distributed database
... The DBMaker distributed database environment builds on the traditional client/server architecture, effectively linking multiple client applications and multiple database servers. Client applications process user requests and display the results, and the database servers handle data management. Each ...
... The DBMaker distributed database environment builds on the traditional client/server architecture, effectively linking multiple client applications and multiple database servers. Client applications process user requests and display the results, and the database servers handle data management. Each ...
ODA X6-2 Model Family Business White Paper-2
... system, storage management, and database software, through appliance patch bundles. It eliminates the guesswork of mixing and matching patches for various elements of the hardware and software stack. This reduces human error and ultimately results in less planned downtime and higher system reliabili ...
... system, storage management, and database software, through appliance patch bundles. It eliminates the guesswork of mixing and matching patches for various elements of the hardware and software stack. This reduces human error and ultimately results in less planned downtime and higher system reliabili ...
Control and Monitor Facilities for Multi-User Access
... messages of the job. In some cases a wro is sent to the console if the event being recorded is of system-wide nature. The second way significant system events are recorded is via the System Management Facility (SMF)_ SMF record types have been aSSigned to M UDBACF that contain the data necessary for ...
... messages of the job. In some cases a wro is sent to the console if the event being recorded is of system-wide nature. The second way significant system events are recorded is via the System Management Facility (SMF)_ SMF record types have been aSSigned to M UDBACF that contain the data necessary for ...
(PPT, 514KB)
... companies, specialized database administrators maintain databases, run reports, and may work on code that runs on the databases themselves (rather than in the client application). ...
... companies, specialized database administrators maintain databases, run reports, and may work on code that runs on the databases themselves (rather than in the client application). ...
PostgreSQL for Oracle DBA
... PostgreSQL is not an Oracle database Oracle and PostgreSQL are both superb databases, their relation is not like Red Hat and CentOS Do not expect equivalents for all of the Oracle RDBMS features in PostgreSQL Don't hesitate to be impressed by PostgreSQL broad range of data types PostgreSQL has exten ...
... PostgreSQL is not an Oracle database Oracle and PostgreSQL are both superb databases, their relation is not like Red Hat and CentOS Do not expect equivalents for all of the Oracle RDBMS features in PostgreSQL Don't hesitate to be impressed by PostgreSQL broad range of data types PostgreSQL has exten ...
HPE Vertica 7.1.x Concepts Guide
... data integrity. If more than K nodes in the database fail, some of the data in the database may become unavailable. In that case, the database is considered unsafe and automatically shuts down. It is possible for an HP Vertica database to have more than K nodes fail and still continue running safely ...
... data integrity. If more than K nodes in the database fail, some of the data in the database may become unavailable. In that case, the database is considered unsafe and automatically shuts down. It is possible for an HP Vertica database to have more than K nodes fail and still continue running safely ...
Backup_and_Recovery
... at 2:00 A.M. and then took an incremental image copy at the same time the following three mornings. The full image copy plus all three incremental image copies need to be applied to recover the tablespace. If the same column of the same row was updated on Tuesday to "A", Wednesday to "B", and Thursd ...
... at 2:00 A.M. and then took an incremental image copy at the same time the following three mornings. The full image copy plus all three incremental image copies need to be applied to recover the tablespace. If the same column of the same row was updated on Tuesday to "A", Wednesday to "B", and Thursd ...
Chapter 7: Relational Database Design
... Either test Ri for BCNF with respect to the restriction of F to Ri (that is, all FDs in F+ that contain only attributes from Ri) or use the original set of dependencies F that hold on R, but with the following test: – for every set of attributes Ri, check that + (the attribute closure of ) ...
... Either test Ri for BCNF with respect to the restriction of F to Ri (that is, all FDs in F+ that contain only attributes from Ri) or use the original set of dependencies F that hold on R, but with the following test: – for every set of attributes Ri, check that + (the attribute closure of ) ...
Chapter 7: Relational Database Design
... for each functional dependency f in F+ apply reflexivity and augmentation rules on f add the resulting functional dependencies to F+ for each pair of functional dependencies f1and f2 in F+ if f1 and f2 can be combined using transitivity then add the resulting functional dependency to F+ until F+ doe ...
... for each functional dependency f in F+ apply reflexivity and augmentation rules on f add the resulting functional dependencies to F+ for each pair of functional dependencies f1and f2 in F+ if f1 and f2 can be combined using transitivity then add the resulting functional dependency to F+ until F+ doe ...
(A) R - VUB STAR lab
... for each functional dependency f in F+ apply reflexivity and augmentation rules on f add the resulting functional dependencies to F+ for each pair of functional dependencies f1and f2 in F+ if f1 and f2 can be combined using transitivity then add the resulting functional dependency to F+ until F+ doe ...
... for each functional dependency f in F+ apply reflexivity and augmentation rules on f add the resulting functional dependencies to F+ for each pair of functional dependencies f1and f2 in F+ if f1 and f2 can be combined using transitivity then add the resulting functional dependency to F+ until F+ doe ...
(A) R
... Either test Ri for BCNF with respect to the restriction of F to Ri (that is, all FDs in F+ that contain only attributes from Ri) or use the original set of dependencies F that hold on R, but with the following test: – for every set of attributes Ri, check that + (the attribute closure of ) ...
... Either test Ri for BCNF with respect to the restriction of F to Ri (that is, all FDs in F+ that contain only attributes from Ri) or use the original set of dependencies F that hold on R, but with the following test: – for every set of attributes Ri, check that + (the attribute closure of ) ...
(A) R
... Either test Ri for BCNF with respect to the restriction of F to Ri (that is, all FDs in F+ that contain only attributes from Ri) or use the original set of dependencies F that hold on R, but with the following test: – for every set of attributes Ri, check that + (the attribute closure of ) ...
... Either test Ri for BCNF with respect to the restriction of F to Ri (that is, all FDs in F+ that contain only attributes from Ri) or use the original set of dependencies F that hold on R, but with the following test: – for every set of attributes Ri, check that + (the attribute closure of ) ...
Database Tuning Principles
... database products. In many cases, it exemplifies the design trade-offs by crisp experiments using all three of the most popular products (IBM's DB2, Oracle's Oracle, and Microsoft's SQLServer). As such, it makes interesting reading for an established user as well as the novice. The book draws heavil ...
... database products. In many cases, it exemplifies the design trade-offs by crisp experiments using all three of the most popular products (IBM's DB2, Oracle's Oracle, and Microsoft's SQLServer). As such, it makes interesting reading for an established user as well as the novice. The book draws heavil ...
Kapitel 13
... Definition 8.3 (Strictness): A schedule s is strict if the following holds for all ti, tj trans(s): for all pi(x) op(ti), p=r or p=w, if wj(x) < pi(x) then aj < pi(x) or cj < pi(x). ST denotes the class of all strict schedules. Definition 8.5 (Rigorousness): A schedule s is rigorous if the follo ...
... Definition 8.3 (Strictness): A schedule s is strict if the following holds for all ti, tj trans(s): for all pi(x) op(ti), p=r or p=w, if wj(x) < pi(x) then aj < pi(x) or cj < pi(x). ST denotes the class of all strict schedules. Definition 8.5 (Rigorousness): A schedule s is rigorous if the follo ...
Improving high availability in WebSphere Commerce using DB2 HADR
... You can group resources together in TSA. Once grouped, all relationships among the members of the group are established, such as location relationships, start and stop relationships, and so on. ...
... You can group resources together in TSA. Once grouped, all relationships among the members of the group are established, such as location relationships, start and stop relationships, and so on. ...
Chapter 7: Relational Database Design
... practice unless they pertain to only one relation If it is sufficient to test only those dependencies on each individual ...
... practice unless they pertain to only one relation If it is sufficient to test only those dependencies on each individual ...
Introducing Data Definition Language (DDL) for IMS Metadata #17764
... IMS Support – zGrowth Washington System Center ...
... IMS Support – zGrowth Washington System Center ...
Database Slicing on Relational Databases
... We defined database slicing, which means selecting a small piece of data from the records or tables stored in the database, where each element of the slice is related directly or indirectly to the slicing criterion and this small piece might be an independent part of the database. The slicing criter ...
... We defined database slicing, which means selecting a small piece of data from the records or tables stored in the database, where each element of the slice is related directly or indirectly to the slicing criterion and this small piece might be an independent part of the database. The slicing criter ...
Chapter 7: Relational Database Design
... Either test Ri for BCNF with respect to the restriction of F to Ri (that is, all FDs in F+ that contain only attributes from Ri) or use the original set of dependencies F that hold on R, but with the following test: – for every set of attributes Ri, check that + (the attribute closure of ) ...
... Either test Ri for BCNF with respect to the restriction of F to Ri (that is, all FDs in F+ that contain only attributes from Ri) or use the original set of dependencies F that hold on R, but with the following test: – for every set of attributes Ri, check that + (the attribute closure of ) ...
Comparing Oracle and SQL Server What is a database?
... Oracle supports always full Isolation Model • Only committed data visible to other users • Allows repeatable reads ...
... Oracle supports always full Isolation Model • Only committed data visible to other users • Allows repeatable reads ...
Zephyr: Live Migration in Shared Nothing Databases for Elastic
... Strict 2PL Transactions are locally serializable Pages transferred only once ◦ No Tdest Tsource conflict dependency ...
... Strict 2PL Transactions are locally serializable Pages transferred only once ◦ No Tdest Tsource conflict dependency ...
overview talk - UCSB Computer Science
... Strict 2PL Transactions are locally serializable Pages transferred only once ◦ No Tdest Tsource conflict dependency ...
... Strict 2PL Transactions are locally serializable Pages transferred only once ◦ No Tdest Tsource conflict dependency ...
Distributed Database Management Systems
... produce ASG': (10+10)∗tuple access cost transfer ASG' to the sites of EMP: (10+10)∗tuple transfer cost produce EMP': (10+10) ∗tuple access cost∗2 ...
... produce ASG': (10+10)∗tuple access cost transfer ASG' to the sites of EMP: (10+10)∗tuple transfer cost produce EMP': (10+10) ∗tuple access cost∗2 ...