Chapter 19: Distributed Databases
... more subsystems that lack any connection between them – Note: a subsystem may consist of a single node ...
... more subsystems that lack any connection between them – Note: a subsystem may consist of a single node ...
Database Engine Tuning Advisor (DTA) in SQL Server 2005
... indexed views, and partitioning are competing alternatives for speeding up the same query, they interact strongly with one another [1]. This makes selecting a physical design even more complicated. Choosing indexes, indexed views, and partitioning in isolation of one another can result in a poor phy ...
... indexed views, and partitioning are competing alternatives for speeding up the same query, they interact strongly with one another [1]. This makes selecting a physical design even more complicated. Choosing indexes, indexed views, and partitioning in isolation of one another can result in a poor phy ...
The most common performance bottleneck occurs when the
... partitions in the session. Adding partitions can improve performance by utilizing more of the system hardware while processing the session. ...
... partitions in the session. Adding partitions can improve performance by utilizing more of the system hardware while processing the session. ...
Metadata Repository Design Concepts
... Additional areas of interest to be developed include Business Process metadata, the tracking of Data Feeds, and the application of Stewardship. UNLV maintains all subject areas of metadata in a central SQL Server database, designed around a type/subtype paradigm borrowed from object-oriented program ...
... Additional areas of interest to be developed include Business Process metadata, the tracking of Data Feeds, and the application of Stewardship. UNLV maintains all subject areas of metadata in a central SQL Server database, designed around a type/subtype paradigm borrowed from object-oriented program ...
Asgari-Mamegahni-CISSE2007-6_page_cisse2007paper
... and random sampling [15]. According the nature of evolutionary algorithms and considering this matter that they are resistant and efficient in most of the cases and by considering the works done in this field, the most suitable choice for solving this problem is use of evolutionary algorithms. The f ...
... and random sampling [15]. According the nature of evolutionary algorithms and considering this matter that they are resistant and efficient in most of the cases and by considering the works done in this field, the most suitable choice for solving this problem is use of evolutionary algorithms. The f ...
Informix 11.5 Bootcamp Application Development Overview Information Management Partner Technologies
... • Standard language used to store, retrieve, and manipulate the data in relational databases, such as Informix • Informix SQL is compatible with ANSI SQL • However, there are some Informix-specific extensions ...
... • Standard language used to store, retrieve, and manipulate the data in relational databases, such as Informix • Informix SQL is compatible with ANSI SQL • However, there are some Informix-specific extensions ...
EMC EXTREME PERFORMANCE AND EFFICIENCY FOR MICROSOFT SQL SERVER
... Working together, Microsoft and EMC supply the critical components to deliver highperformance, enterprise-class availability solutions for SQL Server environments. With EMC® XtremIO™, EMC provides you with a storage solution that is optimized for extreme online transactional processing (OLTP) databa ...
... Working together, Microsoft and EMC supply the critical components to deliver highperformance, enterprise-class availability solutions for SQL Server environments. With EMC® XtremIO™, EMC provides you with a storage solution that is optimized for extreme online transactional processing (OLTP) databa ...
Step into the Cloud: Ways to Connect to Amazon Redshift with SAS/ACCESS®
... offers you fast query performance, and it makes it simple and cost-effective to efficiently analyze all your data using your existing business intelligence tools. One of the most significant advantages is that it has a similar SQL interface to PostgreSQL. Users can access the Amazon Redshift cluster ...
... offers you fast query performance, and it makes it simple and cost-effective to efficiently analyze all your data using your existing business intelligence tools. One of the most significant advantages is that it has a similar SQL interface to PostgreSQL. Users can access the Amazon Redshift cluster ...
0706584321.pdf
... in the last example, there can be a policy that defines how an access should be made apart from what data can be accessed. Currently, authorization mechanisms in SQL permit access control at the level of complete tables or columns, or on views. There is no direct way to specify fine-grained authoriz ...
... in the last example, there can be a policy that defines how an access should be made apart from what data can be accessed. Currently, authorization mechanisms in SQL permit access control at the level of complete tables or columns, or on views. There is no direct way to specify fine-grained authoriz ...
Amoeba Join: Overcoming Structural Fluctuations
... XRank [5] applies keyword-based search to XML. It locates XML elements that contains all given keywords. Unlike slca, XRank is aware of recursion of XML structure. However, it suffers from two drawbacks: (1) it does not distinguish tag name from textual content; (2) it cannot express complex query s ...
... XRank [5] applies keyword-based search to XML. It locates XML elements that contains all given keywords. Unlike slca, XRank is aware of recursion of XML structure. However, it suffers from two drawbacks: (1) it does not distinguish tag name from textual content; (2) it cannot express complex query s ...
Database Automation using VBA - ucb
... programmers to define complete data structures from data types to the operations that can be applied to the data structure. You can create an entire object that contains both data and the operations that the object can perform. It is also possible to create relationships between these objects. There ...
... programmers to define complete data structures from data types to the operations that can be applied to the data structure. You can create an entire object that contains both data and the operations that the object can perform. It is also possible to create relationships between these objects. There ...
Dagstuhl Seminar 10042, Demetris Zeinalipour, University of Cyprus
... – "big data is a collection of data sets so large and complex that it becomes difficult to process using on-hand database management tools or traditional data processing applications." Demetris Zeinalipour, http://www.cs.ucy.ac.cy/~dzeina/ ...
... – "big data is a collection of data sets so large and complex that it becomes difficult to process using on-hand database management tools or traditional data processing applications." Demetris Zeinalipour, http://www.cs.ucy.ac.cy/~dzeina/ ...
Chapter 1 - azharunisel
... with care taken to ensure that the design supports the types of queries the warehouse will be used for. This is an involved effort that requires both an understanding of the database schema to be created, and a great deal of interaction with the user community. The design is often an iterative proce ...
... with care taken to ensure that the design supports the types of queries the warehouse will be used for. This is an involved effort that requires both an understanding of the database schema to be created, and a great deal of interaction with the user community. The design is often an iterative proce ...
Federation and a CMDB - Avnet Technology Solutions
... management database (CMDB) into an industry reality — and the concept of data federation is at the forefront. Organic development and IT management tool implementations have increased significantly in recent years, leaving many organizations with data that is pertinent to millions of configuration i ...
... management database (CMDB) into an industry reality — and the concept of data federation is at the forefront. Organic development and IT management tool implementations have increased significantly in recent years, leaving many organizations with data that is pertinent to millions of configuration i ...
6_RMD
... Example: In figure 3.4 set the studid column to the sid of some (existing) ‘default’ student for every ‘Enrolled’ row that refers to the deleted ‘Students’ row. [This option seems strange, at least for the example of figure 3.4; however it may be suitable in some other situations (see p.71bottom)]. ...
... Example: In figure 3.4 set the studid column to the sid of some (existing) ‘default’ student for every ‘Enrolled’ row that refers to the deleted ‘Students’ row. [This option seems strange, at least for the example of figure 3.4; however it may be suitable in some other situations (see p.71bottom)]. ...
ERC+: an object+relationship paradigm for database applications
... these deficiencies are: inadequate representation of associations, lack of proper support for generic data manipulations, no concept for the description of the global application behavior. Extending the OO data model results in what is nowadays known as an object+relationship (OR) modeling approach ...
... these deficiencies are: inadequate representation of associations, lack of proper support for generic data manipulations, no concept for the description of the global application behavior. Extending the OO data model results in what is nowadays known as an object+relationship (OR) modeling approach ...
Oracle Data Pump Encrypted Dump File Support
... Data Encryption (TDE) encrypted column support protects only individual columns in the dump file, dump file encryption support protects all table data and system metadata segments written to the dump file. The encrypted dump file feature is not dependent in any way on the TDE encrypted column featur ...
... Data Encryption (TDE) encrypted column support protects only individual columns in the dump file, dump file encryption support protects all table data and system metadata segments written to the dump file. The encrypted dump file feature is not dependent in any way on the TDE encrypted column featur ...
Cost Based Optimizer (CBO) and Database Statistics
... STATS_TABLE, which is owned by DBASCHEMA: SQL> EXEC DBMS_STATS.create_stat_table('DBASCHEMA','STATS_TABLE'); SQL> EXEC DBMS_STATS.export_schema_stats('APPSCHEMA','STATS_TABLE',NULL,'DBASCHEMA'); This table can then be transfered to another server using your preferred method (Export/Import, SQLPlus C ...
... STATS_TABLE, which is owned by DBASCHEMA: SQL> EXEC DBMS_STATS.create_stat_table('DBASCHEMA','STATS_TABLE'); SQL> EXEC DBMS_STATS.export_schema_stats('APPSCHEMA','STATS_TABLE',NULL,'DBASCHEMA'); This table can then be transfered to another server using your preferred method (Export/Import, SQLPlus C ...
SQL in the Real World - University of Colorado at Boulder
... updatable – CONCUR_UPDATABLE (assuming SQL query satisfies the conditions for updatable views) • Updatable: Current row of an updatable result set can be changed or deleted, or a new row can be inserted. Any such change causes changes to the underlying database table res.updateString (“Name”, “John” ...
... updatable – CONCUR_UPDATABLE (assuming SQL query satisfies the conditions for updatable views) • Updatable: Current row of an updatable result set can be changed or deleted, or a new row can be inserted. Any such change causes changes to the underlying database table res.updateString (“Name”, “John” ...
CSIS0402 System Architecture Distributed Computing
... Local transactions: all operations are carried out on the same database engine Distributed transactions: involve multiple database servers, which are usually deployed on different hosts, requires a transaction manager to co-ordinate the processing and managed by a 2-phase commit process Global trans ...
... Local transactions: all operations are carried out on the same database engine Distributed transactions: involve multiple database servers, which are usually deployed on different hosts, requires a transaction manager to co-ordinate the processing and managed by a 2-phase commit process Global trans ...
GCSE COMPUTING THEORY
... tasks required of it. There are many different standards that have been created for the design, development and testing of software. When creating a new computer system a number of stages need to be gone through in order to implement a solution effectively. Analysis of the current system. Understand ...
... tasks required of it. There are many different standards that have been created for the design, development and testing of software. When creating a new computer system a number of stages need to be gone through in order to implement a solution effectively. Analysis of the current system. Understand ...
'How Do I Love Thee? Let Me Count the Ways.' SAS® Software as a Part of the Corporate Information Factory
... A major challenge of applications is that they are generally not integrated due to a variety of reasons, which include (1) the application may have been built for a specific, narrow purpose or (2) it may have been acquired in a merger and never converted. Regardless of the reason, unintegrated appli ...
... A major challenge of applications is that they are generally not integrated due to a variety of reasons, which include (1) the application may have been built for a specific, narrow purpose or (2) it may have been acquired in a merger and never converted. Regardless of the reason, unintegrated appli ...
A Survey of Queries in Moving Objects Environments
... Sources of data are assigned a reliability Query answers and derived data are also assigned a score that can be computed Each tuple is assigned a propositional formula that describes its certainty (in terms of the reliability of sources) -- vectors Sources are assumed to be independent Computing a q ...
... Sources of data are assigned a reliability Query answers and derived data are also assigned a score that can be computed Each tuple is assigned a propositional formula that describes its certainty (in terms of the reliability of sources) -- vectors Sources are assumed to be independent Computing a q ...
Part 2: Decision Support Systems
... 3.1 DSS configurations This vignette demonstrates some of the potential diversification of DSS. Decision support can be provided in many different configurations. These configurations depend on the nature of the management decision situation and the specific technologies used for support. These tec ...
... 3.1 DSS configurations This vignette demonstrates some of the potential diversification of DSS. Decision support can be provided in many different configurations. These configurations depend on the nature of the management decision situation and the specific technologies used for support. These tec ...
BCA - S. S. Jain Subodh (P.G.) College
... Computer Program: Introduction, developing a program, algorithm, flowchart, pseudo code. Computer Languages: Introduction, classification of programming languages, generations of programming languages, features of a good programming language. Computer Software: Software definition, relationship betw ...
... Computer Program: Introduction, developing a program, algorithm, flowchart, pseudo code. Computer Languages: Introduction, classification of programming languages, generations of programming languages, features of a good programming language. Computer Software: Software definition, relationship betw ...