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Ch23b_Views
... Step 3: Refresh the stored view by doing “multiset union” of the new and old view tuples. (I.e., update the derivation counts of existing tuples, and add the new tuples that weren’t in the view earlier.) ...
... Step 3: Refresh the stored view by doing “multiset union” of the new and old view tuples. (I.e., update the derivation counts of existing tuples, and add the new tuples that weren’t in the view earlier.) ...
Ch23b_Views
... Step 3: Refresh the stored view by doing “multiset union” of the new and old view tuples. (I.e., update the derivation counts of existing tuples, and add the new tuples that weren’t in the view earlier.) ...
... Step 3: Refresh the stored view by doing “multiset union” of the new and old view tuples. (I.e., update the derivation counts of existing tuples, and add the new tuples that weren’t in the view earlier.) ...
Data Warehousing and Data Mining
... • The process of transforming data from a detailed level to a summary level. • For example, in a retail business, individual sales transactions can be summarized to produce total sales by store, product, date, and so on. • Since the EDW contains only detailed data, aggregation is not normally associ ...
... • The process of transforming data from a detailed level to a summary level. • For example, in a retail business, individual sales transactions can be summarized to produce total sales by store, product, date, and so on. • Since the EDW contains only detailed data, aggregation is not normally associ ...
interactive querying
... Standalone hypertext systems have often included different forms of search and index facilities. However, the fact that they are 'designed' have meant that users had a ready made structure within which to explore. With the exception of dictionaries and encyclopaedias, search facilities in hypermedia ...
... Standalone hypertext systems have often included different forms of search and index facilities. However, the fact that they are 'designed' have meant that users had a ready made structure within which to explore. With the exception of dictionaries and encyclopaedias, search facilities in hypermedia ...
Security Features in Teradata Database
... This white paper provides an overview of the security features and describes scenarios for their usage. The paper will also discuss the independent evaluation of the Teradata Database to the International Common Criteria for Information Technology Security Evaluation ...
... This white paper provides an overview of the security features and describes scenarios for their usage. The paper will also discuss the independent evaluation of the Teradata Database to the International Common Criteria for Information Technology Security Evaluation ...
Multiple Engine Architecture: A Comparison of Database Management Systems Using the SAS/ACCESS Interface
... SYSTEM 2000 database exists in. YES, Ibe default, specifies that the database exists in the SYSTEM 2000 Multi-User environment. NO specifies that the database exists in a single-user environment, that is, your SAS ...
... SYSTEM 2000 database exists in. YES, Ibe default, specifies that the database exists in the SYSTEM 2000 Multi-User environment. NO specifies that the database exists in a single-user environment, that is, your SAS ...
Chapter 21:Application Development and Administration
... A relational engine can scale to much larger data sets ...
... A relational engine can scale to much larger data sets ...
Lecture 5 ppt - School of Computer Science
... query Language, part of an IBM project in the 70’s • Sequel was already taken, so it became SQL - Structured Query Language ...
... query Language, part of an IBM project in the 70’s • Sequel was already taken, so it became SQL - Structured Query Language ...
Data Sheet
... the application tier. Applications access the cache tables using standard SQL and PL/SQL via JDBC, ODBC, ODP.NET, Oracle Call Interface (OCI) and Pro*C/C++ programming interfaces. Cache tables operate like regular relational tables inside the TimesTen database and are persistent and recoverable. Dur ...
... the application tier. Applications access the cache tables using standard SQL and PL/SQL via JDBC, ODBC, ODP.NET, Oracle Call Interface (OCI) and Pro*C/C++ programming interfaces. Cache tables operate like regular relational tables inside the TimesTen database and are persistent and recoverable. Dur ...
Document
... Multivalued Dependencies (MVDs) Let R be a relation schema and let R and R. ...
... Multivalued Dependencies (MVDs) Let R be a relation schema and let R and R. ...
worksheet for Chapter 19 - library database
... Queries are also used to pick out records satisfying particular criteria and sort or summarise them ready to be printed on a report. For example, suppose we wanted a list, sorted by borrower name, of all books overdue by more than one week. These borrowers could then be sent a letter or postcard rem ...
... Queries are also used to pick out records satisfying particular criteria and sort or summarise them ready to be printed on a report. For example, suppose we wanted a list, sorted by borrower name, of all books overdue by more than one week. These borrowers could then be sent a letter or postcard rem ...
Student resources - worksheet for Chapter 19
... Queries are also used to pick out records satisfying particular criteria and sort or summarise them ready to be printed on a report. For example, suppose we wanted a list, sorted by borrower name, of all books overdue by more than one week. These borrowers could then be sent a letter or postcard rem ...
... Queries are also used to pick out records satisfying particular criteria and sort or summarise them ready to be printed on a report. For example, suppose we wanted a list, sorted by borrower name, of all books overdue by more than one week. These borrowers could then be sent a letter or postcard rem ...
PHP_chapter8
... To understand the advantages of using databases to store Web data To learn how to prepare a MySQL database for use with PHP To learn how to store, retrieve, and update data in a MySQL database ...
... To understand the advantages of using databases to store Web data To learn how to prepare a MySQL database for use with PHP To learn how to store, retrieve, and update data in a MySQL database ...
A Taxonomy of Partitioned Replicated Cloud
... large-scale, fault-tolerant and highly available processing and data management systems. Cloud computing is premised on the availability of large data centers with thousands of processing devices and servers, which are connected by a network forming a large distributed system. To meet increasing dem ...
... large-scale, fault-tolerant and highly available processing and data management systems. Cloud computing is premised on the availability of large data centers with thousands of processing devices and servers, which are connected by a network forming a large distributed system. To meet increasing dem ...
Sharing Data among Applications
... It also is possible to link data stored in a variety of formats to Access databases by selecting Link instead of Import on the shortcut menu. (The available formats include several other database management systems as well as a variety of nondatabase formats, including Excel worksheets.) With linkin ...
... It also is possible to link data stored in a variety of formats to Access databases by selecting Link instead of Import on the shortcut menu. (The available formats include several other database management systems as well as a variety of nondatabase formats, including Excel worksheets.) With linkin ...
Ontology-based Semantic Metadata Validation Vilho Raatikka and Eero Hyv¨onen
... easier to combine two conceptual models of different databases than two logical models. It has been shown that any relational schema can be transformed into an ERdiagram if the relational schema is in an entity-relationship normal form (ERNF) [11, Ch.11.5]. By following certain rules in logical mode ...
... easier to combine two conceptual models of different databases than two logical models. It has been shown that any relational schema can be transformed into an ERdiagram if the relational schema is in an entity-relationship normal form (ERNF) [11, Ch.11.5]. By following certain rules in logical mode ...
Writing and Executing SQL Statements
... There are two panes in the Hist ory dialog. The left-hand pane shows the list of the statements that you have run. For "long" statements, only their beginnings are shown. When you select a statement in this pane, the overall statement is shown in the pane to the right. You can copy the statements fr ...
... There are two panes in the Hist ory dialog. The left-hand pane shows the list of the statements that you have run. For "long" statements, only their beginnings are shown. When you select a statement in this pane, the overall statement is shown in the pane to the right. You can copy the statements fr ...
Using Meta-Layers for GIS Dataset Tracking and Management
... The standard specifies information content, but not how to organize this information in a computer system or in a data transfer, or how to transmit, communicate, or present the information to a user. There are several reasons for this approach: There are many means by which metadata could be organiz ...
... The standard specifies information content, but not how to organize this information in a computer system or in a data transfer, or how to transmit, communicate, or present the information to a user. There are several reasons for this approach: There are many means by which metadata could be organiz ...
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 ...
... 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 ...
12 Rules for a Cloud Data Management System (CDMS)
... A CDMS must integrate and run in a cloud environment, and be designed to support cloud-scale performance requirements while being resilient against the inherent ...
... A CDMS must integrate and run in a cloud environment, and be designed to support cloud-scale performance requirements while being resilient against the inherent ...
Flashback Technologies
... Flashback Query. Query values in a table at a point in time. select * from rays.VIMPORTANTDATA as of timestamp to_timestamp('25-FEB-2010 08:10:00', 'DD-MON-YYYY HH24:MI:SS'); ...
... Flashback Query. Query values in a table at a point in time. select * from rays.VIMPORTANTDATA as of timestamp to_timestamp('25-FEB-2010 08:10:00', 'DD-MON-YYYY HH24:MI:SS'); ...