Naming Convention
PL/SQL Packages : <name>_API
PL/SQL Procedures : <name>_PRC
PL/SQL Functions : <name>_FUN
PL/SQL variables:
Package Global Variables: g_variable_name
Local Variables : l_variable_name
Types : t_type_name
Cursors : c_cursor_name
Exceptions : e_exception_name
Input Parameters : i_parameter_name
Outut Parameters : o_parameter_name
In/Out Parameters : io_parameter_name
Documentation / Reference
See also: naming convention for oracle