Identify attributes of the second column

Template create table $table$ ( $column$ $type$($size$), ID number);alter table $table$ add primary key (ID);

Notes:

Now we turn to the second column of the table. This column has a name, ID, and a data type, number, but no explicit capacity is specified.

Template create table $table$ ( $column$ $type$($size$), ID number ); alter table $table$ add primary key (ID);