Re: after restore the size of the database is increased

2019-07-24 Thread Alexey Bashtanov
Hi all, this should be trivial, but if I dump and restore the very same database the restored one is bigger than the original one. I did vacuumed the database foo, then dumped and restored into bar, and the latter, even when vacuumed, remains bigger then the original one. No other activity was

Re: after restore the size of the database is increased

2019-07-15 Thread Luca Ferrari
On Mon, Jul 15, 2019 at 7:21 PM Peter Geoghegan wrote: > Sometimes B-Tree indexes can be *larger* after a REINDEX (or after > they're recreated with a CREATE INDEX). It's not that common, but it > does happen. There isn't actually a very large size difference here, > so it seems worth comparing in

Re: after restore the size of the database is increased

2019-07-15 Thread Luca Ferrari
On Mon, Jul 15, 2019 at 7:07 PM Adrian Klaver wrote: > What does \l+ show? The same as pg_size_pretty: foo=# \l+ List of databases Name| Owner | Encoding | Collate | Ctype | Access privileges | Size | Tablespace |

Re: after restore the size of the database is increased

2019-07-15 Thread Peter Geoghegan
On Mon, Jul 15, 2019 at 6:22 AM Luca Ferrari wrote: > What am I missing here? Sometimes B-Tree indexes can be *larger* after a REINDEX (or after they're recreated with a CREATE INDEX). It's not that common, but it does happen. There isn't actually a very large size difference here, so it seems wo

Re: after restore the size of the database is increased

2019-07-15 Thread Adrian Klaver
On 7/15/19 6:21 AM, Luca Ferrari wrote: Hi all, this should be trivial, but if I dump and restore the very same database the restored one is bigger than the original one. I did vacuumed the database foo, then dumped and restored into bar, and the latter, even when vacuumed, remains bigger then th