Synchronization – The implementation technique (frequently making use of semaphores) in which simultaneously executing computer that is multiple or procedures can properly access and upgrade provided information.

System Catalog – See Catalog.

dining Table – A collection of closely associated columns. a dining table consist of rows all of which stocks the exact same columns but differ within the line values.

Alternative party computer Software – computer computer Software that is licensed individually by way of a alternative party with the Product(s) or Documentation.

Thread – just one, sequential execution of a pc system or system section. A course can comprise of 1 or even more threads that are concurrently executing. Where threads that are multiple exactly the same data, some type of synchronization method has to be used to make sure that the information is accessed just by one thread at the same time.

Timeout – takes place when a lock request has waited longer compared to wait that is prescribed for the demand become issued.

Deal Log – A sequential record of all of the of the database modifications created by each transaction when you look at the purchase they certainly were given. The deal log is employed to make sure that a database conforms to your ACID properties. Deal logs are also used to reflect or reproduce information to many other databases.

Transaction – a couple of logically associated database changes this is certainly written towards the database as being a product. The database modifications related to a offered transaction are assured because of the DBMS to completely be written to the database; in case of a method failure, none are written. The state for the database both pre and post a deal shall be in keeping with its design.

Transactional File Server (TFS) – an piece that is architectural of’s RDM system which may be connected in-process with application code or performed individually as a host procedure. Its duty would be to useful link perform every one of the database file input and production, serving up database pages to your RDM Runtime collection as required, managing read-only deals, and committing all transaction modification logs into the database.

Transactional Stored Procedure – an adjustment kept procedure where the database modifications produced by the process are encapsulated with its very very own deal.

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Upgrade (of item) – an item which has been modified in a way that is minor including although not limited by bug repairs, and has now been furnished to Licensee under this contract. an up-date is represented by an item variation quantity that increments off to the right associated with the point that is decimal.

Upgrade (of item) – an item which has been modified in an important method, and it is released as a brand new form of the merchandise. An Upgrade is represented by an item variation quantity that increments into the left associated with the point that is decimal.

Utilize – Storing, loading, installing, and/or operating a item, or showing displays created by an item.

User-defined Function – An application-specific SQL callable scalar or function that is aggregate in C.

User-defined Procedure – An application-specific function written in C and invocable through utilization of the SQL call declaration.

Vacuuming – Databases that usage MVCC to isolate deals from one another want to scan the tables periodically to delete outdated copies of rows. In MVCC, each time a line is updated or deleted, it may not be immediately recycled because there could be active deals that may nevertheless start to see the old form of the line. In place of checking if that may be the instance, that could be quite high priced, old rows are thought to remain appropriate. Database Vacuuming – the entire process of reclaiming the area is deferred through to the dining table is vacuumed which, with regards to the database, can automatically be initiated or clearly.

Velocis – previous title of the DBMS item, now called RDM Server.

Virtual dining Table – An SQL table this is certainly defined through a couple of application-specific C functions that comply with a specific screen specification, enabling a non-database databases ( ag e.g., a tool, etc.) become accessed just as if it had been the standard SQL table.

WAN – A Wide Area Network, as contrasted to area that is local (LAN), Normally WAN identifies the internet. Bandwidth (rate) is just a main difference between neighborhood and wide-area networking.

Wi-Fi – the normal title for standard local-area technology that is wireless.

XML – Extensible Markup Language. XML documents are much found in the world-wide-web’s Around The Globe online but they are also utilized in numerous computing contexts for which data has to be provided.