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Storing XML Documents in Databases
Storing XML Documents in Databases

... Once data reside in a database, maintenance of these data becomes an important issue. We distinguish between two different maintenance tasks: First, the update of existing data via edit-scripts for propagating changes of source data to the warehouse, and, second, the deletion and insertion of comple ...
kroenke_dbp11e_ch04
kroenke_dbp11e_ch04

Information-level design method
Information-level design method

... Database Design Examples • Develop an information-level design • Company stores information about sales reps, customers, parts, and orders • User view requirements ...
OO Databases & XML
OO Databases & XML

...  Derived from SGML (Standard Generalized Markup Language), but simpler to use than SGML ...
Lessons learned from managing a large single instance database
Lessons learned from managing a large single instance database

... Accomplished with a combination of hIGHLY Available RAC Cluster (DB Tier), Cisco ACE for the Applications server farm (Application Tier), and Cisco fiber-channel switching (physical layer) An abrupt loss of the production site will not result in the loss of any committed transactions Accomplished th ...
relational_model
relational_model

... Consider Students and Enrolled; sid in Enrolled is a foreign key that references Students.  What should be done if an Enrolled tuple with a nonexistent student id is inserted? (Reject it!)  What should be done if a Students tuple is deleted? ...
Introduction to Databases Lecture 1 Chapters 1 - 2 Robb T. Koether
Introduction to Databases Lecture 1 Chapters 1 - 2 Robb T. Koether

... At the very same time, Bob, another airline employee, goes online to change the flight number from #123 to #456. Alice selects the first 50 names of passengers on flight #123. At that moment, the flight number is changed to #456. The last 50 names are not selected because the flight number was no lo ...
MYCH3
MYCH3

... Weak entity set and identifying relationship set are translated into a single table.  When the owner entity is deleted, all owned weak entities must also be deleted.  What guarantees existence of owner? ...
Database Mirroring: Maximizing Availability Through Automation
Database Mirroring: Maximizing Availability Through Automation

... Replication Magic: Initializing from Backup  Initializing from Filegroup Backups  Replicating select tables  Books Online incorrectly states: “A backup contains an entire database; therefore each subscription database will contain a complete copy of the publication database when it is initialize ...
o 1
o 1

...  PQL focuses on important class of error patterns that deal ...
FAQ: Fixing the issue with l6 in the 4.2 Transpor database Adlib
FAQ: Fixing the issue with l6 in the 4.2 Transpor database Adlib

... 2. If the problem is that there exists an index on l6, but with the name dpositr, which also happens to be the name of the index on l3, then proceed as follows: open your applications \data folder in the Application browser of Adlib Designer. Open the Indexes node and delete the current index on l6 ...
B. Execute Stored Procedure in SQL Server
B. Execute Stored Procedure in SQL Server

... Procedures usually are not observed by anyone, so the part that displays the old salary and new salary are for demonstration purposes and would not be in “production code” – the body would only contain the UPDATE statement. CREATE PROCEDURE salary_increase (@percent_increase DECIMAL(3,1) = 3.0) /* N ...
IBM Software Technical Document
IBM Software Technical Document

... Keyed logical files defined with select or omit criteria and with the DYNSLT keyword omitted Keyed logical files built over multiple physical file members (V5R2 restriction, not a restriction for V5R3) Keyed logical files where one or more keys reference an intermediate derivation in the DDS. Except ...
BPB PUBLICATIONS - Escorts Library Catalogue
BPB PUBLICATIONS - Escorts Library Catalogue

... The Role of DLLs in Windows What Is Dynamic Linking? What Are DLLs For? The System DLLs Differences between DLLs and EXEs Rules for DLL Writers Winl6 and Wm32 DLLs Using Existing DLLs Calling a C++DLL The C++ DLL Declaring the DLL Functions in Delphi Creating a DLL in Delphi Routines, Methods, Objec ...
One… ADO Data Control
One… ADO Data Control

... – Most of the standard Visual Basic tools can be used as data bound controls » Label: used to provide display-only access to a specified text data field.Caption property is data bound. » Text Box: used to provide read/write access to a specified text data field. Text property is data bound. » Check ...
Best Practices for the SAS® Scoring Accelerator for DB2
Best Practices for the SAS® Scoring Accelerator for DB2

... Running scoring models inside a database adds additional resource consumption to an existing data warehouse workload. In particular, advanced and complex scoring models can be quite CPU intensive. Proper workload management is often required to meet service level agreements, maintain system stabilit ...
advance database PLSQL 3
advance database PLSQL 3

... PL/SQL allows arguments in a subroutine call to be specified using positional, named, or mixed notation Prior to Oracle Database 11g, only the positional notation is supported in calls from SQL Starting in Oracle Database 11g, named and mixed notation can be used for specifying arguments in calls to ...
Flashback Technologies
Flashback Technologies

... "CURRENCY" = '.96' where ROWID = 'AAADY6AAEAAAACOAAC'; ...
NAV SQL Server
NAV SQL Server

... • This login needs to have sysadmin rights on the SQL server. • This login needs to have db_owner role or Super (Data) rights on the Dynamics NAV database. • A best practice is to set up a utility user that is part of the domain and serves to run the scheduled updates as well as make changes in the ...
www.devbg.org
www.devbg.org

... Kernel objects in transaction (distributed / local) Allows atomic operations for: Many operations on single file Operations for multiple files Operations for many computers Registry modifications ...
Fast Track Data Warehouse Reference
Fast Track Data Warehouse Reference

... patterns, introducing disk latency and reducing the overall storage subsystem throughput. Fast Track Data Warehouse is a different way of thinking about optimizing an RDBMS for data warehouse workloads. If the sequential layout data is designed to better support scanning operations, the performance ...
Unit Testing Tips and Tricks: Database Interaction
Unit Testing Tips and Tricks: Database Interaction

... – jMock (http://www.jmock.org/) ...
Securing Data at Rest: Database Encryption Solution Using
Securing Data at Rest: Database Encryption Solution Using

... decrypt data. These data types are for storing Binary Large Objects (BLOBs) and for storing Character Large Objects (CLOBs). The amount of data stored in the columns of these data types may be very large. Empress does not impose limits on the size of those objects and does not force users to split d ...
Principles of database performance tuning
Principles of database performance tuning

... Resources are the hardware and software tools like memory, disk space, cache controllers, microcode, etc. available to the system ...
Housekeeping in Shoper 9
Housekeeping in Shoper 9

... This option helps the users to export data to various destinations.  Post Transactions to Tally — Is used to execute the export activity from Shoper 9 POS to Tally.ERP 9 outside the scheduled activity.  Create PT files — Helps to create flat file pertaining to the data of selected transaction type ...
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Open Database Connectivity

In computing, ODBC (Open Database Connectivity) is a standard programming language middleware API for accessing database management systems (DBMS). The designers of ODBC aimed to make it independent of database systems and operating systems. An application written using ODBC can be ported to other platforms, both on the client and server side, with few changes to the data access code.ODBC accomplishes DBMS independence by using an ODBC driver as a translation layer between the application and the DBMS. The application uses ODBC functions through an ODBC driver manager with which it is linked, and the driver passes the query to the DBMS. An ODBC driver can be thought of as analogous to a printer driver or other driver, providing a standard set of functions for the application to use, and implementing DBMS-specific functionality. An application that can use ODBC is referred to as ""ODBC-compliant"". Any ODBC-compliant application can access any DBMS for which a driver is installed. Drivers exist for all major DBMSs, many other data sources like address book systems and Microsoft Excel, and even for text or CSV files.ODBC was originally developed by Microsoft during the early 1990s, and became the basis for the Call Level Interface (CLI) standardized by SQL Access Group in the Unix and mainframe world. ODBC retained a number of features that were removed as part of the CLI effort. Full ODBC was later ported back to those platforms, and became a de facto standard considerably better known than CLI. The CLI remains similar to ODBC, and applications can be ported from one platform to the other with few changes.
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