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www.bailis.org | ||
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johnjr.dev
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| | | | | When we study transactions in relational databases, one of the first things we learn are the guarantees that a transaction must provide. ACID(Atomicity, Consistency, Isolation, Durability) are the properties that we desire. Here, I will discuss the Isolation level in more detail and show that atomicity alone is not enough when handling concurrency. One classic example of the importance of atomicity is moving money between accounts. So, imagine that we have two accounts and we would like to transfer the total amount from one account to another one. In a relational database, what we need to do is three steps: | |
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martin.kleppmann.com
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www.ahmed-ibrahim.com
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| | | | | What is the Database transaction? A transaction is a single logical unit of work which accesses and possibly modifies the contents of a... | |
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aivarsk.com
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| | | TigerBeetle is an interesting project to follow. It links to interesting papers, it challenges assumptions, algorithms, and architecture of past systems. It satisfies my cravings for low-level programming. | ||
