Why are json <=> jsonb casts marked as explicit-only?

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От Tom Lane
Тема Why are json <=> jsonb casts marked as explicit-only?
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Msg-id 11562.1425331582@sss.pgh.pa.us
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Ответы Re: Why are json <=> jsonb casts marked as explicit-only?
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Surely they should be assignment level, if not implicit.  I don't
really see why I should have to write a cast to assign a json
expression result into a jsonb column, in particular.
        regards, tom lane

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