homework-jianmu/docs/examples/python/create_db_rest.py

29 lines
861 B
Python

import taosrest
conn = None
try:
conn = taosrest.connect(url="http://localhost:6041",
user="root",
password="taosdata",
timeout=30)
db = "power"
# create database
rowsAffected = conn.execute(f"CREATE DATABASE IF NOT EXISTS {db}")
assert rowsAffected == 0
# create super table
rowsAffected = conn.execute(
f"CREATE TABLE IF NOT EXISTS `{db}`.`meters` (`ts` TIMESTAMP, `current` FLOAT, `voltage` INT, `phase` FLOAT) TAGS (`groupid` INT, `location` BINARY(16))"
)
assert rowsAffected == 0
# create table
rowsAffected = conn.execute(f"CREATE TABLE IF NOT EXISTS `{db}`.`d0` USING `{db}`.`meters` (groupid, location) TAGS(0, 'Los Angles')")
assert rowsAffected == 0
except Exception as err:
print(err)
finally:
if conn:
conn.close()