DATABASE SYSTEMS USING ORACLE A SIMPLIFIED GUIDE TO SQL AND PLSQL 2ND EDITION

as a whole. 6.3.2.2 Vulnerability to data errorsIf an implicit SELECT statement returns more than one row, it raises the TOO_MANY_ROWS exception. When this happens, execution in the current block terminates and control is passed to the exception section. Unless you delibe[r]

•To expedite access to directories whose files are frequently required, map a drive to that directory•File access protocol enables one system to access resources stored on another system–Common Internet File System (CIFS)–Server Message Block (SMB)–AppleTalk Filing[r]

You build a PL/SQL-based application. You debug it, probably by placing calls to some kind of trace procedure throughout your code.[1] Finally, after very careful QA and extensive testing with users, the application is deployed out into the field. You now have hundreds of[r]

< previous page page_xxi next page >Page xxiI owe a great debt to Brian Gill, who encouraged me when I had the initial idea for this book. Without him, this project might never have gotten off the ground. Thanks also to my agent, David Rogelberg of Studio B, who he[r]

END;I do not need to declare the package table. Nor do I need to declare the record. I simply modify the internals of massage_mucho_data to append the package name "mucho_data_pkg" to the names of the record and PL/SQL table. In other words, whereas a[r]

Depending on the type of database that is running, several of theseparameters may be useful for tuning, including the following:■The STAR_TRANSFORMATION_ENABLED parameter would probablybe set to TRUE if the database has more of a data warehousingpurpose, rather than is ju[r]

● Easier schema evolution. In early versions of Oracle8, a pure object approach renders almost any kind of schema change at best ugly (see Chapter 18, Object Types). In contrast, object views offer more ways that you can change both the table structure and the object type defini[r]

®Oracle Database 11g PL/SQL ProgrammingThis page intentionally left blank ®Oracle Database 11g PL/SQL ProgrammingMichael McLaughlinNew York Chicago San Francisco Lisbon London Madrid Mexico City Milan New Delhi San Juan Seoul Singapore Sydney TorontoCopyrigh[r]

Figure 23.1 illustrates a number of the points covered in this section. Figure 23.1: The System Global Area and Program Global AreaPlease purchase PDF Split-Merge on www.verypdf.com to remove this watermark.23.1.4 Key Concepts for Program ExecutionHere are some basic principles[r]

A new role with the select permissions could be created for each of therepresented DBA roles, which would limit full access to the database basedon responsibility. Even if there is only one DBA, creating a different userwith some of the basic permissions for a DBA[r]

OCA/OCP Oracle Database 11g All-in-One Exam Guide56Perhaps the simplest yet most important strategic task in the life of an Oracle database occurs at the planning and installation phase. Although the decisions you make at this point are not cast in stone, th[r]

distributed among the SGA memory components.Sizing In this tab, you specify the smallest block size and the maximum number of operating system user processes that can simultaneously connect to the database.■ Block Size—Use this list to select the block size, or accept the[r]

Question: Ask students what the record structure looks like.Answer: Three fields, ID, NAME, and REGION_ID.Question: Ask students how to reference the value in the NAME field of therecord.Answer: Reference the value as DEPT_RECORD.NAME.Interacting with Oracle 22Ć11Retrieving Data[r]

Essbase Data and Design Considerations[ 60 ]Developer access can easily be controlled with standard access level settings and a typical developer never needs access to more than the database he or she is working on at that time. The database designer level p[r]

ing data concurrency and data consistency, the user of the server would experi-ence inconsistent data reads, lost updates, and nonrepeatable reads. In today’stransaction and locks lesson you will learn:•Starting and stopping transactions•Implementing two-phase commits•[r]

[ return type_fullname ]'When using Java as the implementation of a packaged procedure or function, Oracle allows you to place the Java call spec in either the package specification (where the call spec substitutes for the subprogram specification) or in the package body[r]

44 Part I: Oracle Database Security New FeaturesTDE CaveatsColumn-level TDE encrypts and decrypts data at the SQL level, making it transparent to the end user. As a result, several database features that access data at the kernel level are incompatibl[r]

updating of object data. These programming facilities provide performance improvements, with the added benefit that application code can now be more succinct. ● Ability to navigate using REFs (reference pointers). By designating unique identifiers as the basis of an object identifier ([r]

Reproduction is Strictly ProhibitedCopyright © byEC-Council MODULE FLOW Database Servers How SQL Server is Hacked Attacking Oracle How to Break into an Oracle Database Oracle Worm Hackin[r]

vTechnical EditorsRodney Buike (MCSE) is an IT Pro Advisor with Microsoft Canada. As an IT Pro Advisor, Rodney spends his day helping IT professionals in Canada with issues and challenges they face in their environment and careers. He also advocates for a stronger community pres[r]