Redis 7.4 release notes and breaking changes

Release notes and breaking changes for Redis 7.4 on Redis Cloud.

Redis 7.4 offers hash field expiration and other feature set improvements. For more information on the changes in Redis 7.4, see What's new in Redis 7.4.

Breaking changes

When new versions of Redis Community Edition change existing commands, upgrading your database to a new version can potentially break some functionality. Before you upgrade, read the provided list of breaking changes that affect Redis Cloud and update any applications that connect to your database to handle these changes.

If you're upgrading from Redis 6.4, also review the Redis 7.2 breaking changes before upgrading.

Security behavior changes

• #13108 Lua: LRU eviction for scripts generated with EVAL.

Other general behavior changes

• #13133 Lua: allocate VM code with jemalloc instead of libc and count it as used memory.

• #12171 ACL LOAD: do not disconnect all clients.