These are the advantages of PL/SQL. * Block Structures: PL SQL consists of blocks of code, which can be nested within each other. Each block forms a unit of a task or a logical module. PL/SQL Blocks can be stored in the database and reused.
What is PL/SQL? PL/SQL stands for Procedural Language extension of SQL. PL/SQL is a combination of SQL along with the procedural features of programming languages. It was developed by Oracle Corporation in the early 90’s to enhance the capabilities of SQL.
Escape sequence in PHP means preventing PHP from ending strings early or making sure you have the correct string information returned. For example: <?php $string='Rita's new house'; echo $string; ?>