{ TABLE product row size = 178 number of columns = 8 index size = 147 
              }
create table product 
  (
    product_id serial not null ,
    type char(16) not null ,
    tabname char(18) not null ,
    layer char(64) not null ,
    filter char(64),
    fate smallint not null ,
    modify_time datetime year to second 
        default '1900-01-01 00:00:00' not null ,
    status smallint 
        default 1 not null 
  );
revoke all on product from "public";



create unique index ix562_4 on product (layer) 
    using btree ;
create unique index prod_prim on product 
    (product_id) using btree ;
create index product_table on product (tabname) 
    using btree ;


