| Subject | Re: [firebird-support] Re: Query optimizer is not using the useful indexes. |
|---|---|
| Author | Dimitry Sibiryakov |
| Post date | 2019-05-31T12:48:43Z |
31.05.2019 13:18, danyschaer@... [firebird-support] wrote:
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WBR, SD.
> That (and ONLY THAT) is making my query to need 24 minutes insted of 1 minute.Do you understand that DISTINCT inside of IN is meaningless?
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WBR, SD.