#create database
create database "db_name"
# show all databases
show databases
#delete database
drop database "db_name"
# use database
use db_name
#Display all tables in the database
show measurements
#Create a table, specify the table name directly when inserting data
insert test,host=127.0.0.1,monitor_name=test count=1
# delete table
drop measurement "measurement_name"