In PL / SQL, the first part is a part of the notification. Under the,, sql c, sql c, notification, you can define variables and indicators, which slow the use. Exe file in a part. Exception exception handling. Throughout the program code in this section partThe section. Exe file is part of the command control of exceptions to the word signals the beginning part with the exception of exception handling. Is the cursor to move the series record, and one process at a time. PL / SQL statements are grouped into structures called blocks.