Lec9Handout
... Databases Model some Aspects of Reality Relational Database groups data using Common Attributes found in data set – The resulting "clumps" of organized data are much easier for people to understand – The grouping uses the relational model ...
... Databases Model some Aspects of Reality Relational Database groups data using Common Attributes found in data set – The resulting "clumps" of organized data are much easier for people to understand – The grouping uses the relational model ...
Slide 1
... a separate table and connecting them with a one-to-many relationship. Second Normal Form (2NF) eliminates functional dependencies on a partial key by putting the fields in a separate table from those that are dependent on the whole key. Third Normal Form (3NF) eliminates functional dependencies on n ...
... a separate table and connecting them with a one-to-many relationship. Second Normal Form (2NF) eliminates functional dependencies on a partial key by putting the fields in a separate table from those that are dependent on the whole key. Third Normal Form (3NF) eliminates functional dependencies on n ...
Fujitsu White Paper Picture
... These are the very strengths that set BS2000 database systems and the openUTM transaction processing platform apart. To fit the increasing requirements from customers the BS2000 database systems and openUTM are enhanced continuously. 4.1 Overview Database systems or DBMS (Database Management Systems ...
... These are the very strengths that set BS2000 database systems and the openUTM transaction processing platform apart. To fit the increasing requirements from customers the BS2000 database systems and openUTM are enhanced continuously. 4.1 Overview Database systems or DBMS (Database Management Systems ...
Data Models
... The object data model was developed in the eighties in order to overcome some limitations of the relational model. It extends the paradigm of object-oriented programming to databases. In object databases, each entity of the real world is represented by an object. In contrast, a real world object is ...
... The object data model was developed in the eighties in order to overcome some limitations of the relational model. It extends the paradigm of object-oriented programming to databases. In object databases, each entity of the real world is represented by an object. In contrast, a real world object is ...
Parallel SECONDO: A Practical System for Large
... Roads, and save them into the relation Nodes. 5) Split the roads to edges, while each edge is a piece of road without being cut off by the other edges. In order to indicate one-way roads, each edge is stored as a sline object which uses a boolean value to indicate its direction. For a road with two ...
... Roads, and save them into the relation Nodes. 5) Split the roads to edges, while each edge is a piece of road without being cut off by the other edges. In order to indicate one-way roads, each edge is stored as a sline object which uses a boolean value to indicate its direction. For a road with two ...
About AutoLookup queries that automatically fill in data (MDB)
... The join (join: An association between a field in one table or query and a field of the same data type in another table or query. Joins tell the program how data is related. Records that don't match may be included or excluded, depending on the type of join.) field on the "one" side of the relations ...
... The join (join: An association between a field in one table or query and a field of the same data type in another table or query. Joins tell the program how data is related. Records that don't match may be included or excluded, depending on the type of join.) field on the "one" side of the relations ...
11. Building Information Systems
... Hierarchical DBMS • Organizes data in a tree-like structure • Supports one-to-many parent-child relationships • Prevalent in large legacy systems ...
... Hierarchical DBMS • Organizes data in a tree-like structure • Supports one-to-many parent-child relationships • Prevalent in large legacy systems ...
9780538478298_PPT_ch05
... – Allow different databases to work together as a unified database system ...
... – Allow different databases to work together as a unified database system ...
tia5e_ch11_ppt
... • Normalization of data (recording data once) reduces data redundancy • Foreign key: The primary key of one table included in another to establish relationships with that other table ...
... • Normalization of data (recording data once) reduces data redundancy • Foreign key: The primary key of one table included in another to establish relationships with that other table ...
Client/Server and Middleware
... Software which allows an application to interoperate with other software No need for programmer/user to understand internal processing Accomplished via Application Program Interface (API) The “glue” that holds client/server applications together Chapter 9 ...
... Software which allows an application to interoperate with other software No need for programmer/user to understand internal processing Accomplished via Application Program Interface (API) The “glue” that holds client/server applications together Chapter 9 ...
dad-it407-11-L13
... • A stored procedure is a specialized program that is stored in the relational database management system instead of in an external code library. • It may access and/or modify data in one or more tables, but it is not physically associated with a table, or any other object. • A stored procedure must ...
... • A stored procedure is a specialized program that is stored in the relational database management system instead of in an external code library. • It may access and/or modify data in one or more tables, but it is not physically associated with a table, or any other object. • A stored procedure must ...
Designing Performance-Optimized JDBC Applications
... result set for a single call to a database metadata method. These particular elements of the SQL language are performance expensive. Applications should cache information from database metadata methods. For example, call getTypeInfo once in the application and cache the elements of the result set th ...
... result set for a single call to a database metadata method. These particular elements of the SQL language are performance expensive. Applications should cache information from database metadata methods. For example, call getTypeInfo once in the application and cache the elements of the result set th ...
Distributed Database
... • Machine i receives all ith partitions from all machines and sort that partition • The entire R is now sorted • Skewed data is an issue • Apply sampling phase first • Ranges can be of different width ...
... • Machine i receives all ith partitions from all machines and sort that partition • The entire R is now sorted • Skewed data is an issue • Apply sampling phase first • Ranges can be of different width ...
DataGuard_for_RAC_migrations_v2 - Indico
... Install new system Configure it as a standby database with Oracle Data Guard Perform switchover Redirect all users to the new system ...
... Install new system Configure it as a standby database with Oracle Data Guard Perform switchover Redirect all users to the new system ...
Transactions, Views, Indexes
... the queries. Problem: Indexes are not independent – the choice of one may affect ...
... the queries. Problem: Indexes are not independent – the choice of one may affect ...
International practical scientific conference on informational
... unprofitable at use as doubtfully, that the own language will be so better already existing, that it was meaningful to study and to use standard on the given firm. Besides the problem of “delay” of development, obviously, is in this case increased. Thirdly, at IAS development the modular principle o ...
... unprofitable at use as doubtfully, that the own language will be so better already existing, that it was meaningful to study and to use standard on the given firm. Besides the problem of “delay” of development, obviously, is in this case increased. Thirdly, at IAS development the modular principle o ...
Database Applications
... JDBC/ODBC Note: architecture generally transparent to app. What mechanisms exist to retrieve/modify data? ...
... JDBC/ODBC Note: architecture generally transparent to app. What mechanisms exist to retrieve/modify data? ...
Slides week 7 - Information Management and Systems
... A network computing system is a multi-tiered solution in which the presentation and presentation logic layers are implemented in client-side Web browsers using content downloaded from a Web server. The presentation logic layer then connects to the application logic layer that runs on the applicati ...
... A network computing system is a multi-tiered solution in which the presentation and presentation logic layers are implemented in client-side Web browsers using content downloaded from a Web server. The presentation logic layer then connects to the application logic layer that runs on the applicati ...
CUSTOMER_CODE SMUDE DIVISION_CODE SMUDE
... and can be modeled using any structural data model. Modeling the semantic content is more difficult. Characteristics of Images Image documents are represented as unstructured data, actually by a bit or pixel (picture element) string. As opposed to text documents, they do not have a standard 'vocabul ...
... and can be modeled using any structural data model. Modeling the semantic content is more difficult. Characteristics of Images Image documents are represented as unstructured data, actually by a bit or pixel (picture element) string. As opposed to text documents, they do not have a standard 'vocabul ...
Oracle Experience Resume - Oracle Training in Chennai
... systems, is responsible for the secured generation, transmission, storage & retrieval of electronic trade documents & reports. It also provides an automated workflow management solution for the large volumes of trades being executed by the bank globally on a daily basis. Messaging is used extensivel ...
... systems, is responsible for the secured generation, transmission, storage & retrieval of electronic trade documents & reports. It also provides an automated workflow management solution for the large volumes of trades being executed by the bank globally on a daily basis. Messaging is used extensivel ...
Best Implementation Practices for Discoverer
... Business Areas can be exported and imported between databases and/or EUL’s. Can be deployed using a centralized model with control of the administrator application strictly in the IT department vs the decentralized model where certain departmental designees are given access to the administrator appl ...
... Business Areas can be exported and imported between databases and/or EUL’s. Can be deployed using a centralized model with control of the administrator application strictly in the IT department vs the decentralized model where certain departmental designees are given access to the administrator appl ...
ppt - Institute of Physics
... – a few from a web-GUI (define project etc.) – some (more later) will be available in V1.0 from within your d0reco or other d0 framework ...
... – a few from a web-GUI (define project etc.) – some (more later) will be available in V1.0 from within your d0reco or other d0 framework ...