2012/1/10 Ondrej Ivanič <ondrej.ivanic@gmail.com>:
>> One area where the documentation is not very detailed - What are the side
>> effects and/or constraints put in place while an index is being moved? I
>> assume that the index will not be available to the query planner/engine
>> during that time period. Are there other ways in which the table (and other
>> indices) are affected or locked?
>
> yes, you are right there is not too much about "alter index" locking
> in the docs. When I did this last time (PG 8.4) 'alter index' acquired
> 'ACCESS EXCLUSIVE' lock.
To avoid it I usually do CREATE INDEX ... TABLESPACE ... / DROP INDEX
... / ALTER INDEX ... RENAME ...
>
> --
> Ondrej Ivanic
> (ondrej.ivanic@gmail.com)
>
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Sergey Konoplev
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