创建oracle访问mysql的数据链路步骤

(1)登陆到mysql
C:\Documents and Settings\Administrator>mysql -h localhost -u root -p
Enter password: *****
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 69
Server version: 5.0.51a-community-nt MySQL Community Edition (GPL)
Type 'help;' or '\h' for help. Type '\c' to clear the buffer.
(2)创建数据库
mysql> create database oracle;
Query OK, 1 row affected (0.00 sec)
(3)创建被访问的mysql用户
mysql> grant all privileges on oracle.* to 'orauser'@'%' identified by 'orauser'
with grant option;
Query OK, 0 rows affected (0.00 sec)
mysql> exit
Bye
(4)登陆该用户，并测试
C:\Documents and Settings\Administrator>mysql -h localhost -u orauser -p
Enter password: *******
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 70
Server version: 5.0.51a-community-nt MySQL Community Edition (GPL)
Type 'help;' or '\h' for help. Type '\c' to clear the buffer.
mysql> use oracle;
Database changed
mysql> create table test(tid integer,tname varchar(20));
Query OK, 0 rows affected (0.06 sec)
mysql> insert into test(tid,tname)values(1,'byf');
Query OK, 1 row affected (0.03 sec)
mysql> insert into test(tid,tname)values(2,'others');
Query OK, 1 row affected (0.02 sec)
mysql> select * from test;
+------+--------+
| tid | tname |
+------+--------+
|    1 | byf    |
|    2 | others |
+------+--------+
2 rows in set (0.00 sec)
mysql>
(5)安装mysql odbc driver 3.51并设置odbc数据源
data source name:mysqlora
server:localhost
user: orauser
password:orauser
database:oracle
(6)配置初始化参数%ORACLE_HOME%/admin/initmysqlora.ora
HS_FDS_CONNECT_INFO =mysqlora
HS_FDS_TRACE_LEVEL = on
(7)配置%ORACLE_HOME%/newtwork/admin/tnsname.ora
mysqlora=
(DESCRIPTION =
    (ADDRESS_LIST =
      (ADDRESS = (PROTOCOL = TCP)(HOST = localhost)(PORT = 1521))
  &nb