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Episode 496: Bruce Momjian on Multi-Version Concurrency Control in Postgres (MVCC)

Filed in Episodes by on January 25, 2022 0 Comments
Episode 496: Bruce Momjian on Multi-Version Concurrency Control in Postgres (MVCC)

This week, Postgres server developer Bruce Momjian joins host Robert Blumen for a discussion of multi-version concurrency control (MVCC) in the Postgres database. They begin with a discussion of the isolation requirement in database transactions (I in ACID); how isolation can be achieved with locking; limitations of locking; how locking limits concurrency and creates variability […]

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Episode 495: Vaughn Vernon on Strategic Monoliths and Microservices

Filed in Episodes by on January 19, 2022 0 Comments
Episode 495: Vaughn Vernon on Strategic Monoliths and Microservices

Vaughn Vernon, author of Strategic Monoliths and Microservices, discusses topics covered in his latest book on strategies for purposeful software architecture from the perspective of both business and technical leaders. Host Akshay Manchale talks to Vaughn about barriers that businesses face in managing change in software due to organizational hurdles and technological challenges. Vaughn talks […]

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Episode 494: Robert Seacord on Avoiding Defects in C Programming

Filed in Episodes by on January 12, 2022 0 Comments
Episode 494: Robert Seacord on Avoiding Defects in C Programming

Robert Seacord, author of Effective C, The CERT C Coding Standard, and Secure Coding in C and C++, discusses the top 5 security issues and the tools and techniques you can employ to write secure code in C. Host Gavin Henry spoke with Seacord about the C standards, strings, arrays of chars, null pointers, buffer […]

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Episode 493: Ram Sriharsha on Vectors in Machine Learning

Filed in Episodes by on January 4, 2022 0 Comments
Episode 493: Ram Sriharsha on Vectors in Machine Learning

Ram Sriharsha of Pinecone discusses the role of vectors in machine learning, a technique that lies at the heart of many of the machine learning applications we use every day. Host Philip Winston spoke with Sriharsha about the basics of vectors, vector embeddings, feature engineering versus deep learning, hyperparameters, vector search, k-Nearest Neighbor search, alternative […]

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Episode 492: Sam Scott on Building a Consistent and Global Authorization Service

Filed in Episodes by on December 28, 2021 0 Comments
Episode 492: Sam Scott on Building a Consistent and Global Authorization Service

Sam Scott, CTO of Oso discusses authorization challenges with host Priyanka. They discussed basics such as definitions of authorization, RBAC, ReBAC and differentiating with authentication. Sam also described the Google Zanzibar engine. The host quizzed Sam on whether to build an off the shelf authorization service or build a custom one. Sam deep dived in […]

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