Could

Can I split a huge wp_postmeta table across different databases or servers?

Can I split a huge wp_postmeta table across different databases or servers?

No. This is not practically possible primarily because there is no single interface to this table where you could implement the functionality you need, and even if you could, it would introduce some extremely gnarly problems.

Clear Is there any way to clear cache when making REST API request?
Is there any way to clear cache when making REST API request?
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How do I find breaking changes while upgrading wordpress? [closed]
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