Subject Re: [firebird-support] Re: How to "shape" indexes to avoid index depth > 3
Author Dimitry Sibiryakov
29.01.2019 21:13, 'Leyne, Sean' Sean@... [firebird-support] wrote:
> the multi-segment indexes are to optimize commonly used queries.

In this case you can consider removing one or two fields from the index and see how
much selectivity it lose and how much performance would be affected.