2514 - Custom-written v Off-the
... The company intends to use the Internet to sell its products A decision has to be made between using of-the-shelf software or custom-written software developed by a software house for this task. (a) ...
... The company intends to use the Internet to sell its products A decision has to be made between using of-the-shelf software or custom-written software developed by a software house for this task. (a) ...
Chapter 8 - Databases
... Our for loop finds two rows, and each row is a Python tuple with the first value as the title and the second value as the number of plays . Do not be concerned that the title strings are shown starting with u' . This is an indication that the strings are Unicode strings that are capable of storing n ...
... Our for loop finds two rows, and each row is a Python tuple with the first value as the title and the second value as the number of plays . Do not be concerned that the title strings are shown starting with u' . This is an indication that the strings are Unicode strings that are capable of storing n ...
Decision support, OLAP
... size estimation is difficult. • Two interesting cases: – If the join with some dimension table results in much fewer tuples than in the fact table, we may perform this join first using an index (if available). – Otherwise we may use the pipelined join that scans the whole fact table. ...
... size estimation is difficult. • Two interesting cases: – If the join with some dimension table results in much fewer tuples than in the fact table, we may perform this join first using an index (if available). – Otherwise we may use the pipelined join that scans the whole fact table. ...
parallel
... Good for equijoins, Good for equijoins Good to spread load range queries group-by Shared disk and memory less sensitive to partitioning, Shared nothing benefits from "good" partitioning Implementation of Database Systems, Jarek Gryz ...
... Good for equijoins, Good for equijoins Good to spread load range queries group-by Shared disk and memory less sensitive to partitioning, Shared nothing benefits from "good" partitioning Implementation of Database Systems, Jarek Gryz ...
DAT312 - Managing and Deploying Your SQL Server Schemas with
... © 2006 Microsoft Corporation. All rights reserved. Microsoft, Windows, Windows Vista and other product names are or may be registered trademarks and/or trademarks in the U.S. and/or other countries. The information herein is for informational purposes only and represents the current view of Microso ...
... © 2006 Microsoft Corporation. All rights reserved. Microsoft, Windows, Windows Vista and other product names are or may be registered trademarks and/or trademarks in the U.S. and/or other countries. The information herein is for informational purposes only and represents the current view of Microso ...
VMware vFabric Data Director
... • Realize millions of dollars in cost savings See Whitepaper “EMC IT’s Virtual Oracle Deployment Framework”, November 2011 ...
... • Realize millions of dollars in cost savings See Whitepaper “EMC IT’s Virtual Oracle Deployment Framework”, November 2011 ...
DB2_Ch07
... automatically creates unique index • Often need additional indexes • Using CREATE INDEX command, SQL indexes can be created on basis of any selected attribute • Composite index – Index based on two or more attributes – Often used to prevent data duplication ...
... automatically creates unique index • Often need additional indexes • Using CREATE INDEX command, SQL indexes can be created on basis of any selected attribute • Composite index – Index based on two or more attributes – Often used to prevent data duplication ...
DB2_Ch11
... you submit to the server. There are many user processes—at least one per each logged-in client. ...
... you submit to the server. There are many user processes—at least one per each logged-in client. ...
Chapter 1
... is used in the case that runs throughout the text Concepts of Database Management, 4th Edition, Pratt & Adamski ...
... is used in the case that runs throughout the text Concepts of Database Management, 4th Edition, Pratt & Adamski ...
Slide 1
... Departmental: Referenced by hundreds of users over a shared system or network Enterprise: Extensions of departmental applications involving thousands of users Internet: Largest form of information sharing wherein billions of users are involved ...
... Departmental: Referenced by hundreds of users over a shared system or network Enterprise: Extensions of departmental applications involving thousands of users Internet: Largest form of information sharing wherein billions of users are involved ...
DBMS Functions
... • DBA can use authorization rules to specify which users have what type of access to which data • Permissions: specify what kind of access the user has to objects in the database • Workgroups: groups of users ...
... • DBA can use authorization rules to specify which users have what type of access to which data • Permissions: specify what kind of access the user has to objects in the database • Workgroups: groups of users ...
slides - UCLA Computer Science
... SQL permits the user to specify where they should occur by using nulls first or nulls last, for instance select student-id, rank ( ) over (order by marks desc nulls last) as s-rank from student-marks ...
... SQL permits the user to specify where they should occur by using nulls first or nulls last, for instance select student-id, rank ( ) over (order by marks desc nulls last) as s-rank from student-marks ...
OLAP Functions - UCLA Computer Science
... SQL permits the user to specify where they should occur by using nulls first or nulls last, for instance select student-id, rank ( ) over (order by marks desc nulls last) as s-rank from student-marks ...
... SQL permits the user to specify where they should occur by using nulls first or nulls last, for instance select student-id, rank ( ) over (order by marks desc nulls last) as s-rank from student-marks ...
slides
... an item whose quantity in a warehouse has become small, or turning on an alarm light, to be triggered on a database update Triggers cannot be used to directly implement external-world ...
... an item whose quantity in a warehouse has become small, or turning on an alarm light, to be triggered on a database update Triggers cannot be used to directly implement external-world ...
Chapter 3 Data Centers, and Business Intelligence
... Overview of Database Types • Flat file – Simple database program whose records have no relationship to one another • Single user – Only one person can use the database at a time – Examples: Access, FileMaker Pro, and InfoPath • Multiple users – Allow dozens or hundreds of people to access the same ...
... Overview of Database Types • Flat file – Simple database program whose records have no relationship to one another • Single user – Only one person can use the database at a time – Examples: Access, FileMaker Pro, and InfoPath • Multiple users – Allow dozens or hundreds of people to access the same ...
SQL Server Backup - Pearson Education
... Differential backups are faster and can be taken more frequently Complete backups are simpler to use for recovery • The transaction log also needs to be periodically backed up ...
... Differential backups are faster and can be taken more frequently Complete backups are simpler to use for recovery • The transaction log also needs to be periodically backed up ...
database - Home - portalsainskomputerperak
... data – your friend’s contact number stored in your phone) Create contact enable you to see many field (NAME, MOBILE, HOME .. ) – in that case it is a table with a lot of fields (depends on user to add or to remove fields) When you Save, you actually saving – a record in your phone. ...
... data – your friend’s contact number stored in your phone) Create contact enable you to see many field (NAME, MOBILE, HOME .. ) – in that case it is a table with a lot of fields (depends on user to add or to remove fields) When you Save, you actually saving – a record in your phone. ...
Chapter 14
... – Widely supported database connectivity interface – Any Windows application can access relational data sources – Uses SQL via standard application programming interface (API) ...
... – Widely supported database connectivity interface – Any Windows application can access relational data sources – Uses SQL via standard application programming interface (API) ...
Chapter 9: Databases and Information Management
... be in those records, and which data type and size each field will have. The record layout is used as the basis for each record in the table. ...
... be in those records, and which data type and size each field will have. The record layout is used as the basis for each record in the table. ...
NA-0500-0025 - Automation Solutions
... the database so that configuration changes are applied immediately without requiring an explicit save by the user. In the background, a save operation and corresponding exclusive lock is still being performed by the database for each change. This functionality can work against you from a performance ...
... the database so that configuration changes are applied immediately without requiring an explicit save by the user. In the background, a save operation and corresponding exclusive lock is still being performed by the database for each change. This functionality can work against you from a performance ...
McAfee Security Scanner for Databases Data Sheet
... hundreds of databases in parallel, reducing many hours of work to just minutes. ...
... hundreds of databases in parallel, reducing many hours of work to just minutes. ...
Component 14 Unit 5: System and database architectures used in
... Objective 5.4: Compare different EHR operating systems and databases, Slide 9 8. For items i-vi, match the type of database with its component using either response A or B. A. Relational database Component14/Unit5 ...
... Objective 5.4: Compare different EHR operating systems and databases, Slide 9 8. For items i-vi, match the type of database with its component using either response A or B. A. Relational database Component14/Unit5 ...
Parsing a SAS Database for Correctness: A Conceptual Introduction
... conclusion of a study, or during any interim period, one must ensure that all records for a particular identifier have the correct geometry across all SAS datasets. This paper introduces a novel approach that greatly simplifies and automates the process of validating the correctness of inter-record ...
... conclusion of a study, or during any interim period, one must ensure that all records for a particular identifier have the correct geometry across all SAS datasets. This paper introduces a novel approach that greatly simplifies and automates the process of validating the correctness of inter-record ...
No Slide Title
... • In case we want to run our programs on another database, like Oracle, we need to install the JDBC driver for that DBMS on our machine. • http://www.javasoft.com/products/jdbc has a searchable database of available drivers for different DBMSs. In addition, we can also check the sites for the DBMS v ...
... • In case we want to run our programs on another database, like Oracle, we need to install the JDBC driver for that DBMS on our machine. • http://www.javasoft.com/products/jdbc has a searchable database of available drivers for different DBMSs. In addition, we can also check the sites for the DBMS v ...