Oracle Advanced PL/SQL Developer Professional Guide by Saurabh Gupta
By Saurabh Gupta
The OCP certification is the second one milestone for the skilled affiliate point Oracle execs which reinforces one's credibility in paintings atmosphere, and catalyzes your employment possibilities. The Packt's booklet Oracle complex PL/SQL Developer expert consultant enables you to grasp the complicated PL/SQL techniques in Oracle 11g. The publication goals to be a convinced choice for the skilled Oracle execs aspiring for pro point by way of writing Oracle certification examination "1Z0-146: Oracle Database 11g: complex PL/SQL". the subjects lined within the e-book are in keeping with the Oracle collage prescription for 1Z0-146 certification, which justify the model updates to be complex and never advanced. The e-book has been reviewed through Oracle ACEs Kamran Agayev, Ronald Rood, Mohan Dutta, and Marcel Hoefs. The publication covers the complex gains of PL/SQL that are required to layout and optimize the PL/SQL code in database functions. The positive factors like collections, exterior approaches, server part end result caching, implement row point protection utilizing VPD, dealing with huge items and SecureFiles increase a concrete platform for a PL/SQL expert. except the programming, the publication makes instrumental tips about using improvement software SQL Developer, utilising top practices in database environments and safeguarding the weak parts in PL/SQL code to prevent code injection
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Additional info for Oracle Advanced PL/SQL Developer Professional Guide
Declaration: This is an optional section which is used for declaration of local variables, cursors, and local subprograms. The DECLARE keyword indicates the beginning of the declaration section. • Execution: This is the mandatory section of a PL/SQL block which contains the executable statements. These statements are parsed by the PL/SQL engine and executed on the block invocation. The BEGIN and END keywords indicate the beginning and end of an executable section. • Exception: This is the optional section of the block which contains the exception handlers.
The FETCH stage pulls the data from the query result set. If the result set is a multi-record set, the pointer increments with every fetch. The Fetch stage is live until the last record is reached in the result set. • The CLOSE stage closes the cursor, flushes the context area, and releases the memory back to the PGA. Cursor attributes The cursor attributes, which carry important information about the cursor processing at each stage of their execution, are as follows: • %ROWCOUNT: Number of rows returned/changed in the last executed query.
Once the Windows Save dialog box appears, navigate to the target location, specify the filename, and click on the Save button. SQL*Plus SQL*Plus is a command-line utility interface and has been one of the primitive interfaces used by database professionals for database activities. The SQL*Plus session is similar to the SQL Worksheet of SQL Developer, where you can write and execute SQL statements and PL/SQL code. 0, the SQL*Plus interface has been a part of the Oracle development kit. With regular revisions and enhancements in subsequent Oracle releases, it has been deprecated in the Oracle 11g release to recommend the use of SQL Developer.