Synchronization – The execution technique (frequently making use of semaphores) through which simultaneously executing computer that is multiple or procedures can properly access and upgrade provided data.
System Catalog – See Catalog.
dining Table – an accumulation of closely associated columns. a dining dining dining table is made of rows every one of which stocks the columns that are same differ within the line values.
3rd party computer computer Software – Software that is certified individually with a 3rd party with the Product(s) or Documentation.
Thread – just one, sequential execution of a pc system or system part. A course can comprise of just one or maybe more threads that are concurrently executing. Where threads that are multiple exactly the same information, some sort of synchronization technique has to be used to ensure the info is accessed just by one thread at the same time.
Timeout – happens whenever a lock demand has waited much longer than the prescribed delay time for the demand become provided.
Deal Log – A sequential record of most of the database modifications created by each deal when you look at the purchase they certainly were given. The deal log can be used to make sure that a database conforms to your ACID properties. Deal logs are utilized to reflect or replicate data with other databases.
Transaction – a collection of logically associated database alterations this is certainly written to your database as being a device. The database changes related to a given deal are fully guaranteed because of the DBMS to be written totally into the database; in the eventuality of a method failure, none are written. Their state regarding the database both before and after a deal will be in keeping with its design.
Transactional File Server (TFS) – An architectural little bit of Raima’s RDM system that could be connected in-process with application code or executed individually as being a host procedure. Its obligation is always to perform every one of the database file input and output, serving up database pages towards the RDM Runtime collection as required, managing read-only deals, and committing all transaction change logs towards the database.
Transactional Stored Procedure – an adjustment saved procedure when the database modifications created by the process are encapsulated in its very own deal.
Change (of item) – an item that is modified in a way that is minor including although not restricted to bug repairs, and has now been furnished to Licensee under this contract. an up-date is represented by an item version quantity that increments to your right for the decimal point.
Upgrade (of item) – something that’s been modified in a way that is major and it is released as an innovative new form of the item. An Upgrade is represented by an item variation quantity that increments towards the left associated with point that is decimal.
Use – Storing, loading, installing, and/or running a item, or showing displays produced by an item.
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 separate deals from one another want to scan the tables periodically to delete outdated copies of rows. In MVCC, when a line is updated or deleted, it can not be instantly recycled since there may be active deals that will still start to see the old form of the line. As opposed to checking if it is the situation, that could be quite expensive, old rows are thought to keep appropriate. Database Vacuuming – The process of reclaiming the area is deferred before the dining table is vacuumed which, with regards to the database, can be initiated automatically or explicitly.
Velocis – previous title of a DBMS item, now called RDM Server.
Virtual Table – An SQL table this is certainly defined through a collection of application-specific C functions that comply with an interface that is particular, enabling a non-database databases ( e.g., a tool, etc.) become accessed as though it had been the standard SQL table.
WAN – A Wide Area Network, as contrasted to area that is local (LAN), Normally WAN identifies the net. Bandwidth (rate) is just a main distinction between neighborhood and wide-area networking.
Wi-Fi – the most popular title for standard local-area wireless technology.
XML – Extensible Markup Language. XML documents are a lot found in the world-wide-web’s Around The Globe online but they are additionally found in numerous computing contexts in which data should be provided.