Using XMLType for Handling XML Data in the Database | |
Using XMLType for Handling XML Data in the Database Being an object type XMLType can not only be used to store XML data in the database but also to operate on that data via its built in methods Regardless of the storage model you choose XMLType provides a set of XML specific methods to operate on XM
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Using Oracle Database for Storing, Modifying, and Retrieving XML Data | |
Using Oracle Database for Storing Modifying and Retrieving XML Data With Oracle XML DB you have various XML storage and XML processing options allowing you to achieve the required level of performance and scalability One of the most interesting things about Oracle XML DB is that it allows you to per
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Performing XSLT Transformations inside the Database | |
Performing XSLT Transformations inside the Database Now that you have the employees XSL stylesheet stored in the database and the xmlusr schema is permitted to access the hr employees table you can create a script that will instruct the database to build an HTML page based on the data stored in hr e
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Moving All the XML Processing into the Database | |
Moving All the XML Processing into the Database In the preceding example the database server performs only a part of the XML processing while the rest is still performed by the PHP engine Specifically the database server generates an employees XML document based on the records from the hr employees
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Performing XML Processing inside the Database | |
Performing XML Processing inside the Database When building XML enabled applications on top of Oracle there are many advantages to performing the XML processing inside the database when compared to performing it on the client The key advantages to perform XML processing inside the database are as fo
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What is Operational Database | |
Operational Database is the database-of-record, consisting of system-specific reference data and event data belonging to a transaction-update system. It may also contain system control data such as indicators, flags, and counters. The operational database is the source of data for the data warehouse
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Evolution of database systems | |
The Evolution of Database systems
File Management System
Hierarchical database System
Network Database System
Relational Database System
File Management System: The file management system also called as FMS in short is one in which all data is stored on a singl
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What are the differences between stored procedures and triggers? | |
Stored procedures are compiled collection of programs or SQL statements that live in the database. A stored procedure can access and modify data present in many tables. Also a stored procedure is not associated with any particular database object. But triggers are event-driven special procedures whi
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Database Concurrency and Reliability | |
Database Concurrency and Reliability Overview
Concurrency and reliability have long been “hot topics” of discussion among developers and users of distributed systems. The fundamental problem can be seen in a simple example, as follows.
Suppose two users are working on the same
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Database Interaction | |
Database Interaction
Efficient interaction, efficient storage, and efficient processing are the three key properties of a successful database platform. In this article, we explore the first: efficient interaction.
Interaction Category 1: Command Line Clients
Many database platforms are shipped with
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