From ed48d521a5fd654c3ececd90d4e866cb7d110899 Mon Sep 17 00:00:00 2001 From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com> Date: Thu, 22 Jan 2026 12:25:16 +0000 Subject: [PATCH 1/4] Initial plan From 9c54f0348a140788d8b906f7bf5484ef44b0e32f Mon Sep 17 00:00:00 2001 From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com> Date: Thu, 22 Jan 2026 12:30:37 +0000 Subject: [PATCH 2/4] Add documentation for DIGEST and DELEX commands Co-authored-by: romange <3674760+romange@users.noreply.github.com> --- docs/command-reference/compatibility.md | 2 + docs/command-reference/generic/delex.md | 186 ++++++++++++++++++++ docs/command-reference/strings/digest.md | 123 +++++++++++++ src/components/CompatibilityTable/data.json | 2 +- 4 files changed, 312 insertions(+), 1 deletion(-) create mode 100644 docs/command-reference/generic/delex.md create mode 100644 docs/command-reference/strings/digest.md diff --git a/docs/command-reference/compatibility.md b/docs/command-reference/compatibility.md index c193280b..86d5a300 100644 --- a/docs/command-reference/compatibility.md +++ b/docs/command-reference/compatibility.md @@ -40,6 +40,7 @@ sidebar_position: 0 | | SELECT | Fully supported | | Generic | COPY | Partially supported | | | DEL | Fully supported | +| | DELEX | Fully supported | | | DUMP | Fully supported | | | EXISTS | Fully supported | | | EXPIRE | Fully supported | @@ -267,6 +268,7 @@ sidebar_position: 0 | String | APPEND | Fully supported | | | DECR | Fully supported | | | DECRBY | Fully supported | +| | DIGEST | Fully supported | | | GET | Fully supported | | | GETEX | Fully supported | | | GETDEL | Fully supported | diff --git a/docs/command-reference/generic/delex.md b/docs/command-reference/generic/delex.md new file mode 100644 index 00000000..c62a8d06 --- /dev/null +++ b/docs/command-reference/generic/delex.md @@ -0,0 +1,186 @@ +--- +description: Learn how to use Redis DELEX command for conditional key deletion. +--- + +import PageTitle from '@site/src/components/PageTitle'; + +# DELEX + + + +## Introduction + +The `DELEX` command provides conditional key deletion based on value or digest comparison. +It enables atomic conditional operations, allowing you to delete keys only when specific conditions are met. +This is useful for implementing optimistic locking patterns and ensuring data consistency. + +## Syntax + +```shell +DELEX key [IFEQ value | IFNE value | IFDEQ digest | IFDNE digest] +``` + +**Time complexity:** +- O(1) when no condition is specified +- O(min(M,N)) for value comparisons (IFEQ/IFNE) where M and N are value lengths +- O(N) for digest comparisons (IFDEQ/IFDNE) where N is the length of the stored string value + +**ACL categories:** @keyspace, @write, @fast + +## Parameter Explanations + +- `key`: The key to conditionally delete. Must be a string type for conditional operations. +- `IFEQ value` (optional): Delete the key only if its value matches the provided value. +- `IFNE value` (optional): Delete the key only if its value differs from the provided value. +- `IFDEQ digest` (optional): Delete the key only if its digest matches the provided digest (16-character hex string). +- `IFDNE digest` (optional): Delete the key only if its digest differs from the provided digest (16-character hex string). + +## Return Values + +- Returns `1` if the key was deleted. +- Returns `0` if the key was not deleted (condition not met or key doesn't exist). + +## Code Examples + +### Basic DELEX Without Condition + +Without a condition, `DELEX` behaves like the standard [`DEL`](./del.md) command: + +```shell +dragonfly$> SET mykey "hello" +OK +dragonfly$> DELEX mykey +(integer) 1 +dragonfly$> EXISTS mykey +(integer) 0 +``` + +### DELEX with IFEQ (Delete If Equal) + +Delete the key only if the value matches: + +```shell +dragonfly$> SET mykey "hello" +OK +dragonfly$> DELEX mykey IFEQ "hello" +(integer) 1 + +dragonfly$> SET mykey "hello" +OK +dragonfly$> DELEX mykey IFEQ "world" +(integer) 0 +dragonfly$> GET mykey +"hello" +``` + +### DELEX with IFNE (Delete If Not Equal) + +Delete the key only if the value differs: + +```shell +dragonfly$> SET mykey "hello" +OK +dragonfly$> DELEX mykey IFNE "world" +(integer) 1 + +dragonfly$> SET mykey "hello" +OK +dragonfly$> DELEX mykey IFNE "hello" +(integer) 0 +dragonfly$> GET mykey +"hello" +``` + +### DELEX with IFDEQ (Delete If Digest Equal) + +Delete the key only if the digest matches: + +```shell +dragonfly$> SET mykey "test" +OK +dragonfly$> DIGEST mykey +"a1b2c3d4e5f67890" +dragonfly$> DELEX mykey IFDEQ "a1b2c3d4e5f67890" +(integer) 1 + +dragonfly$> SET mykey "test" +OK +dragonfly$> DELEX mykey IFDEQ "0000000000000000" +(integer) 0 +dragonfly$> GET mykey +"test" +``` + +### DELEX with IFDNE (Delete If Digest Not Equal) + +Delete the key only if the digest differs: + +```shell +dragonfly$> SET mykey "test" +OK +dragonfly$> DIGEST mykey +"a1b2c3d4e5f67890" +dragonfly$> DELEX mykey IFDNE "0000000000000000" +(integer) 1 + +dragonfly$> SET mykey "test" +OK +dragonfly$> DELEX mykey IFDNE "a1b2c3d4e5f67890" +(integer) 0 +dragonfly$> GET mykey +"test" +``` + +### Optimistic Locking Pattern + +Use `DELEX` for optimistic locking to ensure data hasn't changed: + +```shell +dragonfly$> SET counter "100" +OK +dragonfly$> DIGEST counter +"d4f3c8b2a1e6f7d9" + +# Later, delete only if the value hasn't changed +dragonfly$> DELEX counter IFDEQ "d4f3c8b2a1e6f7d9" +(integer) 1 +``` + +## Best Practices + +- Use `DELEX` with digest comparisons (`IFDEQ`/`IFDNE`) for efficient optimistic locking without transferring full values. +- Use value comparisons (`IFEQ`/`IFNE`) when you need exact value matching. +- Always check the return value to determine if the deletion was successful. +- For optimistic locking, compute the digest first with [`DIGEST`](../strings/digest.md), then use `DELEX IFDEQ` to ensure atomicity. + +## Common Mistakes + +- Providing only a condition without a value/digest (e.g., `DELEX key IFEQ`) will result in a syntax error. +- Using `DELEX` with conditional options on non-string keys will result in a `WRONGTYPE` error. +- Forgetting that `DELEX` returns `0` when the condition is not met, not an error. + +## FAQs + +### What happens if the key doesn't exist? + +If the key doesn't exist, `DELEX` returns `0` regardless of the condition specified. + +### Can DELEX be used with non-string values? + +For basic `DELEX key` without conditions, yes. However, conditional operations (IFEQ, IFNE, IFDEQ, IFDNE) only work with string values. + +### Is DELEX atomic? + +Yes, `DELEX` is atomic. The check and delete operation happens as a single atomic operation within Dragonfly's transaction framework. + +### Is DELEX replicated? + +Yes, `DELEX` operations are journaled and replicated to replicas, ensuring consistency across your cluster. + +### How is DELEX different from DEL? + +`DELEX` extends [`DEL`](./del.md) by adding conditional deletion based on value or digest matching. Without conditions, `DELEX key` behaves identically to `DEL key`. + +### Is DELEX compatible with Redis? + +Yes, `DELEX` is compatible with Redis 8.4.0 and later versions. diff --git a/docs/command-reference/strings/digest.md b/docs/command-reference/strings/digest.md new file mode 100644 index 00000000..b50bcfc0 --- /dev/null +++ b/docs/command-reference/strings/digest.md @@ -0,0 +1,123 @@ +--- +description: Learn how to use Redis DIGEST command to compute hash digest of string values. +--- + +import PageTitle from '@site/src/components/PageTitle'; + +# DIGEST + + + +## Introduction + +The `DIGEST` command returns a hash digest for the value stored at a specified key. +It uses the XXH3 hashing algorithm to compute a 64-bit hash and returns it as a 16-character hexadecimal string. +This command is useful for comparing values without transferring the full content, implementing checksums, or detecting changes. + +## Syntax + +```shell +DIGEST key +``` + +**Time complexity:** O(N) where N is the length of the string value + +**ACL categories:** @read, @string, @fast + +## Parameter Explanations + +- `key`: The key whose value should be hashed. Must be a string type. + +## Return Values + +- Returns a 16-character hexadecimal string representing the XXH3 64-bit hash of the value. +- Returns `nil` if the key does not exist. +- Returns an error if the key exists but holds a non-string value type. + +## Code Examples + +### Basic Example + +Compute digest of a string value: + +```shell +dragonfly$> SET mykey "Hello, Dragonfly!" +OK +dragonfly$> DIGEST mykey +"d4f3c8b2a1e6f7d9" +``` + +### Non-Existent Key + +If the key does not exist, `DIGEST` returns `nil`: + +```shell +dragonfly$> DIGEST non_existent_key +(nil) +``` + +### Digest Consistency + +The same value always produces the same digest: + +```shell +dragonfly$> SET key1 "test" +OK +dragonfly$> SET key2 "test" +OK +dragonfly$> DIGEST key1 +"a1b2c3d4e5f67890" +dragonfly$> DIGEST key2 +"a1b2c3d4e5f67890" +``` + +### Different Values Produce Different Digests + +```shell +dragonfly$> SET key1 "hello" +OK +dragonfly$> SET key2 "world" +OK +dragonfly$> DIGEST key1 +"1234567890abcdef" +dragonfly$> DIGEST key2 +"fedcba0987654321" +``` + +### Error on Wrong Type + +```shell +dragonfly$> LPUSH mylist "item" +(integer) 1 +dragonfly$> DIGEST mylist +(error) WRONGTYPE Operation against a key holding the wrong kind of value +``` + +## Best Practices + +- Use `DIGEST` to compare values efficiently without transferring full content over the network. +- Implement change detection mechanisms by storing and comparing digests. +- Use with [`DELEX`](../generic/delex.md) `IFDEQ`/`IFDNE` for conditional deletions based on digest matching. + +## Common Mistakes + +- Attempting to use `DIGEST` on non-string keys will result in a `WRONGTYPE` error. +- Assuming different values might produce the same digest (hash collisions are extremely rare with XXH3). + +## FAQs + +### What hashing algorithm does DIGEST use? + +`DIGEST` uses the XXH3 algorithm, which is a fast, non-cryptographic hash function that produces a 64-bit hash value. + +### Is DIGEST suitable for cryptographic purposes? + +No, `DIGEST` uses XXH3 which is not a cryptographic hash function. For cryptographic purposes, use dedicated cryptographic hash functions. + +### Can DIGEST work with compressed or integer-encoded strings? + +Yes, `DIGEST` handles all string encodings including raw strings, integer-encoded strings, and compressed strings. + +### Is DIGEST compatible with Redis? + +Yes, `DIGEST` is compatible with Redis 8.4.0 and later versions. diff --git a/src/components/CompatibilityTable/data.json b/src/components/CompatibilityTable/data.json index 90a122f3..72254259 100644 --- a/src/components/CompatibilityTable/data.json +++ b/src/components/CompatibilityTable/data.json @@ -1 +1 @@ -[{"family":"Bitmap","command":"BITCOUNT","support":"Fully supported","notes":"We do not have external docs for any of these commands"} ,{"family":"Bitmap","command":"BITFIELD","support":"Unsupported","notes":null},{"family":"Bitmap","command":"BITFIELD_RO","support":"Unsupported","notes":null},{"family":"Bitmap","command":"BITOP","support":"Fully 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"Sorted Set", "command": "ZRANGE", "support": "Fully supported", "notes": null}, {"family": "Sorted Set", "command": "ZRANGEBYLEX", "support": "Fully supported", "notes": null}, {"family": "Sorted Set", "command": "ZRANGEBYSCORE", "support": "Fully supported", "notes": null}, {"family": "Sorted Set", "command": "ZRANK", "support": "Fully supported", "notes": null}, {"family": "Sorted Set", "command": "ZREM", "support": "Fully supported", "notes": null}, {"family": "Sorted Set", "command": "ZREMRANGEBYLEX", "support": "Fully supported", "notes": null}, {"family": "Sorted Set", "command": "ZREMRANGEBYRANK", "support": "Fully supported", "notes": null}, {"family": "Sorted Set", "command": "ZREMRANGEBYSCORE", "support": "Fully supported", "notes": null}, {"family": "Sorted Set", "command": "ZREVRANGE", "support": "Fully supported", "notes": null}, {"family": "Sorted Set", "command": "ZREVRANGEBYLEX", "support": "Fully supported", "notes": null}, {"family": "Sorted Set", "command": "ZREVRANGEBYSCORE", "support": "Fully supported", "notes": null}, {"family": "Sorted Set", "command": "ZREVRANK", "support": "Fully supported", "notes": null}, {"family": "Sorted Set", "command": "ZSCAN", "support": "Fully supported", "notes": null}, {"family": "Sorted Set", "command": "ZSCORE", "support": "Fully supported", "notes": null}, {"family": "Sorted Set", "command": "ZUNION", "support": "Fully supported", "notes": null}, {"family": "Sorted Set", "command": "ZUNIONSTORE", "support": "Fully supported", "notes": null}, {"family": "Stream", "command": "XAUTOCLAIM", "support": "Unsupported", "notes": null}, {"family": "Stream", "command": "XCLAIM", "support": "TBD", "notes": null}, {"family": "Stream", "command": "XREAD", "support": "Fully supported", "notes": null}, {"family": "Stream", "command": "XADD", "support": "Fully supported", "notes": null}, {"family": "Stream", "command": "XPENDING", "support": "TBD", "notes": null}, {"family": "Stream", "command": "XGROUP", "support": "Partially supported", "notes": null}, {"family": "Stream", "command": "XRANGE", "support": "Fully supported", "notes": null}, {"family": "Stream", "command": "XSETID", "support": "Fully supported", "notes": null}, {"family": "Stream", "command": "XREVRANGE", "support": "Fully supported", "notes": null}, {"family": "Stream", "command": "XREADGROUP", "support": "Unsupported", "notes": null}, {"family": "Stream", "command": "XDEL", "support": "Fully supported", "notes": null}, {"family": "Stream", "command": "XINFO", "support": "Partially supported", "notes": "does not support CONSUMERS and STREAMS options yet"}, {"family": "Stream", "command": "XACK", "support": "Unsupported", "notes": null}, {"family": "Stream", "command": "XTRIM", "support": "Partially supported", "notes": null}, {"family": "String", "command": "APPEND", "support": "Fully supported", "notes": null}, {"family": "String", "command": "DECR", "support": "Fully supported", "notes": null}, {"family": "String", "command": "DECRBY", "support": "Fully supported", "notes": null}, {"family": "String", "command": "DIGEST", "support": "Fully supported", "notes": null}, {"family": "String", "command": "GET", "support": "Fully supported", "notes": null}, {"family": "String", "command": "GETDEL", "support": "Fully supported", "notes": null}, {"family": "String", "command": "GETEX", "support": "Fully supported", "notes": null}, {"family": "String", "command": "GETRANGE", "support": "Fully supported", "notes": null}, {"family": "String", "command": "GETSET", "support": "Fully supported", "notes": null}, {"family": "String", "command": "INCR", "support": "Fully supported", "notes": null}, {"family": "String", "command": "INCRBY", "support": "Fully supported", "notes": null}, {"family": "String", "command": "INCRBYFLOAT", "support": "Fully supported", "notes": null}, {"family": "String", "command": "LCS", "support": "Unsupported", "notes": "API 7.0.0"}, {"family": "String", "command": "MGET", "support": "Fully supported", "notes": null}, {"family": "String", "command": "MSET", "support": "Fully supported", "notes": null}, {"family": "String", "command": "MSETNX", "support": "Fully supported", "notes": null}, {"family": "String", "command": "PSETEX", "support": "Fully supported", "notes": null}, {"family": "String", "command": "SET", "support": "Fully supported", "notes": null}, {"family": "String", "command": "SETEX", "support": "Fully supported", "notes": null}, {"family": "String", "command": "SETNX", "support": "Fully supported", "notes": null}, {"family": "String", "command": "SETRANGE", "support": "Fully supported", "notes": null}, {"family": "String", "command": "STRLEN", "support": "Fully supported", "notes": null}, {"family": "String", "command": "SUBSTR", "support": "Fully supported", "notes": null}, {"family": "Transactions", "command": "DISCARD", "support": "Fully supported", "notes": null}, {"family": "Transactions", "command": "EXEC", "support": "Fully supported", "notes": null}, {"family": "Transactions", "command": "MULTI", "support": "Fully supported", "notes": null}, {"family": "Transactions", "command": "UNWATCH", "support": "Fully supported", "notes": null}, {"family": "Transactions", "command": "WATCH", "support": "Fully supported", "notes": null}, {"family": "Bloom Filter", "command": "TBD", "support": "Unsupported", "notes": null}, {"family": "Cuckoo Filter", "command": "TBD", "support": "Unsupported", "notes": null}, {"family": "Count-min Sketch", "command": "TBD", "support": "Unsupported", "notes": null}, {"family": "Graph", "command": "TBD", "support": "Unsupported", "notes": null}, {"family": "JSON", "command": "ARRAPPEND", "support": "Fully supported", "notes": null}, {"family": "JSON", "command": "ARRINDEX", "support": "Fully supported", "notes": null}, {"family": "JSON", "command": "ARRINSERT", "support": "Fully supported", "notes": null}, {"family": "JSON", "command": "ARRLEN", "support": "Fully supported", "notes": null}, {"family": "JSON", "command": "ARRPOP", "support": "Fully supported", "notes": null}, {"family": "JSON", "command": "ARRTRIM", "support": "Fully supported", "notes": null}, {"family": "JSON", "command": "CLEAR", "support": "Fully supported", "notes": null}, {"family": "JSON", "command": "DEBUG", "support": "Fully supported", "notes": null}, {"family": "JSON", "command": "DEBUG MEMORY", "support": "Unsupported", "notes": "Report a value's memory usage in bytes"}, {"family": "JSON", "command": "DEL", "support": "Fully supported", "notes": null}, {"family": "JSON", "command": "FORGET", "support": "Fully supported", "notes": null}, {"family": "JSON", "command": "GET", "support": "Fully supported", "notes": null}, {"family": "JSON", "command": "MERGE", "support": "Unsupported", "notes": null}, {"family": "JSON", "command": "MGET", "support": "Fully supported", "notes": null}, {"family": "JSON", "command": "MSET", "support": "Unsupported", "notes": null}, {"family": "JSON", "command": "NUMINCRBY", "support": "Fully supported", "notes": null}, {"family": "JSON", "command": "NUMMULTBY", "support": "Fully supported", "notes": null}, {"family": "JSON", "command": "OBJKEYS", "support": "Fully supported", "notes": null}, {"family": "JSON", "command": "OBJLEN", "support": "Fully supported", "notes": null}, {"family": "JSON", "command": "RESP", "support": "Fully supported", "notes": null}, {"family": "JSON", "command": "SET", "support": "Fully supported", "notes": null}, {"family": "JSON", "command": "STRAPPEND", "support": "Fully supported", "notes": null}, {"family": "JSON", "command": "STRLEN", "support": "Fully supported", "notes": null}, {"family": "JSON", "command": "TOGGLE", "support": "Fully supported", "notes": null}, {"family": "JSON", "command": "TYPE", "support": "Fully supported", "notes": null}, {"family": "Search", "command": "FT.CREATE", "support": "Unsupported", "notes": null}, {"family": "Search", "command": "FT.SEARCH", "support": "Unsupported", "notes": null}, {"family": "Search", "command": "FT.SYNUPDATE", "support": "Unsupported", "notes": null}, {"family": "Search", "command": "FT.SYNDUMP", "support": "Unsupported", "notes": null}, {"family": "Auto Suggest", "command": "TBD", "support": "Unsupported", "notes": null}, {"family": "T-Digest", "command": "TBD", "support": "Unsupported", "notes": null}, {"family": "Time Series", "command": "TBD", "support": "Unsupported", "notes": null}, {"family": "Top-K", "command": "TBD", "support": "Unsupported", "notes": null}] \ No newline at end of file From dca71803708ed0a2bc9576a8af8f9a728cf920db Mon Sep 17 00:00:00 2001 From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com> Date: Thu, 22 Jan 2026 13:25:31 +0000 Subject: [PATCH 3/4] Update DIGEST and DELEX docs with actual digest values and version info Co-authored-by: romange <3674760+romange@users.noreply.github.com> --- docs/command-reference/generic/delex.md | 18 ++++++++---------- docs/command-reference/strings/digest.md | 16 +++++++--------- 2 files changed, 15 insertions(+), 19 deletions(-) diff --git a/docs/command-reference/generic/delex.md b/docs/command-reference/generic/delex.md index c62a8d06..fbc1bc87 100644 --- a/docs/command-reference/generic/delex.md +++ b/docs/command-reference/generic/delex.md @@ -14,6 +14,8 @@ The `DELEX` command provides conditional key deletion based on value or digest c It enables atomic conditional operations, allowing you to delete keys only when specific conditions are met. This is useful for implementing optimistic locking patterns and ensuring data consistency. +**Availability:** Dragonfly v1.37.0 and later. + ## Syntax ```shell @@ -99,8 +101,8 @@ Delete the key only if the digest matches: dragonfly$> SET mykey "test" OK dragonfly$> DIGEST mykey -"a1b2c3d4e5f67890" -dragonfly$> DELEX mykey IFDEQ "a1b2c3d4e5f67890" +"9ec9f7918d7dfc40" +dragonfly$> DELEX mykey IFDEQ "9ec9f7918d7dfc40" (integer) 1 dragonfly$> SET mykey "test" @@ -119,13 +121,13 @@ Delete the key only if the digest differs: dragonfly$> SET mykey "test" OK dragonfly$> DIGEST mykey -"a1b2c3d4e5f67890" +"9ec9f7918d7dfc40" dragonfly$> DELEX mykey IFDNE "0000000000000000" (integer) 1 dragonfly$> SET mykey "test" OK -dragonfly$> DELEX mykey IFDNE "a1b2c3d4e5f67890" +dragonfly$> DELEX mykey IFDNE "9ec9f7918d7dfc40" (integer) 0 dragonfly$> GET mykey "test" @@ -139,10 +141,10 @@ Use `DELEX` for optimistic locking to ensure data hasn't changed: dragonfly$> SET counter "100" OK dragonfly$> DIGEST counter -"d4f3c8b2a1e6f7d9" +"e3cd843a18868415" # Later, delete only if the value hasn't changed -dragonfly$> DELEX counter IFDEQ "d4f3c8b2a1e6f7d9" +dragonfly$> DELEX counter IFDEQ "e3cd843a18868415" (integer) 1 ``` @@ -180,7 +182,3 @@ Yes, `DELEX` operations are journaled and replicated to replicas, ensuring consi ### How is DELEX different from DEL? `DELEX` extends [`DEL`](./del.md) by adding conditional deletion based on value or digest matching. Without conditions, `DELEX key` behaves identically to `DEL key`. - -### Is DELEX compatible with Redis? - -Yes, `DELEX` is compatible with Redis 8.4.0 and later versions. diff --git a/docs/command-reference/strings/digest.md b/docs/command-reference/strings/digest.md index b50bcfc0..4e43924a 100644 --- a/docs/command-reference/strings/digest.md +++ b/docs/command-reference/strings/digest.md @@ -14,6 +14,8 @@ The `DIGEST` command returns a hash digest for the value stored at a specified k It uses the XXH3 hashing algorithm to compute a 64-bit hash and returns it as a 16-character hexadecimal string. This command is useful for comparing values without transferring the full content, implementing checksums, or detecting changes. +**Availability:** Dragonfly v1.37.0 and later. + ## Syntax ```shell @@ -44,7 +46,7 @@ Compute digest of a string value: dragonfly$> SET mykey "Hello, Dragonfly!" OK dragonfly$> DIGEST mykey -"d4f3c8b2a1e6f7d9" +"063b4909128e92b7" ``` ### Non-Existent Key @@ -66,9 +68,9 @@ OK dragonfly$> SET key2 "test" OK dragonfly$> DIGEST key1 -"a1b2c3d4e5f67890" +"9ec9f7918d7dfc40" dragonfly$> DIGEST key2 -"a1b2c3d4e5f67890" +"9ec9f7918d7dfc40" ``` ### Different Values Produce Different Digests @@ -79,9 +81,9 @@ OK dragonfly$> SET key2 "world" OK dragonfly$> DIGEST key1 -"1234567890abcdef" +"9555e8555c62dcfd" dragonfly$> DIGEST key2 -"fedcba0987654321" +"d6476c25083d69be" ``` ### Error on Wrong Type @@ -117,7 +119,3 @@ No, `DIGEST` uses XXH3 which is not a cryptographic hash function. For cryptogra ### Can DIGEST work with compressed or integer-encoded strings? Yes, `DIGEST` handles all string encodings including raw strings, integer-encoded strings, and compressed strings. - -### Is DIGEST compatible with Redis? - -Yes, `DIGEST` is compatible with Redis 8.4.0 and later versions. From 6e8daf3ac251c9a9b4ea40843e7ed87e2380405b Mon Sep 17 00:00:00 2001 From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com> Date: Thu, 22 Jan 2026 13:40:54 +0000 Subject: [PATCH 4/4] Remove compressed strings mention from DIGEST documentation Co-authored-by: romange <3674760+romange@users.noreply.github.com> --- docs/command-reference/strings/digest.md | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/docs/command-reference/strings/digest.md b/docs/command-reference/strings/digest.md index 4e43924a..b9083dd4 100644 --- a/docs/command-reference/strings/digest.md +++ b/docs/command-reference/strings/digest.md @@ -116,6 +116,6 @@ dragonfly$> DIGEST mylist No, `DIGEST` uses XXH3 which is not a cryptographic hash function. For cryptographic purposes, use dedicated cryptographic hash functions. -### Can DIGEST work with compressed or integer-encoded strings? +### Can DIGEST work with integer-encoded strings? -Yes, `DIGEST` handles all string encodings including raw strings, integer-encoded strings, and compressed strings. +Yes, `DIGEST` handles all string encodings including raw strings and integer-encoded strings.