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SQL>
SQL> CREATE TABLE emp (
2 empID INT NOT NULL PRIMARY KEY,
3 Name VARCHAR(50) NOT NULL);
Table created.
SQL>
SQL> INSERT INTO emp (empID,Name) VALUES (1,'Tom');
1 row created.
SQL> INSERT INTO emp (empID,Name) VALUES (2,'Jack');
1 row created.
SQL> INSERT INTO emp (empID,Name) VALUES (3,'Mary');
1 row created.
SQL> INSERT INTO emp (empID,Name) VALUES (4,'Bill');
1 row created.
SQL> INSERT INTO emp (empID,Name) VALUES (5,'Cat');
1 row created.
SQL> INSERT INTO emp (empID,Name) VALUES (6,'Victor');
1 row created.
SQL>
SQL> SELECT Name AS empName, empID AS ID FROM emp;
EMPNAME ID
-------------------------------------------------- ----------
Tom 1
Jack 2
Mary 3
Bill 4
Cat 5
Victor 6
6 rows selected.
SQL>
SQL> drop table emp;
Table dropped.
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