[英]Error with INSERT QUERY from python script to insert data into MySQL database
import MySQLdb
import datetime
water = {}
water['time'] = 1500379234.16
water['resistance'] = 18.20
water['temperature'] = 21.9
water['time'] = datetime.datetime.fromtimestamp(water['time']).strftime('%Y-%m-%d %H:%M:%S') #imports to datetime
db = MySQLdb.connect("localhost", "monitor", "password","WQMS_database")
curs = db.cursor()
curs.execute ("INSERT INTO water_data values(water['time'], water['resistance'], water['temperature'])")
錯誤信息:
mysql_exceptions.ProgrammingError: (1064, "You have an error in your
SQL syntax; check the manual that corresponds to your MySQL server
version for the right syntax to use near '['time'],
water['resistance'], water['temperature']' at line 1")
數據庫中的字段分別是datetime
, float
和float
。
water['time']
未按預期插入。 像這樣對變量進行參數化:
curs.execute ("INSERT INTO water_data values(%s, %s, %s)", (water['time'], water['resistance'], water['temperature']))
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