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Re: [PATCH] Support for Array ELEMENT Foreign Keys - Mailing list pgsql-hackers

From Tom Lane
Subject Re: [PATCH] Support for Array ELEMENT Foreign Keys
Date
Msg-id 6505.1350614482@sss.pgh.pa.us
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In response to Re: [PATCH] Support for Array ELEMENT Foreign Keys  (Tom Lane <tgl@sss.pgh.pa.us>)
List pgsql-hackers
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I wrote:
> Or we could go back to using ARRAY here --- that should be safe since
> ARRAY is already fully reserved.

Ugh ... no, that doesn't work, because ARRAY[...] is allowed in c_expr
and hence b_expr.  So the ambiguity would still be there.  We'd need a
different fully-reserved keyword to go this way.
        regards, tom lane

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