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Mention vacuum for relpages.

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ecpg_big_bison
Bruce Momjian 24 years ago
parent 9bba67aa9b
commit 2ed878d31d
1 changed files with 2 additions and 1 deletions
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      contrib/oid2name/README.oid2name

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contrib/oid2name/README.oid2name
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@ -115,10 +115,11 @@ $ du -s * |
2135 18735 = postgres 2135 18735 = postgres
.. ..
This can be done in psql with: (each page is typically 8k) This can be done in psql with:
test=> SELECT relpages, relfilenode, relname FROM pg_class ORDER BY relpages DESC; test=> SELECT relpages, relfilenode, relname FROM pg_class ORDER BY relpages DESC;
Each page is typically 8k. Relpages is updated by VACUUM.
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