This error is raised when error is happened during data transfer
between program and database server (for example IOException was thrown
while operation with InputStream field)
Error raised when unpdate/remove operation is invoked for the table
with no correct primary key defined (key was not specified or
type of the key component is not atomic).
A cursor is initially positioned before its first row; the
first call to next makes the first row the current row; the
second call makes the second row the current row, etc.
O
open(String, String, String).
Method in class jora.Session
Update record in the table using table's primary key to locate
record in the table and values of fields of specified object obj
to alter record fields.