Re: how to get the height of index tree?

John R Pierce <pierce@hogranch.com> writes:
>> 2010/10/22 sunpeng <bluevaley@gmail.com <mailto:bluevaley@gmail.com>>
>>
>>     Hi, how to get the height of R* or B tree of created index ?

You could use Gevel for GiST and GIN:

  http://www.sai.msu.su/~megera/wiki/Gevel

Don't know if something similar exists for btree, but I guess it would
be very useful.

Regards,
--
Dimitri Fontaine
http://2ndQuadrant.fr     PostgreSQL : Expertise, Formation et Support