Discussion:
BUG #7970: How 's list all members in a special tablespace ( not as pg_global & pg_default )
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s***@yahoo.com.vn
2013-03-19 08:19:58 UTC
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The following bug has been logged on the website:

Bug reference: 7970
Logged by: How 's list all members in a special tablespace
Email address: ***@yahoo.com.vn
PostgreSQL version: 9.0.4
Operating system: Enterpride linux 5 x86_64
Description:

I tried this, which will get the list of tables belong to 'XYZ' tablespace.

CREATE TABLESPACE TBS1 OWNER access LOCATION '/u03/tbs';

--> OK

Create table public.SinhVien ( MaSV text, TenSV text, Sodt int ) tablespace
TBS1;

--> OK

Insert into public.SinhVien (MaSV,TenSV,Sodt) Values ('001','Nguyen
Van',123456789),('002','Nguyen Ha',987654321);

--> OK

select relname from pg_class where reltablespace=(select oid from
pg_tablespace where spcname='TBS1');

relname
---------
(0 rows)

why's return 0 rows ? i don't know

please help me.
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Heikki Linnakangas
2013-03-19 14:20:27 UTC
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Post by s***@yahoo.com.vn
I tried this, which will get the list of tables belong to 'XYZ' tablespace.
CREATE TABLESPACE TBS1 OWNER access LOCATION '/u03/tbs';
--> OK
Create table public.SinhVien ( MaSV text, TenSV text, Sodt int ) tablespace
TBS1;
--> OK
Insert into public.SinhVien (MaSV,TenSV,Sodt) Values ('001','Nguyen
Van',123456789),('002','Nguyen Ha',987654321);
--> OK
select relname from pg_class where reltablespace=(select oid from
pg_tablespace where spcname='TBS1');
relname
---------0
(0 rows)
why's return 0 rows ? i don't know
You didn't quote the tablespace name in the CREATE TABLESPACE statement,
so it's actually called tbs1, in lower case. Try:

select relname from pg_class where reltablespace=(select oid from
pg_tablespace where spcname='tbs1');

- Heikki
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