二十三：influxdb v1.7（Centos7.2）安装使用

一：influxdata安装：

官网地址为：https://www.influxdata.com
下载地址：https://portal.influxdata.com/downloads/

1.1 安装：

官网为：https://docs.influxdata.com/influxdb/v1.7/introduction/installation/

**配置yum文件：**

cat <

安装：yum install influxdb
配置文件：/etc/influxdb/influxdb.conf
启动： systemctl start influxdb

二：开始使用：

https://docs.influxdata.com/influxdb/v1.7/introduction/getting-started/

进入数据库：

Connected to http://localhost:8086 version 1.7.4
InfluxDB shell version: 1.7.4
Enter an InfluxQL query

show databases;
name: databases
name

---

_internal

**创建个数据库：

CREATE DATABASE kunming;
show databases;
name: databases
name

---

_internal
kunming

增加条记录：

show measurements;

INSERT cpu,host=serverA,region=us_west value=0.64
show measurements;
name: measurements
name

---

cpu

INSERT cell,cellid=1,region=kunming,siteid=5 value=64
show measurements;
name: measurements
name

---

cell
cpu

SELECT * FORM cell
ERR: error parsing query: found FORM, expected FROM at line 1, char 10
SELECT * from “cell”
name: cell
time cellid region siteid value

---

2019-03-03T15:22:01.509799179Z 1 kunming 5 64

删除掉记录：

https://docs.influxdata.com/influxdb/v1.7/query_language/database_management/

SELECT * from “cell”
name: cell
time cellid region siteid value

---

2019-03-03T15:22:01.509799179Z 1 kunming 5 64

DELET * FROM “cell”
ERR: error parsing query: found DELET, expected SELECT, DELETE, SHOW, CREATE, DROP, EXPLAIN, GRANT, REVOKE, ALTER, SET, KILL at line 1, char 1
DELETE * FROM “cell”
ERR: error parsing query: found *, expected FROM, WHERE at line 1, char 8
DELETE FROM “cell”
show measurements;
name: measurements
name

---

cpu