Redis 4.x Cookbook

How it works...

In the Getting ready section, we disabled AOF persistence and cleared all the data in Redis. Re-enabling AOF persistence after that created an empty AOF file. Please note, we have to disable AOF persistence first before flushing the data, otherwise the AOF file will not be empty unless we run AOF rewrite.

In step 3, we issued seven commands to manipulate Redis keys:

• SET k1 v1
• INCR counter
• INCR counter
• SET k2 v2
• DEL k1
• DEL k3
• HSET mykey f1 v1 f2 v2

When we opened the AOF file for inspection, we found that the file contents seemed to be the Redis commands we just executed, in the RESP format as we introduced in the  Understanding Redis protocol recipe of Chapter 1, Getting Started with Redis.

There are two exceptions:

• There ...