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v8.8.0 Feature

This release adds 9 notable features for engineering teams evaluating rollout.

Published 9d Caching
✓ No known CVEs patched
Read the diff → Tool health → What is this tool? →

✓ No known CVEs patched in this version

Topics

cache database distributed-systems in-memory in-memory-database json
+11 more
key-value key-value-store messaging no-sql nosql real-time realtime redis time-series vector-databases vector-db

Summary

AI summary

Broad release touches Binary distributions, Bug fixes, @antirez, and Bookworm.

Changes in this release

Feature Medium

Adds new data structure: Array

Adds new data structure: Array

Source: llm_adapter@2026-05-25

Confidence: high

 —
Feature Medium

Adds subkey notification for hash fields (field-level notifications)

Adds subkey notification for hash fields (field-level notifications)

Source: llm_adapter@2026-05-25

Confidence: high

 —
Feature Medium

Adds `INCREX` window counter rate limiter combining INCR, INCRBY, INCRBYFLOAT with bounds and expiration

Adds `INCREX` window counter rate limiter combining INCR, INCRBY, INCRBYFLOAT with bounds and expiration

Source: llm_adapter@2026-05-25

Confidence: high

 —
Feature Medium

Adds `XNACK` streams command to explicitly release pending messages

Adds `XNACK` streams command to explicitly release pending messages

Source: llm_adapter@2026-05-25

Confidence: high

 —
Feature Medium

Adds `COUNT` aggregator to ZUNION, ZINTER, ZUNIONSTORE, ZINTERSTORE commands

Adds `COUNT` aggregator to ZUNION, ZINTER, ZUNIONSTORE, ZINTERSTORE commands

Source: llm_adapter@2026-05-25

Confidence: high

 —
Feature Medium

Adds `FPHA` argument to JSON.SET for specifying FP type of homogeneous FP arrays

Adds `FPHA` argument to JSON.SET for specifying FP type of homogeneous FP arrays

Source: llm_adapter@2026-05-25

Confidence: high

 —
Feature Medium

Adds support for multiple aggregators in TS.RANGE, TS.REVRANGE, TS.MRANGE, TS.MREVRANGE commands

Adds support for multiple aggregators in TS.RANGE, TS.REVRANGE, TS.MRANGE, TS.MREVRANGE commands

Source: llm_adapter@2026-05-25

Confidence: high

 —
Feature Medium

Adds argument to FT.HYBRID KNN clause to request fewer candidates per shard

Adds argument to FT.HYBRID KNN clause to request fewer candidates per shard

Source: llm_adapter@2026-05-25

Confidence: high

 —
Feature Medium

Adds profiling support for FT.HYBRID via FT.PROFILE HYBRID

Adds profiling support for FT.HYBRID via FT.PROFILE HYBRID

Source: llm_adapter@2026-05-25

Confidence: high

 —
Bugfix High

Handles cluster topology changes during multi-shard RedisTimeSeries commands

Handles cluster topology changes during multi-shard RedisTimeSeries commands

Source: granite4.1:30b@2026-05-25-audit

Confidence: low

 —
Bugfix High

Fixes memory leak on RDB load in RedisBloom (issue #1007)

Fixes memory leak on RDB load in RedisBloom (issue #1007)

Source: granite4.1:30b@2026-05-25-audit

Confidence: low

 —
Bugfix Medium

Fixes `INCREX` syntax update (issue #15237)

Fixes `INCREX` syntax update (issue #15237)

Source: llm_adapter@2026-05-25

Confidence: low

 —
Bugfix Medium

Enables memory tracking at runtime in non-clustered mode (issue #15005)

Enables memory tracking at runtime in non-clustered mode (issue #15005)

Source: granite4.1:30b@2026-05-25-audit

Confidence: low

 —
Full changelog

This is the General Availability release of Redis 8.8 in Redis Open Source.

Major changes compared to 8.6

  • New data structure: Array (@antirez)
  • Subkey notification for hash fields - field-level notifications
  • INCREX: a window counter rate limiter combining INCR, INCRBY, INCRBYFLOAT, bounds, and expiration (@raffertyyu + Redis team)
  • XNACK: a new streams command - allow consumers to explicitly release pending messages
  • ZUNION, ZINTER, ZUNIONSTORE, ZINTERSTORE: new COUNT aggregator
  • JSON.SET: new FPHA argument to specify the FP type for homogeneous FP arrays
  • TS.RANGE, TS.REVRANGE, TS.MRANGE, TS.MREVRANGE: multiple aggregators in a single command
  • FT.HYBRID KNN clause: new argument to request fewer candidates per shard
  • FT.PROFILE HYBRID: profiling support for FT.HYBRID
  • Performance improvements

Binary distributions

  • Alpine and Debian Docker images - https://hub.docker.com/_/redis
  • Install using snap - see https://github.com/redis/redis-snap
  • Install using brew - see https://github.com/redis/homebrew-redis
  • Install using RPM - see https://github.com/redis/redis-rpm
  • Install using Debian APT - see https://github.com/redis/redis-debian

Operating systems we test Redis 8.8 on

  • Ubuntu 22.04 (Jammy Jellyfish), 24.04 (Noble Numbat), 26.04 (Resolute Raccoon)
  • Rocky Linux 8.10, 9.7, 10.1
  • AlmaLinux 8.10, 9.7, 10.1
  • Debian 12.13 (Bookworm), Debian 13.4 (Trixie)
  • Alpine 3.23
  • macOS 14.8.4 (Sonoma), 15.7.4 (Sequoia), 26.3 (Tahoe) - for both Intel and ARM

Bug fixes (compared to 8.8-RC1)

  • #15237 INCREX syntax update
  • #15005 Memory tracking can be enabled at runtime in non-clustered mode
  • RedisTimeSeries/RedisTimeSeries#1930 Cluster topology changes during a multi-shard command are not handled (MOD-14439)
  • RedisBloom/RedisBloom#1007 Memory leak on RDB load (MOD-15418)
View diff on GitHub

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