Search Results


8 matches found for 'batching'

Big Data Processing: Batching vs. Streaming

... work with large amounts of data. The way in which this data is gathered comes in a few variants: batching, where we aggregate a collection of data (e.g., by hourly time), streaming for data that needs to be processed in real-time, and a unified variant which simply does not distinguish the technical difference between batching and streaming, allowing you to programmatically use the same API for both.


Design Concepts

In this article, I want to go over some fundamental design concepts that are useful for coming up with system design. Requirements Functional Requirements Describes specific behaviors i.e. If a URL is generated, it is composed of a Base64 encoded alias Non-functional Requirements Describes architectural requirements i.


Scaling Instragram Infrastructure

... happen on replicas (Master-Slave Replication) To deal with increased latency with writes, by batching requests wherever possible Replication lag from Master to slave replicas was not a big issue (for them) Cassandra NoSQL (wide column store) to store user feeds, activities, etc.


Atomic operations with Elasticsearch

Preface Elasticsearch is a distributed, open source search and analytics engine for all types of data, including textual, numerical, geospatial, structured, and unstructured. Key Terms: Document - Serialized JSON data.


NoSQL - the Radical Databases

NoSQL NoSQL is a category of databases that aren't relational. For example, MySQL would be a relational database, where as MongoDB would be a NoSQL database. Back then, relational databases were the tried-and-true, prevalent and reliable data stores.


Misconceptions of Software Engineer interviews at FAANG

There are already so many articles and Quora/Reddit/Blind posts out there on how to interview prep to get into big companies. So instead of covering that in detail, I want to focus more on the angle of common misconceptions.


Web Development 101

HTTP vs. HTTPS HTTP stands for Hypertext Transfer Protocol. It typically runs on TCP port 80. It is a protocol for sending data through browsers in the form of webpages and such. One major flaw with HTTP is that it is vulnerable to man in the middle attacks.


Data stores in Software Architectures

Use Cases There are many ways to store your data. In this article we'll walk through some examples of data storage in common system designs. Reminder: There is no single best storage choice and they may vary heavily depending on things such as access patterns and scale.