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 ...

My table is as follows: I have a candidate key using columns A-E. This is too many, but column A is very helpful to keep in each table that references it, so I want to generate a surrogate key using ...

With the introduction of Oracle compatibility in MariaDB Server 10.3, it’s now possible to use Oracle PL/SQL and Oracle sequences in an open source database — making it easier for DBAs and developers ...

I am trying to write a query that shows me how much I sold to every customer every day over the last 60 days. I want a day represented in my resulting dataset even if there were no sales on that ...