USE tpch1; select t.CCHAR1 from datatypetestm t, (select CCHAR1 from datatypetestm1) t1 where t.CCHAR1 = t1.CCHAR1 order by 1; CCHAR1 a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a z z z z z z z z z z z z z z z z z z z z z z z z z z z z z z z z z z z z z z z z z z z z z z z z z z select t.CCHAR9 from datatypetestm t, (select CCHAR9 from datatypetestm1) t1 where t.CCHAR9 = t1.CCHAR9 order by 1; CCHAR9 aaaaaaaaa aaaaaaaaa i i ii ii iii iii iiii iiii rrrrrrr rrrrrrr rrrrrrrr rrrrrrrr rrrrrrrrr rrrrrrrrr rrrrrrrrr rrrrrrrrr rrrrrrrrr rrrrrrrrr rrrrrrrrr rrrrrrrrr zzzzzzzzz zzzzzzzzz select t.CCHAR1 from datatypetestm t, (select CCHAR9 from datatypetestm1) t1 where t.CCHAR1 = t1.CCHAR9 order by 1; CCHAR1 select t1.CCHAR1 from datatypetestm t1, (select t2.CCHAR1 from datatypetestm t2) t3 where t1.CCHAR1 = t3.CCHAR1 order by 1; CCHAR1 a a a a a a a a a a a a a a a a a a a a a a a a a z z z z z z z z z z z z z z z z z z z z z z z z z select t1.CCHAR1 from datatypetestm t1, (select t2.CCHAR9 from datatypetestm t2) t3 where t1.CCHAR1 = t3.CCHAR9 order by 1; CCHAR1