Oracle数据库删除语句DELETE的一般性用法

'Manager')
   3  /
 
1 row created.
 
SQL> insert into Employee(ID,  First_Name, Last_Name, Start_Date,                     End_Date,                       Salary,  City,       Description)
 
  2                values('05','Robert',   'Black',   to_date('19840115','YYYYMMDD'), to_date('19980808','YYYYMMDD'), 2334.78, 'Vancouver','Tester')
 
 
 
  3  /
 
1 row created.
 
SQL> insert into Employee(ID,  First_Name, Last_Name, Start_Date,                     End_Date,                       Salary, City,        Description)
   2                values('06','Linda',    'Green',   to_date('19870730','YYYYMMDD'), to_date('19960104','YYYYMMDD'), 4322.78,'New York',  'Tester')
   3  /
 
1 row created.
 
SQL> insert into Employee(ID,  First_Name, Last_Name, Start_Date,                     End_Date,                       Salary, City,        Description)
   2                values('07','David',    'Larry',   to_date('19901231','YYYYMMDD'), to_date('19980212','YYYYMMDD'), 7897.78,'New York',  'Manager')
   3  /
 
1 row created.
 
SQL> insert into Employee(ID,  First_Name, Last_Name, Start_Date,                     End_Date,                       Salary, City,        Description)
   2                values('08','James',    'Cat',     to_date('19960917','YYYYMMDD'), to_date('20020415','YYYYMMDD'), 1232.78,'Vancouver', 'Tester')
   3  /
 
1 row created.
 
SQL>
 SQL>
 SQL>
 SQL> -- display data in the table
 SQL> select * from Employee
   2  /
 
ID   FIRST_NAME LAST_NAME  START_DAT END_DATE      SALARY CITY       DESCRIPTION
 ---- ---------- ---------- --------- --------- ---------- ---------- ---------------
 01   Jason      Martin     25-JUL-96 25-JUL-06    1234.56 Toronto    Programmer
 02   Alison     Mathews    21-MAR-76 21-FEB-86    6661.78 Vancouver  Tester
 03   James      Smith      12-DEC-78 15-MAR-90    6544.78 Vancouver  Tester
 04   Celia      Rice       24-OCT-82 21-APR-99    2344.78 Vancouver  Manager
 05   Robert     Black      15-JAN-84 08-AUG-98    2334.78 Vancouver  Tester
 06   Linda      Green      30-JUL-87 04-JAN-96    4322.78 New York   Tester
 07   David      Larry      31-DEC-90 12-FEB-98    7897.78 New York   Manager
 
ID   FIRST_NAME LAST_NAME  START_DAT END_DATE      SALARY CITY       DESCRIPTION
---- ---------- ---------- --------- --------- ---------- ---------- ---------------
08   James      Cat        17-SEP-96 15-APR-02    1232.78 Vancouver  Tester
 
8 rows selected.
 
SQL>
&nbs
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