Hello I have a litle problem with sequences. I use drop sequence in transaction, is this possible? If yes, then i have done: 1. begin 2. get some data 3. drop sequence s_acc 4. create sequence s_acc... 5. rollback And after this the database responds like this: test=# \d s_acc Sequence "s_acc" Attribute | Type ---------------+--------- sequence_name | name last_value | integer increment_by | integer max_value | integer min_value | integer cache_value | integer is_cycled | char is_called | char test=# select * from s_acc; NOTICE: mdopen: couldn't open s_acc: No such file or directory NOTICE: mdopen: couldn't open s_acc: No such file or directory NOTICE: mdopen: couldn't open s_acc: No such file or directory NOTICE: mdopen: couldn't open s_acc: No such file or directory NOTICE: mdopen: couldn't open s_acc: No such file or directory ERROR: cannot open relation s_acc test=# select last_value from s_acc; NOTICE: mdopen: couldn't open s_acc: No such file or directory NOTICE: mdopen: couldn't open s_acc: No such file or directory NOTICE: mdopen: couldn't open s_acc: No such file or directory NOTICE: mdopen: couldn't open s_acc: No such file or directory ERROR: cannot open relation s_acc test=# I realy don't know what means this? Thank's for help... Best regards Ice Planet e-mail: [EMAIL PROTECTED] ICQ#: 67765483