Numpang naro catetan kode error oracle, biar gak jauh2 carinya klo lg butuh & mumpung msh login..
source : ordba
ORA-0000: normal, successful completion
ORA-00001: unique constraint (.) violated
ORA-00017: session requested to set trace event
ORA-00018: maximum number of sessions exceeded
ORA-00019: maximum number of session licenses exceeded
ORA-00020: maximum number of processes () exceeded
ORA-00021: session attached to some other process; cannot switch session
ORA-00022: invalid session ID; access denied
ORA-00023: session references process private memory; cannot detach session
ORA-00024: logins from more than one process not allowed in single-process mode
ORA-00025: failed to allocate
ORA-00026: missing or invalid session ID
ORA-00027: cannot kill current session
ORA-00028: your session has been killed
ORA-00029: session is not a user session
ORA-00030: User session ID does not exist.
ORA-00031: session marked for kill
ORA-00032: invalid session migration password
ORA-00033: current session has empty migration password
ORA-00034: cannot in current PL/SQL session

