Improve Query Performance in Analyses for the Order Management - Order Holds Real Time Subject Area
Use this procedure to improve query performance for Order Management - Order Holds Real Time subject area queries.
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In the Browse Catalog UI, click
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Select Order Holds - Order Management Real Time.
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In the Advanced tab, find the Advanced SQL Clauses section.
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In the Prefix field, enter this value:
SET VARIABLE OBIS_DBFEATURES_IS_LEFT_OUTER_JOIN_SUPPORTED=0,OBIS_ORACLEDB_HINTS_FOR_TOP_SELECT='NO_MERGE(@HoldInstancePVO)';
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Click Apply SQL.
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In the SQL Issued, verify that the hints were prefixed to the logical query.
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To review the result changes, use the Results tab.
Note: If the Order Holds subject area is used in a cross-subject area query, you must apply
the hint to the Order Holds subject
area only.