Purpose
The DQL Mode KEEP command stores the active found set in the Saved Set library. An active found set is a collection of internal database directions to the data found with your most recent query execution during the current session. You may want to KEEP a found set for a query that requires a lengthy search for data. Saving the set allows you to minimize processing time the next time you execute the query while still accessing current data. We advise including the query name as part of the saved set description. (See the CA Dataquery User Guide for more information.) Only one KEEP command per active found set is permitted.
The data itself is not saved with the KEEP command. Therefore, if the data is updated after the set is saved, and the set is then used, the results can change. Other than the STORE command, which creates a personal table of query output, the only way to store current results of query execution so that it is not subject to database maintenance is by using the EXTRACT command online or the Export function during batch execution.
You may want to read about the EXTRACT command which allows other software products to access data found by CA Dataquery. See EXTRACT - Extract Found Data for more information about EXTRACT.
When to Use It
After executing a query that requires a lengthy search for data, you may want to change certain report characteristics and re-execute the query at a later time. KEEP allows you to do this without doing FIND processing again.
Syntax
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Enter |
With |
When You Want to: |
|---|---|---|
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KEEP |
No operand |
Display the Save Active Found Set panel for saving the active found set. |
Example
=> keep 01/04/2010 DATAQUERY SAMPLE PAGE 1 14:17:22 DETAIL ORD-ID ITM-ID SHIP-QTY UNIT-PRICE AMT-SHIP ------ ---------- -------- ---------- -------------- 01008 C10000 0000002 00029.50 $59.00 C10001 0000004 00021.00 $84.00 C10002 0000006 00014.00 $84.00
Result
=> Enter the sets attributes and press PF3 to save ------------------------------------------------------------------------DQA80 DATAQUERY: SAVE ACTIVE FOUND SET NAME: ________ DESCRIPTION: ____________________ ----------------------------------------------------------------------------- ----------------------------------------------------------------------------- <PF1> HELP <PF2> RETURN <PF3> SAVE
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