A device for evaluating two merchandise to find out whether they are equal. In electronics, for instance, a comparator is usually a circuit that compares two input voltages and implies which can be larger.
A named array of databases objects--which include tables, sights, relationships, and stored processes, determined by one or more knowledge resources--that defines the schema referenced by OLAP and facts mining objects within an Analysis Services databases.
The entire process of employing DPM online to protect details from decline or corruption by developing and retaining replicas and recovery factors of the information online.
While most compilers for critical programming languages detect pure capabilities and conduct typical-subexpression elimination for pure functionality calls, they can not generally do that for pre-compiled libraries, which frequently don't expose this facts, As a result stopping optimizations that entail All those exterior functions.
A filter that restricts columns that happen to be being bundled as Section of a snapshot, transactional, or merge publication.
But JOINs is usually tough for some and hard on RAM, and while it’s continue to a good idea to isolate and obtain details in individual tables via JOINs, there’s not just as much will need to avoid wasting disk space given that disk drives are calculated in various terabytes.
An information sort which has a unique characteristic and A similar presentation websites in memory for the two managed and unmanaged environments. It might be directly shared.
The activity that encapsulates the info circulation motor that moves knowledge between sources and Locations, furnishing the power to transform, clean up, and modify facts as it can be moved.
A text file that contains discover here SQL statements for all variations designed into a database, while in the order through which they were look at here now manufactured, for the duration of an enhancing session.
A person that desires certificates with our with no smart cards. Certificate subscribers can entry a little number of features that will only be executed with the consumer’s have certificates.
A field outlined in a query that shows the result of an expression in lieu of exhibiting stored data. The worth is recalculated every time a price during the expression improvements.
The entire process of flagging an object inside the cache so that it's going to not be used by any cache clientele. This occurs when an item continues to be in cache more time than the cache time-out value (when it expires).
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A treelike design of knowledge produced by sure information mining methods. Final decision trees may be used for prediction.