i need some help with a SQL alter command. i am trying to add a field to my table, but when i do the field is filled with null in any existing rows. how can i just make it fill blank like the value ...
SQL> create sequence seq; Sequence created. SQL> select seq.nextval from dual; NEXTVAL ----- 1 SQL> select seq.nextval from dual; NEXTVAL ----- 2 SQL> select seq.nextval from dual; NEXTVAL ----- 3 ...
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