Mention vacuum for relpages.

24 years ago · 2ed878d31d
parent 9bba67aa9b
commit 2ed878d31d
1 changed files with 2 additions and 1 deletions
--- a/contrib/oid2name/README.oid2name
+++ b/contrib/oid2name/README.oid2name
@ -115,10 +115,11 @@ $ du -s * |
 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;

+Each page is typically 8k.  Relpages is updated by VACUUM.

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