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Designing Instagram

High Scalability

Machine Learning Engineer at Amazon and has led several machine-learning initiatives across the Amazon ecosystem. When the server receives a request for an action (post, like etc.) We will use a graph database such as Neo4j to store the information. Sample Queries supported by Graph Database. High Level Design.

Design 334
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Millions of tiny databases

The Morning Paper

Millions of tiny databases , Brooker et al., It takes you through the thinking processes and engineering practices behind the design of a key part of the control plane for AWS Elastic Block Storage (EBS): the Physalia database that stores configuration information. Engineering decisions involve making lots of trade-offs.

Database 106
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How It Works: SQL Server Lock Partitioning

SQL Server According to Bob

A handful of lock types (Database, Metadata, LOGIN_STATS, …) are eligible for lock partitioning. For example: When ‘use database’ takes place the session acquires a shared lock on database. Only distinct changes require an exclusive database lock, for example a drop database.

Servers 103
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Sponsored Post: G-Core Labs, Close, Wynter, Pinecone, Kinsta, Bridgecrew, IP2Location, StackHawk, InterviewCamp.io, Educative, Stream, Fauna, Triplebyte

High Scalability

Close is building the sales communication platform of the future and we're looking for a Site Reliability Engineer to help us accomplish that goal. Wynter is looking for system administrators, engineers, and developers to join its research panel. Participate in research surveys, get paid ($90-$180/hr) for your feedback and comments.

Education 100
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Sponsored Post: Close, Wynter, Pinecone, Kinsta, Bridgecrew, IP2Location, StackHawk, InterviewCamp.io, Educative, Stream, Fauna, Triplebyte

High Scalability

Close is building the sales communication platform of the future and we're looking for a Site Reliability Engineer to help us accomplish that goal. Wynter is looking for system administrators, engineers, and developers to join its research panel. The geolocation database or API detects location, proxy and other >20 parameters.

Education 100
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Sponsored Post: G-Core Labs, Close, Wynter, Pinecone, Kinsta, Bridgecrew, IP2Location, StackHawk, InterviewCamp.io, Educative, Stream, Fauna, Triplebyte

High Scalability

Close is building the sales communication platform of the future and we're looking for a Site Reliability Engineer to help us accomplish that goal. Wynter is looking for system administrators, engineers, and developers to join its research panel. Participate in research surveys, get paid ($90-$180/hr) for your feedback and comments.

Education 100
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New Metadata-Only Column Changes in SQL Server 2016

SQL Performance

When we ask SQL Server to change some aspect of a column's definition, it needs to check that the existing data is compatible with the new definition. Depending on the type of change and the configuration of the database, an ALTER COLUMN command will need to perform one of the following actions: Change metadata in system tables only.

Servers 63