Oracle Database 12c PL/SQL Programming

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CHAPTER

Functions and Procedures

As you’ve seen in previous chapters, there are two types of subroutines: functions and procedures. You use these to build database-tier libraries to encapsulate application functionality, which is then collocated on the database tier for efficiency.

This chapter covers the following subroutine topics:

Function and procedure architecture

Transaction scope

Functions

Creation options

Pass-by-value functions ...

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