在我们数据库的迁移和传输中,尤其是java开发的数据传输软件,经常会遇到传输失败的问题,一般错误如下提示信息:
discription: 插入失败,error msg[插入失败,异常信息如下[id=460025409051,error msg[PreparedStatementCallback; SQL [INSERT INTO LC_InterimBulletin(InvolvedStock,InfoTitle,Category,Detail,Media,BulletinDate,JSID,RecordDate,Market,BulletinType,ID,XGRQ) VALUES(?,?,?,?,?,?,?,?,?,?,?,?)]; Packet for query is too large (1365565 > 1048576). You can change this value on the server by setting the max_allowed_packet’ variable.; nested exception is com.mysql.jdbc.PacketTooBigException: Packet for query is too large (1365565 > 10485 ;
Got a packet bigger than 'max_allowed_packet' bytes”或者“MySQL server has gone away”等错误,一般是由于当前导入的数据大于系统的限制的最大包大小。
此时,我们就要想到通过修改'max_allowed_packet' 参数的大小就可以解决问题:
max_allowed_packet这个值理论上最大可以设置1G,但