Synchronization - The execution technique (frequently utilizing semaphores) by which simultaneously performing multiple computer threads or procedures can properly access and upgrade shared information.
System Catalog - See Catalog.
Dining dining Table - an accumulation of closely associated columns. a table is composed of rows all of which shares the exact same columns but differ within the line values.
Alternative party computer Software - computer Software this is certainly certified separately by a party that is third the Product(s) or Documentation.
Thread - just one, sequential execution of a pc system or system section. An application can comprise of 1 or even more simultaneously performing threads. Where multiple threads access exactly the same information, some sort of synchronization technique has to be used to make sure that the information is accessed only by one thread at the same time.
Timeout - takes place when a lock demand has waited much longer compared to the wait that is prescribed for the demand become given.
Deal Log - A sequential record of most of the database modifications produced by each deal when you look at the order these people were granted. The deal log is employed to make sure that a database conforms towards the ACID properties. Deal logs are utilized to reflect or reproduce data to many other databases.
Transaction - a couple of logically associated database changes that is written to your database as a device. The database modifications connected with a provided deal are fully guaranteed by the DBMS to completely be written into the database; in case of a system failure, none are written. Hawaii for the database both before and after a deal will be in line with its design.
Transactional File Server (TFS) - An architectural bit of Raima's RDM system that could be connected in-process with application code or performed individually as being a host procedure. Its responsibility would be to perform most of the database file input and production, serving up database pages into the RDM Runtime collection as required, managing read-only transactions, and committing all transaction change logs to your database.
Transactional Stored Procedure - an adjustment kept procedure where the database changes produced by the process are encapsulated in its very very own deal.
Improvement (of item) - an item that's been https://datingmentor.org/democrat-dating/ modified in a way that is minor including not restricted to bug repairs, and it has been furnished to Licensee under this contract. an upgrade is represented by an item variation quantity that increments towards the right of this point that is decimal.
Upgrade (of item) - an item that's been modified in an important method, and it is released as a brand new form of the item. An Upgrade is represented by an item variation quantity that increments into the left associated with the point that is decimal.
Utilize - Storing, loading, setting up, and/or operating an item, or showing displays produced by something.
User-defined Function - An application-specific SQL callable scalar or aggregate function written in C.
User-defined Procedure - An application-specific function printed in C and invocable through utilization of the SQL call declaration.
Vacuuming - Databases that usage MVCC to separate deals from one another have to sporadically scan the tables to delete outdated copies of rows. In MVCC, whenever a row is updated or deleted, it is not straight away recycled since there may be active deals that will still start to see the version that is old of line. As opposed to checking if it is the situation, that could be quite high priced, old rows are thought to keep appropriate. Database Vacuuming - the entire process of reclaiming the room is deferred before the table is vacuumed which, with regards to the database, can be initiated immediately or clearly.
Velocis - previous title of a DBMS product, now called RDM Server.
Virtual Table - An SQL table that is defined through a couple of application-specific C functions that conform to a specific screen specification, permitting a non-database repository ( e.g., a computer device, etc.) become accessed as though it had been the standard SQL table.
WAN - A Wide Area Network, as contrasted to neighborhood sites (LAN), Normally WAN is the world wide web. Bandwidth (rate) is just a main distinction between regional and wide-area networking.
Wi-Fi - the normal title for standard local-area technology that is wireless.
XML - Extensible Markup Language. XML documents are a lot found in the world wide web's globally internet but they are also utilized in numerous computing contexts by which data should be shared.