com.mysql.jdbc.MysqlDataTruncation: Data truncation異常

本文轉載自查看原文 2019-10-27 11:44 859 異常

Exception in thread "main" com.mysql.jdbc.MysqlDataTruncation: Data truncation: Data too long for column 'note' at row 1
at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:2868)
at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:1573)
at com.mysql.jdbc.ServerPreparedStatement.serverExecute(ServerPreparedStatement.java:1169)
at com.mysql.jdbc.ServerPreparedStatement.executeInternal(ServerPreparedStatement.java:693)
at com.mysql.jdbc.PreparedStatement.executeUpdate(PreparedStatement.java:1404)
at com.mysql.jdbc.PreparedStatement.executeUpdate(PreparedStatement.java:1318)
at com.mysql.jdbc.PreparedStatement.executeUpdate(PreparedStatement.java:1303)
at MyPrepare.main(MyPrepare.java:87)

原因:

第一,方法重載問題

第二,字符超過了長度

第三,就是編碼問題(重要,容易被人忽略)

有兩種可能,第一種就是數據庫編碼,另外一種數據庫編碼沒問題,文件編碼有問題

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