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PSLine2000Documentation/Queries/DedicatedCellQ.md

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DedicatedCellQ

Analysis generated on: 4/2/2025 9:59:08 AM

SQL Statement

SELECT ProductMaster.PRDNO, DedicatedCells.Active, DedicatedCells.AlphaCode, DedicatedCells.Machine
FROM ProductMaster INNER JOIN DedicatedCells ON ProductMaster.PALPH = DedicatedCells.AlphaCode
WHERE (((ProductMaster.PRDNO)=Left([Forms]![Process Sheet]![PartNumber],7)) AND ((DedicatedCells.Active)=True));

Dependencies

Parameters

  • [Forms]![Process Sheet]![PartNumber] (Empty)

What it does

SQL Query Description

This SQL query retrieves data from two tables, ProductMaster and DedicatedCells, based on specific conditions. The query is designed to find the dedicated cells for a given part number.

Query Components

  • Inner Join: The query performs an inner join between the ProductMaster table and the DedicatedCells table on the PALPH column in ProductMaster and the AlphaCode column in DedicatedCells.
  • Filter Conditions:
    • ProductMaster.PRDNO = Left([Forms]![Process Sheet]![PartNumber], 7): This condition filters the results to include only rows where the part number (PRDNO) matches the first seven characters of the value in the PartNumber field on a form called "Process Sheet".
    • DedicatedCells.Active = True: This condition further filters the results to include only active cells.
  • Selected Columns:
    • The query selects columns from both tables: PRDNO, Active, AlphaCode, and Machine.

Query Functionality

This SQL query is designed to:

  1. Find dedicated cells for a specific part number based on the first seven characters of the part number.
  2. Filter the results to only include active cells.

Example Use Case

This query can be used in an inventory management system to display information about dedicated cells for a particular product.

Query Breakdown

  • Table Names and Columns: ProductMaster, PRDNO; DedicatedCells, Active, AlphaCode, Machine.
  • Join Condition: PALPH = AlphaCode.
  • Filter Conditions:
    • Part number matching.
    • Active cells only.
  • Selected Columns: PRDNO, Active, AlphaCode, Machine.

Formulas Used

  • Left([Forms]![Process Sheet]![PartNumber], 7) to extract the first seven characters of the part number.