Table - Wiley
... A field in a table that uniquely identifies a record in that same table In a table containing customers, the Social Security Number field could be the primary key No two individuals have the same Social Security Number A field in a table that uniquely identifies a record in another table In a table ...
... A field in a table that uniquely identifies a record in that same table In a table containing customers, the Social Security Number field could be the primary key No two individuals have the same Social Security Number A field in a table that uniquely identifies a record in another table In a table ...
PowerOLAP Whitepaper PDF
... data—a key feature which, as we shall see, PowerOLAP incorporates—should not be overlooked: it empowers end-users to individualize (within the parameters of what is functionally possible) and to schedule their own querying and reporting, without the need to re-stage data, and without anyone else’s h ...
... data—a key feature which, as we shall see, PowerOLAP incorporates—should not be overlooked: it empowers end-users to individualize (within the parameters of what is functionally possible) and to schedule their own querying and reporting, without the need to re-stage data, and without anyone else’s h ...
pptx - Duke Computer Science
... STORM 4. Data serving systems: Systems like BigTable/HBase, Dynamo/Cassandra, CouchDB, MongoDB, Riak, VoltDB ...
... STORM 4. Data serving systems: Systems like BigTable/HBase, Dynamo/Cassandra, CouchDB, MongoDB, Riak, VoltDB ...
Java Annotations - AMIS Oracle and Java Blog
... Declaratively design master/detail UI data model, including only data needed by client for optimum performance Declaratively enforce required fields, primary key uniqueness, data precision/scale, and foreign key references Simplify multi-step web-based business transactions with automatic web- ...
... Declaratively design master/detail UI data model, including only data needed by client for optimum performance Declaratively enforce required fields, primary key uniqueness, data precision/scale, and foreign key references Simplify multi-step web-based business transactions with automatic web- ...
Data warehouse
... physically arranged, stored, and accessed on some type of storage device • Logical view – how you as a knowledge worker need to arrange and access information • With a database, you only concern yourself with your logical view ...
... physically arranged, stored, and accessed on some type of storage device • Logical view – how you as a knowledge worker need to arrange and access information • With a database, you only concern yourself with your logical view ...
ASP Beginning
... – Can set up as part of GridView (like ObjectDataSource) – Can load separately from Data toolbox to create connection without specific visual tool ...
... – Can set up as part of GridView (like ObjectDataSource) – Can load separately from Data toolbox to create connection without specific visual tool ...
slides
... Broad class of database management systems that differ from the classic model of the relational database management system (RDBMS) in some significant ways, most important being they do not use SQL as their primary query language – Do not have fixed schema – Do not use join operations – May not have ...
... Broad class of database management systems that differ from the classic model of the relational database management system (RDBMS) in some significant ways, most important being they do not use SQL as their primary query language – Do not have fixed schema – Do not use join operations – May not have ...
CSCI 3140 Module 3 – Logical Database
... – Backup is the process of periodically taking a copy of the database and log file on to offline storage media – Journaling is the process of keeping and maintaining a log file or journal of all changes made to the database to enable recovery in the event of ...
... – Backup is the process of periodically taking a copy of the database and log file on to offline storage media – Journaling is the process of keeping and maintaining a log file or journal of all changes made to the database to enable recovery in the event of ...
referential integrity
... if it doesn't exist in the primary key of the related table – For example, you can't assign an order to a customer who is not in the Customer table • You can't delete a record from a table if matching records exist in a related table – For example, you can't delete an employee if there are orders as ...
... if it doesn't exist in the primary key of the related table – For example, you can't assign an order to a customer who is not in the Customer table • You can't delete a record from a table if matching records exist in a related table – For example, you can't delete an employee if there are orders as ...
Parallel Database Systems The Future of High Performance
... disks using a hashing function applied to select fields of the tuple. • Range partitioning – Clusters tuples with similar attribute values on the same disk. ...
... disks using a hashing function applied to select fields of the tuple. • Range partitioning – Clusters tuples with similar attribute values on the same disk. ...
Access
... Easy to enter data into tables Built in lookups Enter all Employees in one form Enter hours in another form with a lookup on Employee ID ...
... Easy to enter data into tables Built in lookups Enter all Employees in one form Enter hours in another form with a lookup on Employee ID ...
Access1
... Easy to enter data into tables Built in lookups Enter all Employees in one form Enter hours in another form with a lookup on Employee ID ...
... Easy to enter data into tables Built in lookups Enter all Employees in one form Enter hours in another form with a lookup on Employee ID ...
GrAduAte CertiFiCAte in Business intelliGenCe/AnAlytiCs
... focus is on the application of management science and artificial intelligence techniques for prescriptive and predictive analytics. Case studies of existing systems are used to reinforce concepts discussed in class. A major component of the course is a project entailing the design, implementation, a ...
... focus is on the application of management science and artificial intelligence techniques for prescriptive and predictive analytics. Case studies of existing systems are used to reinforce concepts discussed in class. A major component of the course is a project entailing the design, implementation, a ...
Total Archival Awareness: the University of Illinois Archives
... -’s: encoding overhead, difficult display mechanism, no easy way to preserve relationships, no searching ...
... -’s: encoding overhead, difficult display mechanism, no easy way to preserve relationships, no searching ...
MIS 301- Database
... Local site can operate with its database when network connections fail Each site controls its own data, security, logging, recovery ...
... Local site can operate with its database when network connections fail Each site controls its own data, security, logging, recovery ...
Verifying Control Manager (TMCM) connection to the SQL server
... 5. Specify the login details to the SQL server. Make sure that SQL Server Authentication is used. TMCM does not support Windows Authentication. The SQL account must have the following minimum privileges: ...
... 5. Specify the login details to the SQL server. Make sure that SQL Server Authentication is used. TMCM does not support Windows Authentication. The SQL account must have the following minimum privileges: ...
Relational Semantic Hiding Databases (RSHDB)
... Business purchases IT services from Clouds Cost saving Unlimited computing power Charged by usage More secure? ...
... Business purchases IT services from Clouds Cost saving Unlimited computing power Charged by usage More secure? ...
GoFforRelDB - Computer Science Home
... Define a one-to-many dependency between objects so that when one object changes state, all its dependents are notified and updated automatically Database views (to filter appropriate, up-to-date entries and fields from the base tables) Databases as observer of data warehouses or data marts ...
... Define a one-to-many dependency between objects so that when one object changes state, all its dependents are notified and updated automatically Database views (to filter appropriate, up-to-date entries and fields from the base tables) Databases as observer of data warehouses or data marts ...
Database model
A database model is a type of data model that determines the logical structure of a database and fundamentally determines in which manner data can be stored, organized, and manipulated. The most popular example of a database model is the relational model, which uses a table-based format.