create type - Berkeley Database Group
... ADTs w/inheritance and multi-language support Row types, integrated with all of SQL (OO views, authorization, triggers, constraints, etc.) High-function, OO, caching front-ends Support for desktop and middle-tier (web!) applications OR object model at all levels, for queries and navigation ...
... ADTs w/inheritance and multi-language support Row types, integrated with all of SQL (OO views, authorization, triggers, constraints, etc.) High-function, OO, caching front-ends Support for desktop and middle-tier (web!) applications OR object model at all levels, for queries and navigation ...
ALGRES: An Extended Relational Database - CEUR
... A new trend in current database technology is to facilitate complex non standard application development and to provide reasoning capabilities on data stored in the database. New types of applications such as CAD/CAM, CASE, CIM, office automation systems, cartography, robot planning, call for new ki ...
... A new trend in current database technology is to facilitate complex non standard application development and to provide reasoning capabilities on data stored in the database. New types of applications such as CAD/CAM, CASE, CIM, office automation systems, cartography, robot planning, call for new ki ...
Chapter 10
... Concepts that Affect Transaction Recovery • Write-ahead-log protocol: ensures transaction logs are written before data is updated • Redundant transaction logs: ensure physical disk failure will not impair ability to recover • Buffers: temporary storage areas in primary memory • Checkpoints: operati ...
... Concepts that Affect Transaction Recovery • Write-ahead-log protocol: ensures transaction logs are written before data is updated • Redundant transaction logs: ensure physical disk failure will not impair ability to recover • Buffers: temporary storage areas in primary memory • Checkpoints: operati ...
PDF 2:1
... operations for both searching and scanning. Listing 7.21 Adding a B+ tree index to our database. 1: CREATE INDEX movieyear ON movies USING BTREE (year); Definition 7.22 (B+ Tree). A B+ Tree of order b is a rooted search tree mapping keys to rows. In a B+ Tree, every non-leaf node has between ⌊b/2⌋ a ...
... operations for both searching and scanning. Listing 7.21 Adding a B+ tree index to our database. 1: CREATE INDEX movieyear ON movies USING BTREE (year); Definition 7.22 (B+ Tree). A B+ Tree of order b is a rooted search tree mapping keys to rows. In a B+ Tree, every non-leaf node has between ⌊b/2⌋ a ...
An overview of Data Warehousing and OLAP Technology
... – Retail (for inventory management) – Financial Services (claims and risk analysis) ...
... – Retail (for inventory management) – Financial Services (claims and risk analysis) ...
Database Programming with PL/SQL – Course
... Students who wish to learn the techniques and tools to automate database application tasks ...
... Students who wish to learn the techniques and tools to automate database application tasks ...
Advanced Data Engineering What is Data Engineering? Databases
... – ACM SIGMOD Japan Chapter (1994‐) – DBSJ: The Database Society of Japan (2002‐) ...
... – ACM SIGMOD Japan Chapter (1994‐) – DBSJ: The Database Society of Japan (2002‐) ...
Open Source Database Systmes
... – Web Server receives request for .php script and passes it for processing – PHP engine begins parsing the script. The script includes a command to connect to the database and execute a query. PHP opens a connection to the MySQL server – MySQL server receives the database query, processes it and sen ...
... – Web Server receives request for .php script and passes it for processing – PHP engine begins parsing the script. The script includes a command to connect to the database and execute a query. PHP opens a connection to the MySQL server – MySQL server receives the database query, processes it and sen ...
Slide 1
... Review of existing Oracle topology and architecture, including deployment growth and capacity analysis Review of existing Oracle licenses ownership and license surplus/exposure ...
... Review of existing Oracle topology and architecture, including deployment growth and capacity analysis Review of existing Oracle licenses ownership and license surplus/exposure ...
Open Source Database Systmes
... – Web Server receives request for .php script and passes it for processing – PHP engine begins parsing the script. The script includes a command to connect to the database and execute a query. PHP opens a connection to the MySQL server – MySQL server receives the database query, processes it and sen ...
... – Web Server receives request for .php script and passes it for processing – PHP engine begins parsing the script. The script includes a command to connect to the database and execute a query. PHP opens a connection to the MySQL server – MySQL server receives the database query, processes it and sen ...
Embedding Computation into Disk Drives
... across a disk or disk surface 2. System Parallelism: Searching is off-loaded to search engines and main processor can perform other tasks 3. Reduced data movement overhead: Disk data moves principally to search engine, not successively over system bus, memory bus, to cache, etc. 4. Hardware logic fo ...
... across a disk or disk surface 2. System Parallelism: Searching is off-loaded to search engines and main processor can perform other tasks 3. Reduced data movement overhead: Disk data moves principally to search engine, not successively over system bus, memory bus, to cache, etc. 4. Hardware logic fo ...
Visual Basic Database Access
... • Connection Object: Represent a connection to the database. • Command Object: The command object allows us to execute a SQL statement or a stored procedure. • DataReader: It is a read-only and forward-only pointer into a table to retrieve records. • DataSet Object: A DataSet object can hold several ...
... • Connection Object: Represent a connection to the database. • Command Object: The command object allows us to execute a SQL statement or a stored procedure. • DataReader: It is a read-only and forward-only pointer into a table to retrieve records. • DataSet Object: A DataSet object can hold several ...
BCS HIGHER EDUCATION QUALIFICATIONS Level 4 Certificate in IT March 2015 EXAMINERS’ REPORT
... The sections on CASE and JRP were reasonably well answered. The PERT Chart section in places became a note dump on any project management style. Where a GANNT chart was the only reference, low marks were awarded. ...
... The sections on CASE and JRP were reasonably well answered. The PERT Chart section in places became a note dump on any project management style. Where a GANNT chart was the only reference, low marks were awarded. ...
Relational Database Industry and Technology Trends
... • MySQL users are completely satisfied by the free offering • Many OSS companies are disturbingly reminiscent of Y2000 Dot.coms (millions of non-paying customers; VC funded; ...
... • MySQL users are completely satisfied by the free offering • Many OSS companies are disturbingly reminiscent of Y2000 Dot.coms (millions of non-paying customers; VC funded; ...
Indexing Temporal Data with Virtual Structure
... The TD-tree is a unique access method as it uses tree structure and at the same time has some characteristics of hashing because it only stores data in leaf nodes. As a wide range of query types of interest can be reduced to rectangular region, it is possible to answer such queries using a single al ...
... The TD-tree is a unique access method as it uses tree structure and at the same time has some characteristics of hashing because it only stores data in leaf nodes. As a wide range of query types of interest can be reduced to rectangular region, it is possible to answer such queries using a single al ...
Slide 2
... Files are stored on file systems, which every computer has. Because of that, every computer has the ability to create, use and store files. Files can be easily shared; email and shared drives are some options for sharing. They're also used by many applications; for example, a PowerPoint presentation ...
... Files are stored on file systems, which every computer has. Because of that, every computer has the ability to create, use and store files. Files can be easily shared; email and shared drives are some options for sharing. They're also used by many applications; for example, a PowerPoint presentation ...
Indexing Temporal Data with Virtual Structure
... The TD-tree is a unique access method as it uses tree structure and at the same time has some characteristics of hashing because it only stores data in leaf nodes. As a wide range of query types of interest can be reduced to rectangular region, it is possible to answer such queries using a single al ...
... The TD-tree is a unique access method as it uses tree structure and at the same time has some characteristics of hashing because it only stores data in leaf nodes. As a wide range of query types of interest can be reduced to rectangular region, it is possible to answer such queries using a single al ...
Database Systems: Design, Implementation, and Management
... Database Systems: Design, Implementation, and ...
... Database Systems: Design, Implementation, and ...
CAPE NOTES Unit 2 Module 1 database management
... programs and the data. When changes are made to the data representation, the metadata maintained by the DBMS is changed but the DBMS continues to provide data to application programs in the previously used way. The DBMS handles the task of transformation of data wherever necessary. This independence ...
... programs and the data. When changes are made to the data representation, the metadata maintained by the DBMS is changed but the DBMS continues to provide data to application programs in the previously used way. The DBMS handles the task of transformation of data wherever necessary. This independence ...
Article (Published version)
... then can it be copied to the public database and public web servers. This process is crucial to maintaining the consistency of the database through editorial control by the NC-IUBMB. The building of such a robust database and tools environment automates database updating as much as possible. It also ...
... then can it be copied to the public database and public web servers. This process is crucial to maintaining the consistency of the database through editorial control by the NC-IUBMB. The building of such a robust database and tools environment automates database updating as much as possible. It also ...
Information System for an On-Line Electronics Shop
... access to parts of the database. For each member, the following additional information is required: login name, password and shopping card. (b) Shopping card is a multi-valued attribute of the entity type Member. This attribute consists of item ordered and order date. (c) There are different types o ...
... access to parts of the database. For each member, the following additional information is required: login name, password and shopping card. (b) Shopping card is a multi-valued attribute of the entity type Member. This attribute consists of item ordered and order date. (c) There are different types o ...
Amazon’s Dynamo - Northwestern University
... • Symmetry – No special roles, all features in all nodes • Decentralization – No Master node(s) • Highly Available – Focus on end user experience • SPEED – A system can only be as fast as the lowest ...
... • Symmetry – No special roles, all features in all nodes • Decentralization – No Master node(s) • Highly Available – Focus on end user experience • SPEED – A system can only be as fast as the lowest ...