35 lines
1005 B
Python
35 lines
1005 B
Python
import taos
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conn = None
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host = "localhost"
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port = 6030
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try:
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conn = taos.connect(host=host,
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port=port,
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user="root",
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password="taosdata")
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db = "power"
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# create database
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rowsAffected = conn.execute(f"CREATE DATABASE IF NOT EXISTS {db}")
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assert rowsAffected == 0
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# change database. same as execute "USE db"
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conn.select_db(db)
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# create super table
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rowsAffected = conn.execute(
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"CREATE TABLE IF NOT EXISTS `meters` (`ts` TIMESTAMP, `current` FLOAT, `voltage` INT, `phase` FLOAT) TAGS (`groupid` INT, `location` BINARY(16))"
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)
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assert rowsAffected == 0
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# create table
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rowsAffected = conn.execute("CREATE TABLE IF NOT EXISTS `d0` USING `meters` (groupid, location) TAGS(0, 'Los Angles')")
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assert rowsAffected == 0
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except Exception as err:
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print(f"Failed to create db and table, db addrr:{host}:{port} err:{err}")
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finally:
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if conn:
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conn.close()
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