October 2020
Beginner
250 pages
6h 21m
English
Content preview from Docker Deep Dive
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13: Volumes and persistent data
Stateful applications that persist data are becoming more and more important in the world of cloud-native and microservices applications. Docker is an important infrastructure technology in this space, so we’ll turn our attention in this chapter to investigating how Docker handles applications that write persistent data.
We’ll split the chapter into the usual three parts:
- The TLDR
- The deep dive
- The commands
Volumes and persistent data - The TLDR
There are two main categories of data — persistent and non-persistent.
Persistent is the data you need to keep. Things like; customer records, financial data, research results, audit logs, and even some types of application log data. Non-persistent is the data you don’t ...
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