-- create a tablespace we can use
CREATE TABLESPACE testspace LOCATION '@testtablespace@';
--- create a schema in the tablespace
-CREATE SCHEMA testschema TABLESPACE testspace;
--- sanity check
-SELECT nspname, spcname FROM pg_catalog.pg_tablespace t, pg_catalog.pg_namespace n
- where n.nsptablespace = t.oid and n.nspname = 'testschema';
- nspname | spcname
-------------+-----------
- testschema | testspace
-(1 row)
-
+-- create a schema we can use
+CREATE SCHEMA testschema;
-- try a table
-CREATE TABLE testschema.foo (i int);
+CREATE TABLE testschema.foo (i int) TABLESPACE testspace;
SELECT relname, spcname FROM pg_catalog.pg_tablespace t, pg_catalog.pg_class c
where c.reltablespace = t.oid AND c.relname = 'foo';
relname | spcname
INSERT INTO testschema.foo VALUES(1);
INSERT INTO testschema.foo VALUES(2);
+-- tables from dynamic sources
+CREATE TABLE testschema.asselect TABLESPACE testspace AS SELECT 1;
+SELECT relname, spcname FROM pg_catalog.pg_tablespace t, pg_catalog.pg_class c
+ where c.reltablespace = t.oid AND c.relname = 'asselect';
+ relname | spcname
+----------+-----------
+ asselect | testspace
+(1 row)
+
+PREPARE selectsource(int) AS SELECT $1;
+CREATE TABLE testschema.asexecute TABLESPACE testspace
+ AS EXECUTE selectsource(2);
+SELECT relname, spcname FROM pg_catalog.pg_tablespace t, pg_catalog.pg_class c
+ where c.reltablespace = t.oid AND c.relname = 'asexecute';
+ relname | spcname
+-----------+-----------
+ asexecute | testspace
+(1 row)
+
-- index
-CREATE INDEX foo_idx on testschema.foo(i);
+CREATE INDEX foo_idx on testschema.foo(i) TABLESPACE testspace;
SELECT relname, spcname FROM pg_catalog.pg_tablespace t, pg_catalog.pg_class c
where c.reltablespace = t.oid AND c.relname = 'foo_idx';
relname | spcname
foo_idx | testspace
(1 row)
+-- let's try moving a table from one place to another
+CREATE TABLE testschema.atable AS VALUES (1), (2);
+CREATE UNIQUE INDEX anindex ON testschema.atable(column1);
+ALTER TABLE testschema.atable SET TABLESPACE testspace;
+ALTER INDEX testschema.anindex SET TABLESPACE testspace;
+INSERT INTO testschema.atable VALUES(3); -- ok
+INSERT INTO testschema.atable VALUES(1); -- fail (checks index)
+ERROR: duplicate key value violates unique constraint "anindex"
+SELECT COUNT(*) FROM testschema.atable; -- checks heap
+ count
+-------
+ 3
+(1 row)
+
-- Will fail with bad path
CREATE TABLESPACE badspace LOCATION '/no/such/location';
ERROR: could not set permissions on directory "/no/such/location": No such file or directory
DROP TABLESPACE testspace;
ERROR: tablespace "testspace" is not empty
DROP SCHEMA testschema CASCADE;
+NOTICE: drop cascades to table testschema.atable
+NOTICE: drop cascades to table testschema.asexecute
+NOTICE: drop cascades to table testschema.asselect
NOTICE: drop cascades to table testschema.foo
-- Should succeed
DROP TABLESPACE testspace;