author
... They are appropriate only for simple path queries up to a certain length. Therefore if a query has branches or regular path expressions the index cannot provide exact answers, but the actual data have to be accessed. Also these indexes have high storage and update cost. Dr. N. Mamoulis ...
... They are appropriate only for simple path queries up to a certain length. Therefore if a query has branches or regular path expressions the index cannot provide exact answers, but the actual data have to be accessed. Also these indexes have high storage and update cost. Dr. N. Mamoulis ...
Database - oppi.uef.fi
... Application program interface (e.g., ODBC/JDBC) which allow SQL queries to be sent to a database ...
... Application program interface (e.g., ODBC/JDBC) which allow SQL queries to be sent to a database ...
Using Management Information Systems
... These products process large organizational and workgroup databases. These products support many users, perhaps thousands, of users and many different database applications. Such DBMS products support 24/7 operations and can manage dozens of different magnetic disks with hundreds of gigabytes or mor ...
... These products process large organizational and workgroup databases. These products support many users, perhaps thousands, of users and many different database applications. Such DBMS products support 24/7 operations and can manage dozens of different magnetic disks with hundreds of gigabytes or mor ...
select
... • SQL allows a subquery expression to be used in the from clause • Find the average instructors’ salaries of those departments where the average salary is greater than $42,000. ...
... • SQL allows a subquery expression to be used in the from clause • Find the average instructors’ salaries of those departments where the average salary is greater than $42,000. ...
One-Copy Serializability with Snapshot Isolation under
... a prototype replicated database to evaluate it experimentally. Database engines such as PostgreSQL and Oracle support SI as it provides attractive performance for an important class of transactional workloads that have certain properties, e.g., dominance of read-only transactions, short updates and ...
... a prototype replicated database to evaluate it experimentally. Database engines such as PostgreSQL and Oracle support SI as it provides attractive performance for an important class of transactional workloads that have certain properties, e.g., dominance of read-only transactions, short updates and ...
PDF
... program is straightforward. Each node produces objects that are passed to its unique consumer. Multiple iterators can be chained in this way and the memory required to evaluate a program remains constant3 . This evaluation model is still valid even if some nodes have multiple consumers, provided tha ...
... program is straightforward. Each node produces objects that are passed to its unique consumer. Multiple iterators can be chained in this way and the memory required to evaluate a program remains constant3 . This evaluation model is still valid even if some nodes have multiple consumers, provided tha ...
Flexible Database Generators
... program is straightforward. Each node produces objects that are passed to its unique consumer. Multiple iterators can be chained in this way and the memory required to evaluate a program remains constant3 . This evaluation model is still valid even if some nodes have multiple consumers, provided tha ...
... program is straightforward. Each node produces objects that are passed to its unique consumer. Multiple iterators can be chained in this way and the memory required to evaluate a program remains constant3 . This evaluation model is still valid even if some nodes have multiple consumers, provided tha ...
Press Release
... Today, Oracle announced the availability of Oracle® TimesTen In-Memory Database 11g and Oracle In-Memory Database Cache 11g, the database caching option for Oracle Database 11g. This latest release features major enhancements including performance and scale-out through the Database Cache Grid; suppo ...
... Today, Oracle announced the availability of Oracle® TimesTen In-Memory Database 11g and Oracle In-Memory Database Cache 11g, the database caching option for Oracle Database 11g. This latest release features major enhancements including performance and scale-out through the Database Cache Grid; suppo ...
Oracle Database as a Service (DBaaS)
... The service shall be allocated a maintenance window between the hours of 23:00 and 06:00 and the window shall be allocated during service initiation. The service shall be Change Managed in accordance with SCC change schedules, change boards will sit weekly and changes shall be carried out during the ...
... The service shall be allocated a maintenance window between the hours of 23:00 and 06:00 and the window shall be allocated during service initiation. The service shall be Change Managed in accordance with SCC change schedules, change boards will sit weekly and changes shall be carried out during the ...
Database Configuration - L-Soft
... inherent to each Oracle installation. It is determined mainly by the block size used by the database but may also be influenced by other factors, like the operating system. For LISTSERV Maestro to be able to create its database table in an optimal manner, it needs to know the maximum key length valu ...
... inherent to each Oracle installation. It is determined mainly by the block size used by the database but may also be influenced by other factors, like the operating system. For LISTSERV Maestro to be able to create its database table in an optimal manner, it needs to know the maximum key length valu ...
Normalization
... Boyce-Codd Normal Form (BCNF) – A relation is in BCNF if every determinant is a candidate key “I swear to construct my tables so that all nonkey columns are dependent on the key, the whole key and nothing but the key, so help me Codd.” Kroenke, Database Processing ...
... Boyce-Codd Normal Form (BCNF) – A relation is in BCNF if every determinant is a candidate key “I swear to construct my tables so that all nonkey columns are dependent on the key, the whole key and nothing but the key, so help me Codd.” Kroenke, Database Processing ...
Temporal Data and The Relational Model
... Recall: A relvar R is in 5NF iff every nontrivial join dependency that is satisfied by R is implied by a candidate key of R. A relvar R is in 6NF iff R satisfies no nontrivial join dependencies at all (in which case R is sometimes said to be irreducible). SSSC and SSSC_SINCE are in 5NF but not 6NF ( ...
... Recall: A relvar R is in 5NF iff every nontrivial join dependency that is satisfied by R is implied by a candidate key of R. A relvar R is in 6NF iff R satisfies no nontrivial join dependencies at all (in which case R is sometimes said to be irreducible). SSSC and SSSC_SINCE are in 5NF but not 6NF ( ...
Stream Processing in Emerging Distributed Applications
... – for $p in distinct(document("bib.xml")//publisher) let $b := document("bib.xml")/book[publisher = $p] where count($b) > 100 order by $p/name return $p Yanlei Diao, University of Massachusetts Amherst ...
... – for $p in distinct(document("bib.xml")//publisher) let $b := document("bib.xml")/book[publisher = $p] where count($b) > 100 order by $p/name return $p Yanlei Diao, University of Massachusetts Amherst ...
Expressive Query Construction through Direct Manipulation of
... Figure 2: The SIEUFERD query interface. To create queries, users start from a simple tabular view of a table in the database and add filters, formulas, and nested relations. The integrated result and query representation is displayed continuously as the user interacts with the data. The particular q ...
... Figure 2: The SIEUFERD query interface. To create queries, users start from a simple tabular view of a table in the database and add filters, formulas, and nested relations. The integrated result and query representation is displayed continuously as the user interacts with the data. The particular q ...
Expressive Query Construction through Direct Manipulation of
... Figure 2: The SIEUFERD query interface. To create queries, users start from a simple tabular view of a table in the database and add filters, formulas, and nested relations. The integrated result and query representation is displayed continuously as the user interacts with the data. The particular q ...
... Figure 2: The SIEUFERD query interface. To create queries, users start from a simple tabular view of a table in the database and add filters, formulas, and nested relations. The integrated result and query representation is displayed continuously as the user interacts with the data. The particular q ...
EGEE NA4 Meeting - Catania, 09
... and if there is any producers that are publishing tuples. If there is one, to send a query with a predicate to obtain the answer tuples. ...
... and if there is any producers that are publishing tuples. If there is one, to send a query with a predicate to obtain the answer tuples. ...
Get Résumé - Oracle consultant / karl dot bergerson at gmail dot com
... Performed analytic functions, performance testing and tuning Produced logical and physical data models for Oracle data warehouse Developed SQL*Loader scripts, Oracle triggers and stored procedures Performed data migration of order entry system on HP/UX via ODBC Acted as enterprise application integr ...
... Performed analytic functions, performance testing and tuning Produced logical and physical data models for Oracle data warehouse Developed SQL*Loader scripts, Oracle triggers and stored procedures Performed data migration of order entry system on HP/UX via ODBC Acted as enterprise application integr ...
Database Systems: Design, Implementation, and Management
... An Example Of A Page-Level Lock •T1 and T2 cannot access the same page concurrently, even if they use different rows. • the most frequently used multiuser DBMS locking methods. ...
... An Example Of A Page-Level Lock •T1 and T2 cannot access the same page concurrently, even if they use different rows. • the most frequently used multiuser DBMS locking methods. ...
DataFeed Loader User Guide V2.5.4.0
... Addition of --test command to perform series of tests Modified proxy support to retrieve information contained in Internet Explorer ...
... Addition of --test command to perform series of tests Modified proxy support to retrieve information contained in Internet Explorer ...
RMAN Database Cloning Process
... 11. Copy and paste the duplicate command from the text editor into the RMAN session. If there are too many lines (datafiles), you can create a Unix shell script with the following format: #!/bin/ksh #rman_archivelog_backup.ksh . $HOME/.profile rman <
... 11. Copy and paste the duplicate command from the text editor into the RMAN session. If there are too many lines (datafiles), you can create a Unix shell script with the following format: #!/bin/ksh #rman_archivelog_backup.ksh . $HOME/.profile rman <
Dimension Build - dbmanagement.info
... 6. For the ProductTypeCode attribute, select the Id check box. 7. For the ProductType attribute, select the Caption check box. 8. For the ProductLineCode attribute, select the Parent check box. When you execute a build, DecisionStream creates links between a level and its parent by matching the Pare ...
... 6. For the ProductTypeCode attribute, select the Id check box. 7. For the ProductType attribute, select the Caption check box. 8. For the ProductLineCode attribute, select the Parent check box. When you execute a build, DecisionStream creates links between a level and its parent by matching the Pare ...