Code & Cluster
Showing posts with label
Databases
.
Show all posts
Showing posts with label
Databases
.
Show all posts
Sunday, May 4, 2025
Understanding Isolation levels vs Consistency levels
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In databases, the terms isolation level and consistency level/model are sometimes used interchangeably. "Read repeatable" and ...
Saturday, March 1, 2025
Multi Version Concurrency Control (MVCC) in databases
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Introduction Multi version concurrency control (MVCC) is a popular optimistic technique used in modern databases for concurrency control. MV...
Saturday, February 1, 2025
Optimistic Concurrency Control In Databases
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Introduction Optimistic concurrency control refers to concurrency control in databases without the use of explicit locks. Traditionally it i...
Saturday, July 20, 2024
Replication in modern data systems
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Overview Replication means making a copy of the data for future use in the case of failures or may be to scale. Why is it a big deal ? We co...
Wednesday, July 3, 2024
How modern distributed systems scale by partitioning ?
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1.0 Introduction In the last 20 years, software systems moved to the internet and handled large volumes of data and millions of requests. ...
Sunday, June 30, 2024
CockroachDb Review: Should I use CockroachDb ?
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Overview CockroachDb is a modern distributed database that promises linear scalability with strict serializability. Server side sharding i...
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