On 2019-Feb-10, Tom Lane wrote:
> Primary and secondary partition dependencies behave identically
> except that the primary dependency is preferred for use in error
> messages; hence, a partition-dependent object should have one
> primary partition dependency and one or more secondary partition
> dependencies.
Hmm, zero or more secondary partition dependencies?
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Álvaro Herrera https://www.2ndQuadrant.com/
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