SQL> conn test/test
Connected.
SQL> grant create session to test_user identified by test_user;

Grant succeeded.

SQL> create table testtab (a1 number, a2 varchar2(20));

Table created.

SQL> grant select on testtab to test_user;

Grant succeeded.

SQL> conn test_user/test_user
Connected.
SQL> select * from test.testtab;

no rows selected

SQL> select * from user_tab_privs;

GRANTEE                        OWNER
------------------------------ ------------------------------
TABLE_NAME                     GRANTOR
------------------------------ ------------------------------
PRIVILEGE                                GRA HIE
---------------------------------------- --- ---
TEST_USER                      TEST
TESTTAB                        TEST
SELECT                                   NO  NO