每次它运行的时候都会给我这个错误。Exception has occurred: ProgrammingError
1064 (42000): You have an error in your SQL syntax; check theserver version for the right syntax to use near ' CURRENT_DATE(), CURRENT_TIME())' at line 2 Query通过USB从arduino我不知道是不是跟我的arduino</e
我想从一个serial_num匹配的表中删除最后一行。我们可以用transcation_date订购。我编写了下面的过程,但仍然有语法错误。有什么想法吗?`kp_field_track_delete_last_motor_history`(serial_num_in varchar(50) CHARACTER SET utf8 COLLATE utf8_general_ci NULL) RETURNS void AS DELETE FROM motor_field_track_transaction_his
我有一辆arduino uno和temp36。我用Python从arduino串行监视器中读取了传感器的值。它成功了!!ser = serial.Serial('COM7',9600,timeout=1) # On Ubuntu systems, /dev/ttyACM0 is the default path:
下面的代码将不起作用,给出以下语法错误... mysql.connector.errors.ProgrammingError: 1064 (42000): You have an error in yourSQL syntax; 产生这些错误的线条是; sql = "UPDATE pureo2 SET Left =(%s), Right=(%s) WHERE ID=(%s)"
cursor.execute(sql,(left,right,ID)) 数