND_DESCR_FLEX_COL_USAGE_VL. This underlying object is itself a view in the Application Object Library (FND) schema, and it presents the "VL" (view-with-translation) representation of descriptive flexfield column usage definitions. Because FND_DESCR_FLEX_COL_USAGE_VL resolves translated end-user column names, MTL_LOT_SERIAL_DFF_ERV inherits language-sensitive label output, returning the display name appropriate to the session's language environment.

The relationship is a strict projection and filter. MTL_LOT_SERIAL_DFF_ERV selects four columns from the base view and restricts the result set with two predicates: APPLICATION_ID = 401 (the Inventory application identifier) and DESCRIPTIVE_FLEXFIELD_NAME IN ('LOT ATTRIBUTES', 'SERIAL ATTRIBUTES', 'MTL_LOT_NUMBERS'). No joins, unions, or aggregations are introduced. Consequently, the view returns one row per qualifying column usage entry for each named flexfield, preserving the granularity of the base object.

Key Columns

• DESCRIPTIVE_FLEXFIELD_NAME — Identifies the flexfield to which the column usage belongs. Within this view the value is limited to 'LOT ATTRIBUTES', 'SERIAL ATTRIBUTES', or 'MTL_LOT_NUMBERS'.
• DESCRIPTIVE_FLEX_CONTEXT_CODE — The flexfield context code applicable to the column usage. This is the value commonly referenced in searches for "descriptive_flex_context_code," distinguishing global (context-insensitive) segments from context-sensitive attribute segments. A null or global marker typically indicates a segment available regardless of context.
• APPLICATION_COLUMN_NAME — The underlying database column name in which the attribute value is physically stored. This is the technical mapping used by SQL and integration code to read or write the attribute.
• END_USER_COLUMN_NAME — The translated, user-facing prompt or label for the attribute segment, suitable for display in reports and forms.

Common Use Cases and Queries

The primary use case is metadata discovery: determining which database columns hold lot and serial descriptive attributes and what those attributes are labeled. Integration and reporting developers query this view when building extracts that must include flexfield attribute values, and compliance or electronic-records audits use it to demonstrate which attributes are defined and where they reside.

A typical query lists all attribute mappings for lot and serial flexfields:

• SELECT descriptive_flexfield_name, descriptive_flex_context_code, application_column_name, end_user_column_name FROM mtl_lot_serial_dff_erv ORDER BY descriptive_flexfield_name, descriptive_flex_context_code;
• To isolate context-sensitive segments only: add WHERE descriptive_flex_context_code IS NOT NULL.
• To find the physical column for a specific flexfield: filter on descriptive_flexfield_name = 'LOT ATTRIBUTES'.

Because the view is read-only and filtered to application 401, it is safe for query-only integration patterns and requires no special privileges beyond SELECT on the APPS view. Developers should treat APPLICATION_COLUMN_NAME as authoritative for storage location and END_USER_COLUMN_NAME as the presentation label when generating dynamic report headers.