Posted: 04.01.2011, 07:47
I have no idea to do .
my solution:
1、add a bool field to table default false.
2、read the bool field first.if true then zquery.property.add('OldBLOB=true').if false do nothing.
3、read the blobdata
4、save the blob to a file
5、update the field use the file and change the bool field to true.
my solution:
1、add a bool field to table default false.
2、read the bool field first.if true then zquery.property.add('OldBLOB=true').if false do nothing.
3、read the blobdata
4、save the blob to a file
5、update the field use the file and change the bool field to true.