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Re: Lock for table renaming - Mailing list pgsql-hackers

From Tom Lane
Subject Re: Lock for table renaming
Date
Msg-id 26025.1165418377@sss.pgh.pa.us
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In response to Lock for table renaming  (Peter Eisentraut <peter_e@gmx.net>)
List pgsql-hackers
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Peter Eisentraut <peter_e@gmx.net> writes:
> Why does renaming a table take out an access exclusive lock on the target 
> table?

To prevent other transactions failing because the table "disappears"
underneath them.
        regards, tom lane

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