• In the fields of databases and transaction processing (transaction management), a schedule (or history) of a system is an abstract model to describe the...
    20 KB (2,514 words) - 12:34, 28 May 2025
  • A database transaction symbolizes a unit of work, performed within a database management system (or similar system) against a database, that is treated...
    12 KB (1,550 words) - 02:09, 25 May 2025
  • Thumbnail for Schedule
    critical path method. Scheduling is important as an internal process in computer science, wherein a database transaction schedule is a list of actions...
    17 KB (2,127 words) - 10:38, 22 January 2025
  • name of the resulting set of database transaction schedules (histories). The protocol uses locks, applied by a transaction to data, which may block (interpreted...
    7 KB (777 words) - 11:30, 17 December 2024
  • processes. The transaction-related mechanisms typically constrain the database data access operations' timing (transaction schedules) to certain orders...
    19 KB (2,121 words) - 23:57, 3 May 2025
  • data through the enforcement of database transaction deadlines and include a mechanism (such as transaction scheduling policies) to maximize the number...
    19 KB (2,747 words) - 05:03, 5 December 2023
  • Rollback (data management) (category Transaction processing)
    transaction log, but can also be implemented via multiversion concurrency control. A cascading rollback occurs in database systems when a transaction...
    4 KB (397 words) - 20:16, 30 March 2025
  • Concurrency control (category Transaction processing)
    that no committed transaction in a schedule has read data written by an aborted transaction. Such data disappear from the database (upon the abort) and...
    24 KB (2,976 words) - 21:42, 15 December 2024
  • Corporation. It is a database commonly used for running online transaction processing (OLTP), data warehousing (DW) and mixed (OLTP & DW) database workloads. Oracle...
    27 KB (1,619 words) - 10:42, 7 June 2025
  • to machines. Database transaction schedule, a list of actions from a set of transactions in databases Interval scheduling Key schedule, cryptographic...
    2 KB (270 words) - 05:09, 7 April 2025
  • changes in computer projects A database transaction schedule, also called a history, in the fields of databases and transaction processing Web browsing history...
    6 KB (706 words) - 17:33, 6 April 2025
  • Global serializability (category Transaction processing)
    global schedule of transactions. A global schedule is the unified schedule of all the individual database (and other transactional object) schedules in a...
    9 KB (996 words) - 21:52, 1 February 2025
  • Purpose of Transaction (Section 4). An aggregate database of schedules 13D, 13G, 13F are provided by private service providers such as Edgar. Schedule 13G Schedule...
    3 KB (435 words) - 14:46, 15 October 2022
  • Thomas write rule (category Transaction processing)
    example, consider a database with 3 variables (A, B, C), and two atomic operations C := A (T1), and C := B (T2). Each transaction involves a read (A or...
    3 KB (519 words) - 22:58, 20 March 2023
  • Thumbnail for Scheduled Castes and Scheduled Tribes
    (1980). The Scheduled Tribes of India (3rd ed.). Transaction Publishers. ISBN 978-0-87855-692-2. Bali, Surya (26 October 2018). "We are 'Scheduled Tribes'...
    68 KB (5,506 words) - 05:48, 1 June 2025
  • Write–read conflict (category Transaction processing)
    occurs when "a transaction requests to write an entity, for which an unclosed transaction has already made a read request." Given a schedule S S = [ T 1...
    2 KB (249 words) - 18:06, 28 May 2025
  • architectures Concurrency control § Concurrency control mechanisms Database transaction schedule § Serializable Serializability Madnick 1968, p.19 Saltzer, Jerome...
    7 KB (845 words) - 20:41, 24 November 2024
  • System (IMS) – 1966. A joint hierarchical database and information management system with extensive transaction processing capabilities. Runs on OS/360...
    14 KB (1,656 words) - 00:42, 24 August 2024
  • AXFR, is a type of DNS transaction. It is one of the many mechanisms available for administrators to replicate DNS databases across a set of DNS servers...
    14 KB (1,859 words) - 17:39, 24 May 2025
  • Serializable may refer to: Serializable (databases), an attribute of a database transaction's schedule (history) capable of being serialized, or transformed...
    238 bytes (55 words) - 11:31, 20 January 2024
  • Commitment ordering (category Transaction processing)
    interoperable serializability techniques in concurrency control of databases, transaction processing, and related applications. It allows optimistic (non-blocking)...
    93 KB (12,831 words) - 15:42, 21 August 2024
  • Write–write conflict (category Transaction processing)
    occurs when "transaction requests to write an entity for which an unclosed transaction has already made a write request." Given a schedule S S = [ T 1...
    2 KB (247 words) - 15:22, 10 June 2025
  • and improve scheduling and performance of millions of Apache Spark tasks. The basic idea is to run a multi-node multi-core, transactional, highly-available...
    7 KB (732 words) - 18:45, 12 February 2025
  • Read–write conflict (category Transaction processing)
    occurs when a "transaction requests to read an entity for which an unclosed transaction has already made a write request." Given a schedule S S = [ T 1 T...
    3 KB (325 words) - 08:37, 28 May 2025
  • heart of the database and transaction system is Integrated Recovery. "Integrated" implies the integration of all data models, the transaction file manager...
    3 KB (377 words) - 12:53, 19 July 2024
  • Precedence graph (category Database management systems)
    context of concurrency control in databases. It is the directed graph representing precedence of transactions in the schedule, as reflected by precedence of...
    5 KB (757 words) - 19:00, 27 December 2023
  • Thumbnail for IBM Information Management System
    IBM Information Management System (category Database engines)
    Management System (IMS) is a joint hierarchical database and information management system that supports transaction processing. Development began in 1966 to...
    15 KB (1,719 words) - 08:13, 31 May 2025
  • systems such as SANs. Transaction logs and temporary spaces are heavy consumers of I/O, and affect performance for all users of the database. Placing them appropriately...
    5 KB (652 words) - 12:53, 16 April 2023
  • YDB (Yet another DataBase) is a distributed SQL database management system (DBMS) developed by Yandex, available as open-source technology. YDB is a technology...
    7 KB (708 words) - 04:24, 15 March 2025
  • people known as the Strict Strict histories (or executions) in database transaction scheduling This disambiguation page lists articles associated with the...
    469 bytes (91 words) - 21:42, 22 December 2023