1366:Incorrect string value: '\xE4\xBB\x8A\xE5\xA4\xA9' for column 'content' at row 1 [ SQL语句 ] :

When inserted into the database or update the database when an error occurs the following

1366:Incorrect string value: '\xE4\xBB\x8A\xE5\xA4\xA9' for column 'content' at row 1 [ SQL语句 ] : UPDATExxxxxxx 

The solution: the character set tables in the field are changed to utf-8