ucanuupnobb
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【问题】连接数据库时有时失败,或延迟小段时间才成功,并有报错
C:\ProgramData\Anaconda3\lib\site-packages\pymysql\cursors.py:170: Warning: (1366, "Incorrect string value: '\xD6\xD0\xB9\xFA\xB1\xEA...' for column 'VARIABLE_VALUE' at row 1") result = self._query(query)