Re: [SQL] Lost my tablespace

On 05/29/2017 07:10 AM, tel medola wrote:
> 
> I have a serious problem in my database. I have a table, divided into 4 

Postgres version?

> tablespaces, one in each unit (E :; G :; H:; I:), linked with 

So for OS  some version of Windows, correct?

> inheritance, of approximately 500 gb each. It happens that a truncate 
> was done in the main table without undoing the inheritance for the other 
> tables and consequently the "daughters" tables were cleaned together 
> with the main one. I lost everything! But ... I have the backup of all 
> drives and I have already done the data restore. Everything has been 
> successfully retrieved, however the table is listed as 8192 bytes in 
> postgres, but the units are all as they were before the truncate was 
> executed.
> Is there any way Postgres redo the link with the child tables ?? I 
> already ran the command to rewrite inheritance, but the size of the 
> tables continues with 8192.

What was the command?

> If you execute the SELECT command pg_size_pretty (pg_database_size 
> ('database_name')), the result comes complete, as if the tables were 
> filled normally.

What does

select * from pg_tablespace;

show?


What does $PGDATA/pg_tblspc show?

> Can someone help me please?
> Thanks Roberto.


-- 
Adrian Klaver
adrian.klaver@aklaver.com