How to determine the current Redis version
It's easy to know the current Redis version:
Method 1: Use the INFO command
Use the INFO command to obtain various information about Redis, including version numbers:
<code>redis-cli INFO</code>
The following lines will be included in the output:
<code>redis_version:7.0.4</code>
Method 2: Use the --version option
In the Redis CLI, use the --version option to directly display the version number:
<code>redis-cli --version</code>
The following similar information will be displayed in the output:
<code>Redis server v=7.0.4 sha=00000000:0 malloc=jemalloc-5.3.0 bits=64 build=6465d9b78df93d22</code>
Version number explanation
The Redis version number consists of three parts: the primary version number, the secondary version number and the revision number. For example, version number 7.0.4 means:
- Main version number: 7
- Secondary version number: 0
- Revision number: 4
The main version number indicates a major version update of Redis. The subversion number indicates functionality enhancements and bug fixes. Revision numbers indicate minor bug fixes and optimizations.
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