ATOMICITY Meaning and
Definition
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Atomicity is a fundamental concept in computer science and database management that describes the property of a transaction or an operation being indivisible or non-divisible. It refers to the idea that a transaction should be treated as a single, indivisible unit of work, and it should either be completed in its entirety or not at all. If any part of a transaction fails, the entire transaction should be rolled back, bringing the system back to its previous state.
In the context of databases and data management, atomicity ensures data integrity and consistency. It guarantees that when multiple operations are combined into a transaction, all of them will be executed successfully or none of them will be executed at all. This property is achieved through the use of locks, which prevent other transactions from accessing or modifying data until the current transaction is complete.
By enforcing atomicity, databases can handle failures, such as system crashes or power outages, without compromising data integrity. If a failure occurs during a transaction, the system can simply undo or roll back the changes made by that transaction, reverting the database to its previous state.
Atomicity is one of the four essential characteristics of transactions in database systems, collectively known as ACID (Atomicity, Consistency, Isolation, Durability). These properties ensure that transactions are reliable, consistent, and maintain data integrity, making them a fundamental building block for reliable and robust data management systems.
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1. The valence or combining power of a substance. 2. The number of hydroxyl groups contained in a base or an alcohol.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.
Common Misspellings for ATOMICITY
- ztomicity
- stomicity
- wtomicity
- qtomicity
- aromicity
- afomicity
- agomicity
- ayomicity
- a6omicity
- a5omicity
- atimicity
- atkmicity
- atlmicity
- atpmicity
- at0micity
- at9micity
- atokicity
- atomucity
- satomicity
- atomiucity
Etymology of ATOMICITY
The word "atomicity" has its origins in the field of chemistry and the study of atoms. It is derived from the noun "atom", which ultimately comes from the ancient Greek word "atomos", meaning "indivisible" or "uncuttable".
The suffix "-ity" is commonly used in English to form abstract nouns from adjectives, indicating a state or quality. In this case, it is added to "atomic", forming "atomicity". So, the word "atomicity" refers to the state or quality of being atomic.
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