Recovering from an upgrade during an online database command  Modifying dbccdb schema for large identifiers

Release Bulletin Adaptive Server® Enterprise Version 15.0 for Linux pSeries

allow backward scan does not work

[CR #401543] The configuration parameter allow backward scan does not work in Adaptive Server version 15.0.

Workaround: If you are encountering increased deadlocks while executing backward scans, separate problematic scans:

  1. Select the required rows into a temporary table in ascending order.

  2. Select from the temporary table in descending order.





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