Fixed index definition tokenization

In the previous commit skip_const was going ahead the space thus removing the
starting quote. Also fixed (and tested) trailing part after the tablespace
name, e.g. the WHERE clause.

bin/sql/tablespace.sql

@@ -10,6 +10,7 @@ SELECT spcname FROM pg_tablespace WHERE spcname = 'testts';
 -- If the query above failed you must create the 'testts' tablespace;
 
 CREATE TABLE testts1 (id serial primary key, data text);
+CREATE INDEX testts1_partial_idx on testts1 (id) where (id > 0);
 INSERT INTO testts1 (data) values ('a');
 INSERT INTO testts1 (data) values ('b');
 INSERT INTO testts1 (data) values ('c');
@@ -19,7 +20,8 @@ INSERT INTO testts1 (data) values ('c');
 
 SELECT relname, spcname
 FROM pg_class JOIN pg_tablespace ts ON ts.oid = reltablespace
-WHERE relname ~ '^testts1';
+WHERE relname ~ '^testts1'
+ORDER BY relname;
 
 SELECT * from testts1 order by id;
 
@@ -28,21 +30,24 @@ SELECT * from testts1 order by id;
 
 SELECT relname, spcname
 FROM pg_class JOIN pg_tablespace ts ON ts.oid = reltablespace
-WHERE relname ~ '^testts1';
+WHERE relname ~ '^testts1'
+ORDER BY relname;
 
 -- can move the ts back to default
 \! pg_repack --dbname=contrib_regression --no-order --table=testts1 -s pg_default
 
 SELECT relname, spcname
 FROM pg_class JOIN pg_tablespace ts ON ts.oid = reltablespace
-WHERE relname ~ '^testts1';
+WHERE relname ~ '^testts1'
+ORDER BY relname;
 
 -- can move the table together with the indexes
 \! pg_repack --dbname=contrib_regression --no-order --table=testts1 --tablespace testts --moveidx
 
 SELECT relname, spcname
 FROM pg_class JOIN pg_tablespace ts ON ts.oid = reltablespace
-WHERE relname ~ '^testts1';
+WHERE relname ~ '^testts1'
+ORDER BY relname;
 
 -- can't specify --moveidx without --tablespace
 \! pg_repack --dbname=contrib_regression --no-order --table=testts1 --moveidx