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.

Procedures for Embedding HTML in PL/SQL. A clear delegation of work exists between the HTML and PL/SQL in your company's Web pages: PL/SQL code fetches and manipulates data from SQL databases, and ...

SQL has faded in popularity as noted in the TIOBE Index as people working in AI switch to NoSQL databases.