Consolidation Best Practices: Oracle Database 12c plugs you into
... Consolidation with Oracle Database 12c Oracle Database 12c introduces features that are designed to facilitate database consolidation. Prior to Oracle Database 12c, the highest level of consolidation was offered through schema consolidation. However, careful consideration and planning are required t ...
... Consolidation with Oracle Database 12c Oracle Database 12c introduces features that are designed to facilitate database consolidation. Prior to Oracle Database 12c, the highest level of consolidation was offered through schema consolidation. However, careful consideration and planning are required t ...
Chapter 2
... Is automatically updated as users create and modify tables Cannot be updated directly Contains views that allow users to retrieve information about the database structure View: is a db object that the DBMS bases on an actual db table and which enables the DBMS to present the table data in a diff ...
... Is automatically updated as users create and modify tables Cannot be updated directly Contains views that allow users to retrieve information about the database structure View: is a db object that the DBMS bases on an actual db table and which enables the DBMS to present the table data in a diff ...
XBiT: An XML-based Bitemporal Data Model
... this critical question by showing that transaction-time, valid-time and bitemporal database histories can be effectively represented in XML and queried using XQuery without requiring extensions of current standards. This breakthrough over the relational data model and query languages is made possibl ...
... this critical question by showing that transaction-time, valid-time and bitemporal database histories can be effectively represented in XML and queried using XQuery without requiring extensions of current standards. This breakthrough over the relational data model and query languages is made possibl ...
Partial Database Availability
... filegroups in stages while the database is online. This is significantly more versatile than the SQL Server 2000 PARTIAL3 restore functionality. Piecemeal restore works with simple, bulk-logged, and full recovery models. Piecemeal restore, combined with the ability to set an unavailable file to offl ...
... filegroups in stages while the database is online. This is significantly more versatile than the SQL Server 2000 PARTIAL3 restore functionality. Piecemeal restore works with simple, bulk-logged, and full recovery models. Piecemeal restore, combined with the ability to set an unavailable file to offl ...
Chapter 19: Distributed Databases
... distributed systems Each transaction must be given a unique timestamp Main problem: how to generate a timestamp in a distributed fashion ...
... distributed systems Each transaction must be given a unique timestamp Main problem: how to generate a timestamp in a distributed fashion ...
IBM Research Report
... multidimensional nature of the enterprise data [Col95]. It has been said that current relational database systems have been designed and tuned for On-Line Transaction Processing applications (OLTP) and are inadequate for OLAP applications [Cod93] [Fin95] [KS94] [Sta93]. In response, several multidim ...
... multidimensional nature of the enterprise data [Col95]. It has been said that current relational database systems have been designed and tuned for On-Line Transaction Processing applications (OLTP) and are inadequate for OLAP applications [Cod93] [Fin95] [KS94] [Sta93]. In response, several multidim ...
TransactionsAndRecovery
... Saving the initial database state D1 before starting the transaction T: D1->D2 (transaction begins) Saving all intermediate states D11, D12 … (checkpoint logs) In the case of a failure at an intermediate state D1i before reaching D2, restore D1 (rollback); the simplest strategy is to apply a series ...
... Saving the initial database state D1 before starting the transaction T: D1->D2 (transaction begins) Saving all intermediate states D11, D12 … (checkpoint logs) In the case of a failure at an intermediate state D1i before reaching D2, restore D1 (rollback); the simplest strategy is to apply a series ...
lesson16
... Planning for Full Backups with Differential Backups • A full/differential strategy provides a faster backup than full alone. • With a full-only backup strategy, you’re backing up the entire database every time you perform a backup. • With a full/differential strategy, you’re backing up only the cha ...
... Planning for Full Backups with Differential Backups • A full/differential strategy provides a faster backup than full alone. • With a full-only backup strategy, you’re backing up the entire database every time you perform a backup. • With a full/differential strategy, you’re backing up only the cha ...
A Modular Query Optimizer Architecture for Big Data - CMU 15-721
... Orca is the new query optimizer for Pivotal data management products, including GPDB and HAWQ. Orca is a modern top-down query optimizer based on the Cascades optimization framework [13]. While many Cascades optimizers are tightly-coupled with their host systems, a unique feature of Orca is its abil ...
... Orca is the new query optimizer for Pivotal data management products, including GPDB and HAWQ. Orca is a modern top-down query optimizer based on the Cascades optimization framework [13]. While many Cascades optimizers are tightly-coupled with their host systems, a unique feature of Orca is its abil ...
2_Managing external data_2
... • SQL’s heritage as a tuple calculus language shows • tuple variables are useful when one relation is used “twice” in a query: ...
... • SQL’s heritage as a tuple calculus language shows • tuple variables are useful when one relation is used “twice” in a query: ...
UNIVERSITY OF NAIROBI SCHOOL OF COMPUTING AND INFORMATICS
... Load balancing is a computer networking methodology to distribute workload across multiple computers or a computer cluster, network links, central processing units, disk drives, or other resources, to achieve optimal resource utilization, maximize throughput, minimize response time, and avoid overlo ...
... Load balancing is a computer networking methodology to distribute workload across multiple computers or a computer cluster, network links, central processing units, disk drives, or other resources, to achieve optimal resource utilization, maximize throughput, minimize response time, and avoid overlo ...
lesson19
... – Within the trigger action, you have the ability to retrieve and manipulate values inside the inserted table. • The inserted table will have a copy of all the affected rows during an INSERT statement. You have the ability to interfere or interact with the records inserted. • Since the default behav ...
... – Within the trigger action, you have the ability to retrieve and manipulate values inside the inserted table. • The inserted table will have a copy of all the affected rows during an INSERT statement. You have the ability to interfere or interact with the records inserted. • Since the default behav ...
Joe Celko`s Complete Guide to NoSQL
... job to load the databases with their new ETL tools. We need to understand both of these models and how they can be used with new technologies. Chapter 2: Columnar Databases. Columnar databases use traditional structured data and often run some version of SQL; the difference is in how they store the ...
... job to load the databases with their new ETL tools. We need to understand both of these models and how they can be used with new technologies. Chapter 2: Columnar Databases. Columnar databases use traditional structured data and often run some version of SQL; the difference is in how they store the ...
SQL Server Indexing for the Client Developer
... Non-Clustered indexes always contain the clustered index columns (when table has a clustered index) When table is a heap, the Row ID is stored in every nonclustered index. Can be created on any filegroup within the database Can be filtered indexes to include fewer rows in the index. ...
... Non-Clustered indexes always contain the clustered index columns (when table has a clustered index) When table is a heap, the Row ID is stored in every nonclustered index. Can be created on any filegroup within the database Can be filtered indexes to include fewer rows in the index. ...
L15 Ñ Readers/Writers Problem
... (first choice) if there are waiting writers, it must wake one up (writers have priority) (second choice) if there are waiting readers, it must wake one up ...
... (first choice) if there are waiting writers, it must wake one up (writers have priority) (second choice) if there are waiting readers, it must wake one up ...
Microsoft SQL Server - SafeNet
... This guide provides instructions for setting up a small test lab with Microsoft SQL Server running with SafeNet Luna HSM for securing the Master Keys. It explains how to install and configure the software required for setting up Microsoft SQL Server while storing master key on SafeNet Luna HSM. ...
... This guide provides instructions for setting up a small test lab with Microsoft SQL Server running with SafeNet Luna HSM for securing the Master Keys. It explains how to install and configure the software required for setting up Microsoft SQL Server while storing master key on SafeNet Luna HSM. ...
TupleRank and Implicit Relationship Discovery in - delab-auth
... are only a special case of inclusion dependencies. Inclusion dependencies indicate more general links between tuples that share values for some attributes. However, there is no direct way in SQL to declare general inclusion dependencies. Secondly, database tuples could relate to each other in ways t ...
... are only a special case of inclusion dependencies. Inclusion dependencies indicate more general links between tuples that share values for some attributes. However, there is no direct way in SQL to declare general inclusion dependencies. Secondly, database tuples could relate to each other in ways t ...
Using ADO from Delphi
... TOP ADO programming TIPS.................................................................................... 100 Access, ADOExpress, dbGo ....................................................................................... 100 My clients do not have Access on their machines, will my Delphi / ADO ...
... TOP ADO programming TIPS.................................................................................... 100 Access, ADOExpress, dbGo ....................................................................................... 100 My clients do not have Access on their machines, will my Delphi / ADO ...