Search Results lm_ltyp_mst




Overview
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Overview

The LM_LTYP_MST table is a core master data table within the Oracle E-Business Suite Process Manufacturing (GMD) module, specifically for the Product Development sub-module. It functions as the laboratory type master, defining and storing the distinct categories or classifications of laboratory activities and tests that can be performed within the system. These laboratory types are fundamental to structuring and managing the technical specifications, spreadsheets, and methodologies used in developing and controlling formulas, processes, and products in a manufacturing environment. The table's existence under the GMD schema underscores its critical role in ensuring data integrity and standardization for laboratory operations tied to product development.

Key Information Stored

The primary data element stored in LM_LTYP_MST is the laboratory type code. Based on the provided metadata, the table's primary key is the LAB_TYPE column, which uniquely identifies each laboratory type record. A significant structural feature is the SHARED_LAB_TYPE column, which acts as a self-referencing foreign key to the same table (LM_LTYP_MST). This relationship suggests a hierarchical or template-based structure, allowing one laboratory type to inherit or share properties from another. Furthermore, the TEXT_CODE column is a foreign key to the LM_TEXT_HDR table, enabling the association of extensive descriptive text, instructions, or notes with a specific laboratory type. This setup allows for the management of both coded identifiers and detailed textual documentation.

Common Use Cases and Queries

This table is primarily referenced during the setup and execution of laboratory-related functions in Product Development. Common operational scenarios include the creation of new laboratory test specifications, the assignment of tests to formulas or items, and the generation of laboratory reports. A fundamental query retrieves all active laboratory types for use in a list of values (LOV) during data entry: SELECT lab_type, description FROM gmd.lm_ltyp_mst WHERE delete_mark = 0 ORDER BY 1;. For reporting or analysis, one might join LM_LTYP_MST to transaction tables to summarize test activities by type: SELECT lt.lab_type, COUNT(*) test_count FROM gmd.lm_ltyp_mst lt, gmd.lm_tech_hdr th WHERE lt.lab_type = th.lab_type GROUP BY lt.lab_type;. Understanding the shared type hierarchy via the SHARED_LAB_TYPE self-join is also crucial for tracing standard methodologies.

Related Objects

As indicated by the foreign key relationships, LM_LTYP_MST is a central hub connected to several key transactional and setup tables within the GMD laboratory management structure. Key dependent objects include LM_TECH_HDR (laboratory technique headers), LM_SPRD_DTL (spreadsheet details), and LM_SPRD_FLS (spreadsheet files), all of which use LAB_TYPE as a foreign key to classify their data. The self-referencing foreign key on SHARED_LAB_TYPE indicates a recursive relationship within the same table. For descriptive text, it relates to LM_TEXT_HDR. Consequently, this table is essential for any data model or integration (e.g., BI reports) involving laboratory test definitions, execution, or analysis in Oracle Process Manufacturing.