Part IV of this book goes beyond the individual components of the PL/SQL language and explains how to build complete PL/SQL applications using program modules.
Procedures and Functions
, presents the basics of modular programming in PL/SQL using blocks, procedures, functions, and parameters.
, describes how to build packages, one of the least understood and least utilized features of PL/SQL.
Calling PL/SQL Functions in SQL
, describes how you can construct PL/SQL functions and call them from SQL.
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