Flink supports a number of advanced state management capabilities. Learn about how these capabilities are useful for fault tolerance.
- [Instructor] Flink has more capabilities … in managing states beyond the ones discussed … in the previous videos. … We will enumerate them in this video. … These are advanced uses and beyond the scope of this course … for detailed examples. … Flink supports resetting of states. … We can use the clear function to explicitly clear … the state information in a state variable. … This is useful in a few situations, … like a user logging out and logging back in. … Flink also supports time-to-live settings … that will automatically reset state. … For example, we can reset states … related to a browser session … after a specified amount of inactivity. … Flink uses regular snapshots to back up state information. … If there is any problem with a specific job … and the job gets restarted, … the snapshot can be used to restore the state. … The snapshot function in the original function … can be overridden by implementing a custom snapshot … and the restore function. … This can be used to persist state …
- Streaming with Apache Flink
- Using the DataStream API for basic stream processing
- Working with process functions
- Windowing and joins
- Setting up event-time processing
- State management in Flink
Skill Level Advanced
1. Apache Flink
2. DataStream API
4. Event Time Processing
5. State Management
6. Use Case Project
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