Redis Command Reference

Redis Command Reference

🚧 This page is under construction

Estimated completion: July 2026

Current progress: Planning phase

📋 Planned Content

This page will contain a complete reference for all Redis commands, grouped by command type:

1. General Commands

Command	Description	Syntax
PING	Test connection	`PING [message]`
INFO	View server info	`INFO [section]`
DBSIZE	View key count	`DBSIZE`
FLUSHDB	Clear current database	`FLUSHDB`
FLUSHALL	Clear all databases	`FLUSHALL`

2. Key Commands

Command	Description	Syntax
SET	Set key value	`SET key value [EX seconds] [PX ms] [NX\|XX]`
GET	Get key value	`GET key`
DEL	Delete key	`DEL key [key ...]`
EXISTS	Check key existence	`EXISTS key [key ...]`
EXPIRE	Set expiration	`EXPIRE key seconds`
TTL	View expiration time	`TTL key`
KEYS	Find keys	`KEYS pattern`
SCAN	Iterate keys	`SCAN cursor [MATCH pattern] [COUNT count]`

3. String Commands

Command	Description	Syntax
SET	Set string	`SET key value`
GET	Get string	`GET key`
INCR	Increment	`INCR key`
DECR	Decrement	`DECR key`
APPEND	Append	`APPEND key value`
STRLEN	Get length	`STRLEN key`

4. Hash Commands

Command	Description	Syntax
HSET	Set field	`HSET key field value`
HGET	Get field	`HGET key field`
HGETALL	Get all fields	`HGETALL key`
HDEL	Delete field	`HDEL key field [field ...]`
HKEYS	Get all field names	`HKEYS key`
HVALS	Get all values	`HVALS key`

5. List Commands

Command	Description	Syntax
LPUSH	Left insert	`LPUSH key value [value ...]`
RPUSH	Right insert	`RPUSH key value [value ...]`
LPOP	Left pop	`LPOP key`
RPOP	Right pop	`RPOP key`
LRANGE	Get range	`LRANGE key start stop`
LLEN	Get length	`LLEN key`

6. Set Commands

Command	Description	Syntax
SADD	Add element	`SADD key member [member ...]`
SREM	Remove element	`SREM key member [member ...]`
SMEMBERS	Get all elements	`SMEMBERS key`
SISMEMBER	Check element existence	`SISMEMBER key member`
SINTER	Intersection	`SINTER key [key ...]`
SUNION	Union	`SUNION key [key ...]`
SDIFF	Difference	`SDIFF key [key ...]`

7. Sorted Set Commands

Command	Description	Syntax
ZADD	Add element	`ZADD key score member [score member ...]`
ZRANGE	Get range	`ZRANGE key start stop [WITHSCORES]`
ZREVRANGE	Reverse range	`ZREVRANGE key start stop [WITHSCORES]`
ZSCORE	Get score	`ZSCORE key member`
ZRANK	Get rank	`ZRANK key member`
ZREM	Remove element	`ZREM key member [member ...]`

Redis Official Command Reference

📝 Contribution Guide

If you'd like to help complete this page:

Refer to the official documentation: https://redis.io/commands/
Add command descriptions following the structure above
Include syntax, parameters, return values, and examples
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💡 Tip: Need to look up a specific command? Use Redis's built-in help system:

HELP <command>