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Learn PL/SQL tutorial for beginners and professionals with examples on cursors, triggers, functions, procedures, strings, exceptions, arrays, collections, packages, transactions etc.
PL/SQL is one of three key programming languages embedded in the Oracle Database, along with SQL itself and Java. In this tutorial, we'll give you a great understanding of PL/SQL to proceed with the Oracle database and other advanced RDBMS concepts.
SQL is a standard language for storing, manipulating and retrieving data in databases. Our SQL tutorial will teach you how to use SQL in: MySQL, SQL Server, MS Access, Oracle, Sybase, Informix, Postgres, and other database systems. Start learning SQL now ».
20 cze 2024 · PL/SQL with our comprehensive tutorial! Master procedures, functions, triggers, and more to write robust database applications. This beginner-friendly guide covers everything from the basics to advanced topics.
In this chapter, we will discuss the Basic Syntax of PL/SQL which is a block-structured language; this means that the PL/SQL programs are divided and written in logical blocks of code. Each block consists of three sub-parts −. Every PL/SQL statement ends with a semicolon (;).
PL/SQL gives high productivity to programmers as it can query, transform, and update data in a database. PL/SQL saves time on design and debugging by strong features, such as exception handling, encapsulation, data hiding, and object-oriented data types. Applications written in PL/SQL are fully portable.
PL/SQL is a procedural language designed specifically to embrace SQL statements within its syntax. PL/SQL program units are compiled by the Oracle Database server and stored inside the database. And at run-time, both PL/SQL and SQL run within the same server process, bringing optimal efficiency.