Hi Vik. That optimisation may be have a metrics? may be coalesce operator gave more time above previous two linear queries...may be - who knows
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Thanks for this comment! I added a new chapter called Postgres query analyzing to article for more explain reasons of this article.
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Hi Vik. That optimisation may be have a metrics? may be coalesce operator gave more time above previous two linear queries...may be - who knows
Hi,
Thanks for this comment! I added a new chapter called Postgres query analyzing to article for more explain reasons of this article.