[SQL] Problem while using start transaction ans commit;

ansaction command it throwing the runtime error as     " ERROR:  SPI_execute_plan failed executing query "commit": SPI_ERROR_TRANSACTION ";      Can any one send me an example of how to use the start transaction or how to commit an nested transaction.   Thanks in advance.     Thanks & Regards, Sri    

[SQL] Blobs

hi   we have to download url files in to oracle using BLOBs how to create oracle table stucture how to write the query,we are using oracle9i,and javaswings,reply me to this id. [EMAIL PROTECTED]     thanking you sridevi SMS using the Yahoo! Mess