OLAP
... other relations called “dimension tables”. Fact table is at the centre of the “star” whose points are the dimension tables. Fact table consists of dimensions and ...
... other relations called “dimension tables”. Fact table is at the centre of the “star” whose points are the dimension tables. Fact table consists of dimensions and ...
The Complete Guide to Securing Amazon RDS
... Screenshot 2: Amazon’s RDS dashboard –The launch of database instance configuration and security and network details. ...
... Screenshot 2: Amazon’s RDS dashboard –The launch of database instance configuration and security and network details. ...
Concurrency Control
... Allow people to lock at each level, but with a special protocol using new “intention” locks: ...
... Allow people to lock at each level, but with a special protocol using new “intention” locks: ...
Database System Architectures
... The memory bus is not a bottleneck Architecture provides a degree of fault-tolerance — if a processor fails, the other processors can take over its tasks since the database is resident on disks that are accessible from all processors. Examples: IBM Sysplex and DEC clusters (now part of Compaq) runni ...
... The memory bus is not a bottleneck Architecture provides a degree of fault-tolerance — if a processor fails, the other processors can take over its tasks since the database is resident on disks that are accessible from all processors. Examples: IBM Sysplex and DEC clusters (now part of Compaq) runni ...
Creating Indexes
... • Create a non-unique index. • Remove an index from the data dictionary. • Evaluate guidelines for creating and using indexes. ...
... • Create a non-unique index. • Remove an index from the data dictionary. • Evaluate guidelines for creating and using indexes. ...
using openaccess sdk to expose erp data
... hundreds of tables and thousands of columns. Each site in turn can customize their ERP system through changes in how the data is stored, addition of fields, and other customization. This makes it difficult to supply general purpose reporting tools. Writing applications that go directly to the databa ...
... hundreds of tables and thousands of columns. Each site in turn can customize their ERP system through changes in how the data is stored, addition of fields, and other customization. This makes it difficult to supply general purpose reporting tools. Writing applications that go directly to the databa ...
Week 8-Still More SQL- Alter, Create, Metadata
... int success = stmt.executeUpdate (query); if (success == 0) out.println ("Alter error."); else out.println ("Column inserted."); stmt.close (); Page.createFooter (out); } catch (IOException ex) {System.out.println ("IO Exception.");} catch (ClassNotFoundException exc) {System.out.println ("Class Not ...
... int success = stmt.executeUpdate (query); if (success == 0) out.println ("Alter error."); else out.println ("Column inserted."); stmt.close (); Page.createFooter (out); } catch (IOException ex) {System.out.println ("IO Exception.");} catch (ClassNotFoundException exc) {System.out.println ("Class Not ...
Graph Databases - Computer Science
... approaches, one based on graphs structures, the other on relational databases, do not take into consideration the problems [P1], [P2], [P3] described above. They work with data that does not change in time, and they are not dealing with any updates. Also, they do not address the unified representati ...
... approaches, one based on graphs structures, the other on relational databases, do not take into consideration the problems [P1], [P2], [P3] described above. They work with data that does not change in time, and they are not dealing with any updates. Also, they do not address the unified representati ...
DSS_data_collection_annex_pt_5
... save time and manage the available resources in a more efficient way: every layer produced is now reviewed right after it has been completed, so that the validation of the layers is performed in real time by the SRU staff. As maps are gathered, they are assessed in terms of quality, veracity, accura ...
... save time and manage the available resources in a more efficient way: every layer produced is now reviewed right after it has been completed, so that the validation of the layers is performed in real time by the SRU staff. As maps are gathered, they are assessed in terms of quality, veracity, accura ...
Web Programming Services
... and developing interactive, database-driven Web-based applications using an enterprise level Relational Database Management System (RDBMS) software such as Oracle, Microsoft SQL Server, or MySQL and a Web/database connectivity middleware technology such as PHP, ColdFusion, ASP.NET, or Java. Addition ...
... and developing interactive, database-driven Web-based applications using an enterprise level Relational Database Management System (RDBMS) software such as Oracle, Microsoft SQL Server, or MySQL and a Web/database connectivity middleware technology such as PHP, ColdFusion, ASP.NET, or Java. Addition ...
Title goes here
... – Provides data about CPU, Memory, IOPS, Sessions for the database – One row for every five-minute reporting window • There must have been a change in resource consumption • (Idle databases might return no rows in the interval) – Historical data is retained for 14 days ...
... – Provides data about CPU, Memory, IOPS, Sessions for the database – One row for every five-minute reporting window • There must have been a change in resource consumption • (Idle databases might return no rows in the interval) – Historical data is retained for 14 days ...
ICDE07 Talk - Pages - University of Wisconsin–Madison
... Pr@k = the fraction of answers that appear in the “ideal” list ...
... Pr@k = the fraction of answers that appear in the “ideal” list ...
IMS (Information Management System) – IBM
... IMS (Information Management System) – IBM Hierarchical database management system. Origins: 1965 – IBM and NASA partnership - Apollo program It has 2 components: IMS DB and IMS TM – IMSDB (DBMS – organize data); IMSTM (message based transaction processor). Database Management System is a collection ...
... IMS (Information Management System) – IBM Hierarchical database management system. Origins: 1965 – IBM and NASA partnership - Apollo program It has 2 components: IMS DB and IMS TM – IMSDB (DBMS – organize data); IMSTM (message based transaction processor). Database Management System is a collection ...
Performance Considerations for the Database Engines
... • Will the database process your request through an index? In many DBMS. the selection criteria (for example, where empno = 11227) are examined and the use of indexes is detennined using internal algorithms in the DBMS. Given this condition, you might be paying for the overhead of maintaining indexe ...
... • Will the database process your request through an index? In many DBMS. the selection criteria (for example, where empno = 11227) are examined and the use of indexes is detennined using internal algorithms in the DBMS. Given this condition, you might be paying for the overhead of maintaining indexe ...
report6-1-01 - Purdue University :: Computer Science
... data is stored the TITANIUM. The design and implementation of the database schema to support the front-end component is complete, and test data in the form of medical video segments, key frames, annotations and key words have been created to populate the database. The modules that support the functi ...
... data is stored the TITANIUM. The design and implementation of the database schema to support the front-end component is complete, and test data in the form of medical video segments, key frames, annotations and key words have been created to populate the database. The modules that support the functi ...
Extreme Performance Data Warehousing
... • Rows and columns filtered as data streams from disks • Complex operations also run in storage • Parallelize query execution and removes bottlenecks ...
... • Rows and columns filtered as data streams from disks • Complex operations also run in storage • Parallelize query execution and removes bottlenecks ...
OnLine Analytical Problem (OLAP)
... Dynamic sparse matrix handling: The OLAP too should be able to manage the sparse matrix and so maintain the level of performance. Multi-user support: The OLAP should allow several users working concurrently to work together. Unrestricted cross-dimensional operations: The OLAP tool should be able to ...
... Dynamic sparse matrix handling: The OLAP too should be able to manage the sparse matrix and so maintain the level of performance. Multi-user support: The OLAP should allow several users working concurrently to work together. Unrestricted cross-dimensional operations: The OLAP tool should be able to ...
Topic: The Database Environment
... Are databases really all about the data? Well, not really. As you will see, data are just one piece of the puzzle. And to truly differentiate between what a database is what it’s not, you must first have a clear understanding of these four fundamentals: Data, Information, Metadata, and Data Manageme ...
... Are databases really all about the data? Well, not really. As you will see, data are just one piece of the puzzle. And to truly differentiate between what a database is what it’s not, you must first have a clear understanding of these four fundamentals: Data, Information, Metadata, and Data Manageme ...
Topics in Informatics - University of Saint Joseph
... • The major database in use. • Based on the relations between data items. • Key element: tables. • Available relational databases: Oracle, DB2, Sybase, MS SQL Server, Access, MySQL, etc. • A site about evaluation. • The instructor’s database work. ...
... • The major database in use. • Based on the relations between data items. • Key element: tables. • Available relational databases: Oracle, DB2, Sybase, MS SQL Server, Access, MySQL, etc. • A site about evaluation. • The instructor’s database work. ...
Job Title: Applications Administrator, The Kew Foundation Location
... 1. Purpose This is a senior post responsible for administering all IT applications within the Kew Foundation. You will work closely with people across the Foundation to ensure operational delivery of all Foundation systems and database applications. This should include identifying and managing IT ri ...
... 1. Purpose This is a senior post responsible for administering all IT applications within the Kew Foundation. You will work closely with people across the Foundation to ensure operational delivery of all Foundation systems and database applications. This should include identifying and managing IT ri ...
JDBC
... • JDBC is an alternative to ODBC and ADO that provides database access to programs written in Java. • JDBC is not an acronym — it doesn’t stand for anything! – Do you believe that!? ...
... • JDBC is an alternative to ODBC and ADO that provides database access to programs written in Java. • JDBC is not an acronym — it doesn’t stand for anything! – Do you believe that!? ...