Only copy certain columns : Copy Table « Table Index « SQL / MySQL

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Only copy certain columns

    
mysql>
mysql>
mysql>
mysql> CREATE   TABLE TEAMS
    ->         (TEAMNO         INTEGER      NOT NULL,
    ->          EmployeeNO       INTEGER      NOT NULL,
    ->          DIVISION       CHAR(6)      NOT NULL,
    ->          PRIMARY KEY    (TEAMNO)             );
Query OK, 0 rows affected (0.00 sec)

mysql>
mysql>
mysql> INSERT INTO TEAMS VALUES (1,  6, 'first');
Query OK, 1 row affected (0.00 sec)

mysql> INSERT INTO TEAMS VALUES (2, 27, 'second');
Query OK, 1 row affected (0.00 sec)

mysql>
mysql>
mysql> CREATE TABLE TEAMS_COPY3 AS
    -> (SELECT   TEAMNO AS TNO, EmployeeNO AS PNO, DIVISION
    ->  FROM     TEAMS)
    -> ;
Query OK, 2 rows affected (0.00 sec)
Records: 2  Duplicates: 0  Warnings: 0

mysql> SELECT   *
    -> FROM     TEAMS_COPY3;
+-----+-----+----------+
| TNO | PNO | DIVISION |
+-----+-----+----------+
|   1 |   6 | first    |
|   2 |  27 | second   |
+-----+-----+----------+
2 rows in set (0.00 sec)

mysql>
mysql>
mysql> drop table teams;
Query OK, 0 rows affected (0.00 sec)

mysql> drop table teams_copy3;
Query OK, 0 rows affected (0.00 sec)

mysql>
mysql>

   
    
    
    
  

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