ppt format
... – ISA relationships: choose either to • Represent the super class entity, then represent each subclass with the primary key of the super class and its own attribute set. This is very similar to the way weak entities are treated. • Or, map the subclasses to separate relations and ignore the whole sup ...
... – ISA relationships: choose either to • Represent the super class entity, then represent each subclass with the primary key of the super class and its own attribute set. This is very similar to the way weak entities are treated. • Or, map the subclasses to separate relations and ignore the whole sup ...
Entity-Relationship - Faculty Personal Web Page
... Deliverables and Outcome ● Primary deliverable is the entity-relationship diagram ● There may be as many as 4 E-R diagrams produced and analyzed during conceptual data modeling – Covers just data needed in the project’s application – E-R diagram for system being replaced – An E-R diagram for the wh ...
... Deliverables and Outcome ● Primary deliverable is the entity-relationship diagram ● There may be as many as 4 E-R diagrams produced and analyzed during conceptual data modeling – Covers just data needed in the project’s application – E-R diagram for system being replaced – An E-R diagram for the wh ...
Database systems database: a structured collection of data
... • database: a structured collection of data • provides an abstract view of data – separated from how it’s stored in a file system – analogous to how file systems abstract from physical devices ...
... • database: a structured collection of data • provides an abstract view of data – separated from how it’s stored in a file system – analogous to how file systems abstract from physical devices ...
Business Intelligence Features in SharePoint 2010
... Microsoft Office Excel 2007 Web Services Access ...
... Microsoft Office Excel 2007 Web Services Access ...
Ranko Mosic Email: Phone: 408-757
... Innovative and experienced Big Data Architect with deep knowledge of Big Data technologies and how they can be best implemented to create new business products or help with various data management tasks. I am an expert in Big Data technologies ( machine learning; Hadoop/Spark, Impala, Kafka; Google ...
... Innovative and experienced Big Data Architect with deep knowledge of Big Data technologies and how they can be best implemented to create new business products or help with various data management tasks. I am an expert in Big Data technologies ( machine learning; Hadoop/Spark, Impala, Kafka; Google ...
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... If a statement failure occurs, the Oracle software or operating system returns an error code or message. A statement failure usually requires no action or recovery steps; Oracle automatically corrects for statement failure by rolling back the effects (if any) of the statement and returning control ...
... If a statement failure occurs, the Oracle software or operating system returns an error code or message. A statement failure usually requires no action or recovery steps; Oracle automatically corrects for statement failure by rolling back the effects (if any) of the statement and returning control ...
Mobile Databases: A Report on Open Issues and - LPD
... Disconnected work is an important issue for supporting mobility. Disconnected work can be achieved by replicating data on the mobile device before disconnection and by merging divergent data when connection is again available. This can occur with a single user and several devices. In this case, all ...
... Disconnected work is an important issue for supporting mobility. Disconnected work can be achieved by replicating data on the mobile device before disconnection and by merging divergent data when connection is again available. This can occur with a single user and several devices. In this case, all ...
Transactional Updates to Enterprise GIS data sets
... Updates are provided to Countywide GIS for posting to Enterprise GIS Manual posting imposes time constraint Automated method is instant ...
... Updates are provided to Countywide GIS for posting to Enterprise GIS Manual posting imposes time constraint Automated method is instant ...
db2 - Binus Repository
... Table Space Management • MANAGED BY AUTOMATIC STORAGE – Intended as a “single point of storage management” for table spaces – Create a database and associate a set of storage paths with it – No explicit container definitions are provided – Containers automatically created across the storage paths – ...
... Table Space Management • MANAGED BY AUTOMATIC STORAGE – Intended as a “single point of storage management” for table spaces – Create a database and associate a set of storage paths with it – No explicit container definitions are provided – Containers automatically created across the storage paths – ...
On Line Analytic Processing (OLAP)
... two or more distinct answer-tables, SQL bundles them (unfortunately) into a single table, using nulls. We also note that OLAP products often display query results not as SQL tables but as cross tabulations of SQL tables. The cross tabulation of a SQL table is a multi-dimensional table indexed by the ...
... two or more distinct answer-tables, SQL bundles them (unfortunately) into a single table, using nulls. We also note that OLAP products often display query results not as SQL tables but as cross tabulations of SQL tables. The cross tabulation of a SQL table is a multi-dimensional table indexed by the ...
What is NoSQL?
... ● Used in over 1500 companies with large, active data sets ● Largest cluster has 300 TB of data on over 400 machines ● Replication across multiple data centers allows failed nodes to be replaced with no downtime ● Every node is identical, allowing no single point of failure ● Users can choose betwee ...
... ● Used in over 1500 companies with large, active data sets ● Largest cluster has 300 TB of data on over 400 machines ● Replication across multiple data centers allows failed nodes to be replaced with no downtime ● Every node is identical, allowing no single point of failure ● Users can choose betwee ...
mIS 120 STUDY GUIDE FOR EXAM 2
... To define the connection to a database To manage the flow of data between a client program and a database To convert data to the format required by an application To define a SQL operation to be performed ...
... To define the connection to a database To manage the flow of data between a client program and a database To convert data to the format required by an application To define a SQL operation to be performed ...
SQL201 - Australian SQL Server User Group
... Introduction of new Database Application Components (DAC) Application of Policy Based Administration to DACs Intellisense integration with Visual Studio Ability to version, deploy and reverse engineer a DAC ...
... Introduction of new Database Application Components (DAC) Application of Policy Based Administration to DACs Intellisense integration with Visual Studio Ability to version, deploy and reverse engineer a DAC ...
Building Multi Tenant Applications in Java v1.0
... Some of the security best practices for applications Encrypt all communication between the browser and server via SSL. Strong password policy enforcement using configurable password policy. Passwords are stored after one way encryption in the database. It is impossible to know user passwords ...
... Some of the security best practices for applications Encrypt all communication between the browser and server via SSL. Strong password policy enforcement using configurable password policy. Passwords are stored after one way encryption in the database. It is impossible to know user passwords ...
Database Management System
... Before a change is made to the database, the corresponding log entry is forced to a safe location. (WAL protocol; OS support for this is often inadequate.) After a crash, the effects of partially executed transactions are undone using the log. (Thanks to WAL, if log entry wasn’t saved before the cra ...
... Before a change is made to the database, the corresponding log entry is forced to a safe location. (WAL protocol; OS support for this is often inadequate.) After a crash, the effects of partially executed transactions are undone using the log. (Thanks to WAL, if log entry wasn’t saved before the cra ...
SQL Coding Best Practices – Focus on Performance
... conversion/casting/formatting the column field. Instead store the value to be compared in a local variable after converting into required data type or compatible format. And also make sure the underlying column remains in the same data type as per the table definition. By doing this, SQL query will ...
... conversion/casting/formatting the column field. Instead store the value to be compared in a local variable after converting into required data type or compatible format. And also make sure the underlying column remains in the same data type as per the table definition. By doing this, SQL query will ...
Introduction to Database Systems
... Before a change is made to the database, the corresponding log entry is forced to a safe location. (WAL protocol; OS support for this is often inadequate.) After a crash, the effects of partially executed transactions are undone using the log. (Thanks to WAL, if log entry wasn’t saved before the cra ...
... Before a change is made to the database, the corresponding log entry is forced to a safe location. (WAL protocol; OS support for this is often inadequate.) After a crash, the effects of partially executed transactions are undone using the log. (Thanks to WAL, if log entry wasn’t saved before the cra ...
Android Application Development Lecture 13
... and writes directly from the database files on disk. 3. Zero-configuration: Does not need to be "installed". There is no "setup" procedure. There is no server process that needs to be started, stopped, or configured. No need for an administrator to create a new database instance or assign access per ...
... and writes directly from the database files on disk. 3. Zero-configuration: Does not need to be "installed". There is no "setup" procedure. There is no server process that needs to be started, stopped, or configured. No need for an administrator to create a new database instance or assign access per ...
Lab 4 Tutorial PPT
... Make sure that you click the SAVE icon before exiting your database, because that is where the DataSet uploads it’s changes to the Database. Until then, none of your changes are permanent! ...
... Make sure that you click the SAVE icon before exiting your database, because that is where the DataSet uploads it’s changes to the Database. Until then, none of your changes are permanent! ...
Sample pages 2 PDF
... Many database applications deal with transaction processing, therefore we need to look at what a transaction is. Basically a transaction is one or more operations that make up a single task. Operations fall into one of four categories; Create, Read, Update or Delete (so called CRUDing). As an exampl ...
... Many database applications deal with transaction processing, therefore we need to look at what a transaction is. Basically a transaction is one or more operations that make up a single task. Operations fall into one of four categories; Create, Read, Update or Delete (so called CRUDing). As an exampl ...