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Mycat 基础6

2023-04-18 14:27:42 时间

端口开启情况(同时打开防火墙)

[root@h102 mycat]# netstat  -ant | grep 8066
tcp        0      0 :::8066                     :::*                        LISTEN      
[root@h102 mycat]# lsof -i :8066
COMMAND   PID USER   FD   TYPE DEVICE SIZE/OFF NODE NAME
java    32760 root   60u  IPv6 166556      0t0  TCP *:8066 (LISTEN)
[root@h102 mycat]# 
[root@h102 mycat]# iptables -L -nv | grep 8066
    0   0   ACCEPT     tcp  --  *      *       0.0.0.0/0            0.0.0.0/0           state NEW tcp dpt:8066 
[root@h102 mycat]# 

连接

启动服务后确保防火墙开启的情况下,可以直接使用mysql客户端进行连接

[root@h101 ~]# mysql -utest -ptest  -P8066 -h 192.168.100.102
Warning: Using a password on the command line interface can be insecure.
Welcome to the MySQL monitor.  Commands end with ; or g.
Your MySQL connection id is 1
Server version: 5.5.8-mycat-1.5-GA-20160217103036 MyCat Server (OpenCloundDB)

Copyright (c) 2000, 2015, Oracle and/or its affiliates. All rights reserved.

Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.

Type 'help;' or 'h' for help. Type 'c' to clear the current input statement.

mysql> show databases;
+----------+
| DATABASE |
+----------+
| TESTDB   |
+----------+
1 row in set (0.01 sec)

mysql> use TESTDB
Reading table information for completion of table and column names
You can turn off this feature to get a quicker startup with -A

Database changed
mysql> show tables;
+------------------+
| Tables in TESTDB |
+------------------+
| company          |
| customer         |
| customer_addr    |
| employee         |
| goods            |
| hotnews          |
| orders           |
| order_items      |
| travelrecord     |
+------------------+
9 rows in set (0.01 sec)

mysql> desc company;
ERROR 3009 (HY000): java.lang.IllegalArgumentException: Invalid DataSource:0
mysql> desc goods;
ERROR 3009 (HY000): java.lang.IllegalArgumentException: Invalid DataSource:0
mysql>