Intermediate SQL
... Views Defined Using Other Views One view may be used in the expression defining another view ...
... Views Defined Using Other Views One view may be used in the expression defining another view ...
XML In An RDBMS World
... Typically, an application will either have two datastores – relational and XML – or relational data will be stored as XML In the dual datastore case, the application code has to join the different data sets ...
... Typically, an application will either have two datastores – relational and XML – or relational data will be stored as XML In the dual datastore case, the application code has to join the different data sets ...
An Adaptive Probe-Based Technique to Optimize Join Queries in Distributed Internet Databases
... One site might be a high-end multiprocessor system while the other is a low-end PC running (say) Windows NT. In addition, since most queries are I/O intensive, a site having faster disk drives might observe a better performance. In an Internet-based environment these sites might be dedicated to a si ...
... One site might be a high-end multiprocessor system while the other is a low-end PC running (say) Windows NT. In addition, since most queries are I/O intensive, a site having faster disk drives might observe a better performance. In an Internet-based environment these sites might be dedicated to a si ...
Type Your Title Here - Oracle Software Downloads
... community was fueled mostly by web based technologies and the need to manipulate text data coming from and going to the browser. With the advent of CGI, web programmers were able to leverage regular expression capabilities from UNIX tools in order to perform important tasks that could not be done as ...
... community was fueled mostly by web based technologies and the need to manipulate text data coming from and going to the browser. With the advent of CGI, web programmers were able to leverage regular expression capabilities from UNIX tools in order to perform important tasks that could not be done as ...
IOSR Journal of Computer Engineering (IOSR-JCE)
... Existing database clients and tools make great efforts to help developers design and generate the query forms [2].They provide visual interfaces for developers to create or customize query forms. This system allows end-users to customize the existing query form at runtime. It provides a mechanism to ...
... Existing database clients and tools make great efforts to help developers design and generate the query forms [2].They provide visual interfaces for developers to create or customize query forms. This system allows end-users to customize the existing query form at runtime. It provides a mechanism to ...
Configuring and Monitoring Database Servers
... The information contained in this document is confidential and subject to change without notice. No part of this document may be reproduced or disclosed to others without the prior permission of eG Innovations, Inc. eG Innovations, Inc. makes no warranty of any kind with regard to the software and d ...
... The information contained in this document is confidential and subject to change without notice. No part of this document may be reproduced or disclosed to others without the prior permission of eG Innovations, Inc. eG Innovations, Inc. makes no warranty of any kind with regard to the software and d ...
Big-Data-NoSQL-MongoDB-1-HW-Key - Dr. Tom Hicks
... very different fashion from the better known relational databases (RDB). RDBs pre-define the data structure in the database as a series of tables containing fields with well-defined data types. Exposing the data types to the database program allows it to apply a number of optimizations. In contrast, ...
... very different fashion from the better known relational databases (RDB). RDBs pre-define the data structure in the database as a series of tables containing fields with well-defined data types. Exposing the data types to the database program allows it to apply a number of optimizations. In contrast, ...
The SDL Library: Querying a Relational Database with an Ontology, Rules and the Jess Engine
... We compared the extended rules approach (marked 2011) with the results presented on the last RuleML Challenge [16] (marked 2010). The comparison is made using the same 5 queries as in 2010. Our current approach outperforms the hybrid one. Since we did not apply all possible optimizations, we are con ...
... We compared the extended rules approach (marked 2011) with the results presented on the last RuleML Challenge [16] (marked 2010). The comparison is made using the same 5 queries as in 2010. Our current approach outperforms the hybrid one. Since we did not apply all possible optimizations, we are con ...
- SlideBoom
... CIS 336 Final Exam 3 (Devry) FOR MORE CLASSES VISIT www.cis336study.com 1. (TCO 2) Explain what physical independence means. (Points : 15) 2. (TCO 8) Sally wants to query the EMP table and determine how many of the employees live in each of the cities the company has factories in. She writes the fo ...
... CIS 336 Final Exam 3 (Devry) FOR MORE CLASSES VISIT www.cis336study.com 1. (TCO 2) Explain what physical independence means. (Points : 15) 2. (TCO 8) Sally wants to query the EMP table and determine how many of the employees live in each of the cities the company has factories in. She writes the fo ...
Guide to Using SQL: Synonyms and the Rename Statement
... The alter synonym can be executed online, even if some applications are still running. These may be reporting applications that have used the previous synonym definition to reference the old table. Therefore, these applications will have to disconnect or restart at some point to so that the synonym ...
... The alter synonym can be executed online, even if some applications are still running. These may be reporting applications that have used the previous synonym definition to reference the old table. Therefore, these applications will have to disconnect or restart at some point to so that the synonym ...
PHP_Bible
... SELECT, TEXTAREA). These NAME attributes will become PHP "variable" names A form field NAME doesn't have to be the same as the database field name, but it's often a good idea You should usually specify a VALUE in your form field tags You can pass hidden variables from form to form using the HI ...
... SELECT, TEXTAREA). These NAME attributes will become PHP "variable" names A form field NAME doesn't have to be the same as the database field name, but it's often a good idea You should usually specify a VALUE in your form field tags You can pass hidden variables from form to form using the HI ...
Developing Web Based Database Applications with ASP.NET and VB
... If a data source has hundreds of records to display, it may clutter a Web page – The GridView control provides a well-structured and well-formatted solution – Through paging, the control allows us to display a large number of records on multiple pages Users can view a fixed number of records at a ...
... If a data source has hundreds of records to display, it may clutter a Web page – The GridView control provides a well-structured and well-formatted solution – Through paging, the control allows us to display a large number of records on multiple pages Users can view a fixed number of records at a ...
Document
... In the table of contents, right-click the target table and select joins. Make sure the first option in the dialog box that opens is set to ‘Join data from another layer based on spatial location’ (the default setting is ‘Join attributes from a table’). Select the source layer (use ArcCatalog to add ...
... In the table of contents, right-click the target table and select joins. Make sure the first option in the dialog box that opens is set to ‘Join data from another layer based on spatial location’ (the default setting is ‘Join attributes from a table’). Select the source layer (use ArcCatalog to add ...
chapter01
... Database management system (DBMS) - a program, or a collection of programs, through which users interact with a database Concepts of Database Management, 5th Edition ...
... Database management system (DBMS) - a program, or a collection of programs, through which users interact with a database Concepts of Database Management, 5th Edition ...
Microsoft Dynamics CRM 2011 Operating and Maintaining
... Change a Microsoft Dynamics CRM service account by running a repair The simplest way to change a service account is to run a repair operation and then specify the new service account during the repair. There may be a short downtime as the services are stopped and files are verified and possibly refr ...
... Change a Microsoft Dynamics CRM service account by running a repair The simplest way to change a service account is to run a repair operation and then specify the new service account during the repair. There may be a short downtime as the services are stopped and files are verified and possibly refr ...
Chapter 14: Databases and Database Management Systems
... The Object-Oriented Database Model • The Object-Oriented Database Model – Object-Oriented Database Management System (OODBMS) • Database system in which multiple types of data are stored as objects along with their related code • Can contain virtually any type of data (video clip, text with music, ...
... The Object-Oriented Database Model • The Object-Oriented Database Model – Object-Oriented Database Management System (OODBMS) • Database system in which multiple types of data are stored as objects along with their related code • Can contain virtually any type of data (video clip, text with music, ...
Using Single-Row Functions to Customize Output
... Copyright © 2006, Oracle. All rights reserved. ...
... Copyright © 2006, Oracle. All rights reserved. ...
Chapter 22: Relational Databases
... field. To find out more details about this customer, you need to use the customer number to look up the customer in the Customer table. Note that the customer number is a unique identifier. We introduced the customer number because the customer name by itself may not be unique. For example, there ma ...
... field. To find out more details about this customer, you need to use the customer number to look up the customer in the Customer table. Note that the customer number is a unique identifier. We introduced the customer number because the customer name by itself may not be unique. For example, there ma ...
Kroenke-Auer-DBP-e12-PPT-Chapter-04
... KROENKE AND AUER - DATABASE PROCESSING, 12th Edition © 2012 Pearson Prentice Hall ...
... KROENKE AND AUER - DATABASE PROCESSING, 12th Edition © 2012 Pearson Prentice Hall ...
Course Name : Database Management Systems
... The actions are listed in the order they are scheduled, and prefixed with the transaction name.If a commit or abort is not shown, the schedule is incomplete; assume that abort/commit must follow all the listed actions. 1. T1:R(X), T2:R(X), T1:W(X), T2:W(X) 2. T1:W(X), T2:R(Y), T1:R(Y), T2:R(X) 3. T1 ...
... The actions are listed in the order they are scheduled, and prefixed with the transaction name.If a commit or abort is not shown, the schedule is incomplete; assume that abort/commit must follow all the listed actions. 1. T1:R(X), T2:R(X), T1:W(X), T2:W(X) 2. T1:W(X), T2:R(Y), T1:R(Y), T2:R(X) 3. T1 ...
Transactions
... Locking: prevents multiple applications from obtaining copies of the same resource when the resource is about to be changed ...
... Locking: prevents multiple applications from obtaining copies of the same resource when the resource is about to be changed ...
DBA Guide to Databases on VMware
... Today, virtual machines on VMware vSphere 5 can scale to 32 virtual CPUs, 1TB of memory per virtual machine, and over 1,000,000 disk IOPS, while keeping overhead limited between 2 – 10 percent. That’s a 20x performance increase over ESX 2. This clearly demonstrates that virtual machines running on V ...
... Today, virtual machines on VMware vSphere 5 can scale to 32 virtual CPUs, 1TB of memory per virtual machine, and over 1,000,000 disk IOPS, while keeping overhead limited between 2 – 10 percent. That’s a 20x performance increase over ESX 2. This clearly demonstrates that virtual machines running on V ...