create table ts
 (id INTEGER, s tsvector );
 
insert into ts(id, s) VALUES( 1 ,  '');
insert into ts(id, s) VALUES( 2 ,  '');

update ts 
set s= (select to_tsvector('<Row> 
<x x="name" z="128">Sea,Ocean,River</x> 
<x x="deep" z="256">test, drink, drawn</x> 
</Row> ')) where id= 1 ;

update ts 
set s= (select to_tsvector('<Row> 
<x x="name" z="128">car, vehicle,draw</x> 
<x x="deep" z="256">carriage,bicycle,drank</x> 
</Row> ')) where id= 2 ;


select * from ts where s @@ to_tsquery('default','draw') 
----------
id	s
 [b]2 	'car': 1  'draw': 3  'drank': 6  'bicycl': 5  'vehicl': 2  'carriag': 4 [/b]


select * from ts where s @@ to_tsquery('default','drink') 
id	s
 [b]1 	'sea': 1  'test': 4  'drawn': 6  'drink': 5  'ocean': 2  'river': 3 [/b]