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When I try to execute sql query from delphi7 it throws the
following exception ORA-01704: string literal too long. I
know the reason why its throwing this exception. My problem
is.... I have catched this exception throw Try.... Except
block.....In except block i am performing rollback..... due
to above error its also throwing exception in rollback
transaction...........due to rollback
exception...........it had created some problem in
connection...........every time when i try to open or close
a connection it throws an exception " Operation is not
allowed when the object is open"



When I try to execute sql query from delphi7 it throws the following exception ORA-01704: string l..

Answer / tazeem ansari

Whenever open an connection database fisrt close it
fist line of code is close connection.

or your database table is open close it from database .

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