January 2022 – Distributed Computing Musings

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Transactions: Read committed isolation

Ensuring that each resource is accessed and modified by a single user at a time is very complex on the…

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In last post, we saw the use case of why we need transactions to maintain a consistent state of our…

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In real life applications, things can go wrong for scenarios which you have never considered while designing the application. These…

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Up until now we have discussed partitioning in a system where we are able to store a record in a…

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While ending our discussion on various approaches to partitioning, we saw how the typical hashing approaches fail when we encounter…

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Before diving into approaches to partition a database, let us clear up one thing in aspect of partition and its…

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Until now we have seen how replication helps in scaling a read-intensive workload. We keep one or more nodes as…

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In all the replication methodologies, we have seen a common issue which all of the replication methods fail to solve…

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In Introduction to Leaderless Replication we saw that Quorum plays a huge part. We need some way to ensure that…

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Up until now in a single leader and multi-leader replication our assumption was that client will send an update request…