The "" tags bookmark PL/SQL code segments, as the PL/SQL interpreter will read everything between these two tags as code it needs to execute. You can write multiple lines of code between these two ...

When you use SELECT in a PL/SQL block, it’s important to make sure that exactly one row will always be returned by your query. If more than one row is returned, the TOO_MANY_ROWS exception occurs.

Online Pl/SQL Certification Course Content is designed by working Oracle professionals with a combined experience of nearly 15 years in Oracle PL/SQL behind them. The development of this course was ...