postgresql select code example

Example 1: postgresql insert select

insert into items_ver(item_id, item_group, name)
select * from items where item_id=2;

Example 2: postgre insert select

insert into TABLENAMEA (A,B,C,D) 
select A,B,C,D from TABLENAMEB

Example 3: psql select * from table

select *
from public.Graeber