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Redis Community Edition 8.0 release notes
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=========================================
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============================================================
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8.0-RC1 (v7.9.240) Committed Tue 11 Mar 2025 11:00:00 IST
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============================================================
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This is the first Release Candidate of Redis Community Edition 8.0.
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Release candidates are feature-complete pre-releases. Pre-releases are not suitable for production use.
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### Headlines
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8.0-RC1 includes 3 new hash commands, performance improvements, and memory defragmentation improvements.
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### Distributions
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- Alpine and Debian Docker images - https://hub.docker.com/_/redis
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- Install using snap - see https://github.com/redis/redis-snap
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- Install using brew - see https://github.com/redis/homebrew-redis
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- Install using RPM and Debian APT - will be added on the GA release
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### New Features
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- #13798 Hash - new commands:
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- `HGETDEL` Get and delete the value of one or more fields of a given hash key
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- `HGETEX` Get the value of one or more fields of a given hash key, and optionally set their expiration
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- `HSETEX` Set the value of one or more fields of a given hash key, and optionally set their expiration
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- #13773 Add replication offset to AOF, allowing more robust way to determine which AOF has a more up-to-date data during recovery
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- #13740, #13763 shared secret - new mechanism to allow sending internal commands between nodes
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### Bug fixes
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- #13804 Overflow on 32-bit systems when calculating idle time for eviction
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- #13793 `WAITAOF` returns prematurely
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- #13800 Remove `DENYOOM` from `HEXPIRE`, `HEXPIREAT`, `HPEXPIRE`, and `HPEXPIREAT`
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- #13632 Streams - wrong behavior of `XREAD +` after last entry
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### Modules API
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- #13788 `RedisModule_LoadDefaultConfigs` - load module configuration values from redis.conf
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- #13815 `RM_RegisterDefragFunc2` - support for incremental defragmentation of global module data
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- #13816 `RM_DefragRedisModuleDict` - allow modules to defrag `RedisModuleDict`
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- #13774 `RM_GetContextFlags` - add a `REDISMODULE_CTX_FLAGS_DEBUG_ENABLED` flag to execute debug commands
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### Performance and resource utilization improvements
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- #13752 Reduce defrag CPU usage when defragmentation is ineffective
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- #13764 Reduce latency when a command is called consecutively
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- #13787 Optimize parsing data from clients, specifically multi-bulk (array) data
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- #13792 Optimize dictionary lookup by avoiding duplicate key length calculation during comparisons
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- #13796 Optimize expiration checks
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============================================================
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8.0-M03 (v7.9.226) Committed Mon 20 Jan 2025 15:00:00 IST
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============================================================
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YaacovHazan