TiDB 分布式数据库（一）

#

# TiDB ：A Distributed SQL Database

# github :https://github.com/pingcap/tidb

# doc : https://github.com/pingcap/docs-cn

#

软件下载

[root@KVM_2 ~]# wget http://download.pingcap.org/tidb-latest-linux-amd64.tar.gz

单节点测试

[root@KVM_2 ~]# tar -xf tidb-latest-linux-amd64.tar.gz [root@KVM_2 ~]# cd tidb-latest-linux-amd64/[root@KVM_2 tidb-latest-linux-amd64]# [root@KVM_2 tidb-latest-linux-amd64]# mkdir /data/tidb/{data,log} -p[root@KVM_2 tidb-latest-linux-amd64]# mkdir /data/tidb/data/{pd,tikv} -p[root@KVM_2 tidb-latest-linux-amd64]# ./bin/pd-server --data-dir=/data/tidb/data/pd --log-file=/data/tidb/log/pd.log &[root@KVM_2 tidb-latest-linux-amd64]# ./bin/tikv-server --pd="127.0.0.1:2379" --data-dir=/data/tidb/data/tikv --log-file=/data/tidb/log/tikv.log &[root@KVM_2 tidb-latest-linux-amd64]# ./bin/tidb-server --store=tikv --path="127.0.0.1:2379" --log-file=/data/tidb/log/tidb.log &

参数解释：

https://github.com/pingcap/docs-cn/blob/master/op-guide/configuration.md#tidb

#测试

#安装mysql客户端工具

[root@KVM_2 ~]# yum install -y mariadb[root@KVM_2 ~]# mysql -h 127.0.0.1 -P 4000 -u root -D testWelcome to the MariaDB monitor.  Commands end with ; or \g.Your MySQL connection id is 1Server version: 5.7.1-TiDB-1.0 MySQL Community Server (GPL)Copyright (c) 2000, 2015, Oracle, MariaDB Corporation Ab and others.Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.MySQL [test]> show databases;+--------------------+| Database           |+--------------------+| INFORMATION_SCHEMA || PERFORMANCE_SCHEMA || mysql              || test               |+--------------------+4 rows in set (0.00 sec)MySQL [(none)]> select user from mysql.user;+------+| user |+------+| root |+------+1 row in set (0.00 sec)MySQL [(none)]> create database wordpressdb;Query OK, 0 rows affected (2.02 sec)MySQL [(none)]>  create user 'wordpressuser'@'localhost' identified by '123456';Query OK, 1 row affected (0.01 sec)MySQL [(none)]> grant all on wordpressdb.* to 'wordpressuser'@'localhost' identified by '123456';;Query OK, 0 rows affected (0.02 sec)MySQL [(none)]> grant all on wordpressdb.* to 'wordpressuser'@'%'  identified by '123456';;Query OK, 1 row affected (0.02 sec)MySQL [(none)]> flush privileges;Query OK, 0 rows affected (0.00 sec)MySQL [(none)]> exitByeMySQL [(none)]> show databases;+--------------------+| Database           |+--------------------+| INFORMATION_SCHEMA || PERFORMANCE_SCHEMA || mysql              || test               || wordpressdb        |+--------------------+5 rows in set (0.00 sec)MySQL [test]> exit

#查看端口

[root@KVM_2 ~]# netstat -lntupActive Internet connections (only servers)Proto Recv-Q Send-Q Local Address           Foreign Address         State       PID/Program name    tcp        0      0 127.0.0.1:2379          0.0.0.0:*               LISTEN      13474/./bin/pd-serv tcp        0      0 127.0.0.1:2380          0.0.0.0:*               LISTEN      13474/./bin/pd-serv tcp        0      0 192.168.122.1:53        0.0.0.0:*               LISTEN      2577/dnsmasq        tcp        0      0 0.0.0.0:22              0.0.0.0:*               LISTEN      1324/sshd           tcp        0      0 127.0.0.1:25            0.0.0.0:*               LISTEN      1766/master         tcp        0      0 127.0.0.1:20160         0.0.0.0:*               LISTEN      13490/./bin/tikv-se tcp6       0      0 :::22                   :::*                    LISTEN      1324/sshd           tcp6       0      0 ::1:25                  :::*                    LISTEN      1766/master         tcp6       0      0 :::10080                :::*                    LISTEN      13528/./bin/tidb-se tcp6       0      0 :::4000                 :::*                    LISTEN      13528/./bin/tidb-se udp        0      0 0.0.0.0:28688           0.0.0.0:*                           1020/dhclient       udp        0      0 192.168.122.1:53        0.0.0.0:*                           2577/dnsmasq        udp        0      0 0.0.0.0:67              0.0.0.0:*                           2577/dnsmasq        udp        0      0 0.0.0.0:68              0.0.0.0:*                           1020/dhclient       udp        0      0 0.0.0.0:68              0.0.0.0:*                           1019/dhclient       udp        0      0 0.0.0.0:53726           0.0.0.0:*                           1019/dhclient       udp6       0      0 :::6511                 :::*                                1019/dhclient       udp6       0      0 :::53726                :::*                                1020/dhclient