SQL Query that will migrate all Unique data from same database

Question

Can someone help me write a query that will copy all Unique occurences from Table1 (id_objects,tags) and put them in table 2 .Id_objects on id_objects , tags on code in table 2 and tags on title in table 3

Answer 1

Is this what you wish to achieve?

insert into table2 (id_objects, code)
    select distinct id_objects, tags from table1