Crafted for hands-on learning and tested in classrooms worldwide, this book illuminates in-depth every Oracle SQL technique you’ll need. From the simplest query fundamentals to regular expressions and ...

DECLARE: the programmer actually creates a named context area for the Select statement. The select statement is declared in this section of the PL/SQL program. OPEN:In this section oracle actually ...

SQL (Structured Query Language) has been with us for more than half a century and it’s not going away anytime soon. Popular in both traditional relational databases and newer NoSQL databases ...