database locking

database locking
блокировка доступа к базе данных

English-Russian dictionary of computer science and programming. 2013.

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  • Database — A database is an organized collection of data for one or more purposes, usually in digital form. The data are typically organized to model relevant aspects of reality (for example, the availability of rooms in hotels), in a way that supports… …   Wikipedia

  • Database Console Commands (Transact-SQL) — The Database Console Commands (DBCC) are a series of statements in Transact SQL programming language to check the physical and logical consistency of a Microsoft SQL Server database.[1] These commands are also used to fix existing issues.[1] They …   Wikipedia

  • Microsoft Jet Database Engine — This article is about JET Red used in Microsoft Access. For the JET Blue ISAM implementation, see Extensible Storage Engine. The Microsoft Jet Database Engine is a database engine on which several Microsoft products have been built. A database… …   Wikipedia

  • Two-phase locking — This article is about concurrency control. For commit consensus within a distributed transaction, see Two phase commit protocol. In databases and transaction processing two phase locking, (2PL) is a concurrency control method that guarantees… …   Wikipedia

  • Two phase locking — In databases and transaction processing, two phase locking, (2PL) is a concurrency control locking protocol, mechanism, that guarantees serializability. It is also the name of the resulting class (set) of transaction schedules. Using locks that… …   Wikipedia

  • Lock (database) — A lock is used when multiple users need to access a database concurrently. This prevents data from being corrupted or invalidated when multiple users try to write to the database. Any single user can only modify those database records (that is,… …   Wikipedia

  • Oracle Database — Developer(s) Oracle Corporation Development status Active Written in …   Wikipedia

  • Isolation (database systems) — In database systems, isolation is a property that defines how/when the changes made by one operation become visible to other concurrent operations. Isolation is one of the ACID (Atomicity, Consistency, Isolation, Durability) properties.Isolation… …   Wikipedia

  • File locking — is a mechanism that enforces access to a computer file by only one user or process at any specific time. The purpose of locking is to prevent the classic interceding update scenario. The interceding update problem may be illustrated as in the… …   Wikipedia

  • Multiple granularity locking — In computer science, multiple granularity locking (MGL), sometimes called the John Rayner locking method, is a locking method used in database management systems (DBMS) and relational databases. In MGL, locks are set on objects that contain other …   Wikipedia

  • Comparison of MySQL database engines — This a comparison between the two primary database engines (InnoDB and MyISAM) for the MySQL database management system (DBMS). A database engine (or storage engine ) is the underlying software component that a DBMS uses to create, read, update… …   Wikipedia


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