
使用mysql的时候,用到int类型的蛮多,需要注意一下:1. 值的范围TypeStorageMinimum ValueMaximum Value(Bytes)(Signed/Unsigned)(Signed/Unsigned)TINYINT1-128127255SMALLINT2-327683276765535MEDIUMINT3-8388608838860716777215INT4-21474836482147483647

mybatis本身的说明:String SubstitutionBy default, using the #{} syntax will cause MyBatis to generate PreparedStatement properties and set the values safely against the PreparedStatement parameters (e.g. ?). While this is safer, faster and

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