update doc

This commit is contained in:
siddontang 2015-03-02 14:44:00 +08:00
parent 8de966c081
commit ab94f63375
3 changed files with 60 additions and 349 deletions

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@ -1,4 +1,4 @@
//This file was generated by .tools/generate_commands.py on Fri Feb 06 2015 09:15:18 +0800 //This file was generated by .tools/generate_commands.py on Mon Mar 02 2015 14:43:25 +0800
package main package main
var helpCommands = [][]string{ var helpCommands = [][]string{
@ -20,8 +20,6 @@ var helpCommands = [][]string{
{"BRPOP", "key [key ...] timeout", "List"}, {"BRPOP", "key [key ...] timeout", "List"},
{"BSETBIT", "key offset value", "Bitmap"}, {"BSETBIT", "key offset value", "Bitmap"},
{"BTTL", "key", "Bitmap"}, {"BTTL", "key", "Bitmap"},
{"BXREVSCAN", "key [MATCH match] [COUNT count]", "Bitmap"},
{"BXSCAN", "key [MATCH match] [COUNT count]", "Bitmap"},
{"COMMIT", "-", "Transaction"}, {"COMMIT", "-", "Transaction"},
{"CONFIG REWRITE", "-", "Server"}, {"CONFIG REWRITE", "-", "Server"},
{"DECR", "key", "KV"}, {"DECR", "key", "KV"},
@ -59,8 +57,6 @@ var helpCommands = [][]string{
{"HSET", "key field value", "Hash"}, {"HSET", "key field value", "Hash"},
{"HTTL", "key", "Hash"}, {"HTTL", "key", "Hash"},
{"HVALS", "key", "Hash"}, {"HVALS", "key", "Hash"},
{"HXREVSCAN", "key [MATCH match] [COUNT count]", "Hash"},
{"HXSCAN", "key [MATCH match] [COUNT count]", "Hash"},
{"INCR", "key", "KV"}, {"INCR", "key", "KV"},
{"INCRBY", "key increment", "KV"}, {"INCRBY", "key increment", "KV"},
{"INFO", "[section]", "Server"}, {"INFO", "[section]", "Server"},
@ -76,8 +72,6 @@ var helpCommands = [][]string{
{"LPUSH", "key value [value ...]", "List"}, {"LPUSH", "key value [value ...]", "List"},
{"LRANGE", "key start stop", "List"}, {"LRANGE", "key start stop", "List"},
{"LTTL", "key", "List"}, {"LTTL", "key", "List"},
{"LXREVSCAN", "key [MATCH match] [COUNT count]", "List"},
{"LXSCAN", "key [MATCH match] [COUNT count]", "List"},
{"MGET", "key [key ...]", "KV"}, {"MGET", "key [key ...]", "KV"},
{"MSET", "key value [key value ...]", "KV"}, {"MSET", "key value [key value ...]", "KV"},
{"PERSIST", "key", "KV"}, {"PERSIST", "key", "KV"},
@ -116,23 +110,13 @@ var helpCommands = [][]string{
{"STTL", "key", "Set"}, {"STTL", "key", "Set"},
{"SUNION", "key [key ...]", "Set"}, {"SUNION", "key [key ...]", "Set"},
{"SUNIONSTORE", "destination key [key ...]", "Set"}, {"SUNIONSTORE", "destination key [key ...]", "Set"},
{"SXREVSCAN", "key [MATCH match] [COUNT count]", "Set"},
{"SXSCAN", "key [MATCH match] [COUNT count]", "Set"},
{"SYNC", "logid", "Replication"}, {"SYNC", "logid", "Replication"},
{"TIME", "-", "Server"}, {"TIME", "-", "Server"},
{"TTL", "key", "KV"}, {"TTL", "key", "KV"},
{"XBREVSCAN", "key [MATCH match] [COUNT count]", "Bitmap"}, {"XHSCAN", "key cursor [MATCH match] [COUNT count]", "Hash"},
{"XBSCAN", "key [MATCH match] [COUNT count]", "Bitmap"}, {"XSCAN", "type cursor [MATCH match] [COUNT count]", "Server"},
{"XHREVSCAN", "key [MATCH match] [COUNT count]", "Hash"}, {"XSSCAN", "key cursor [MATCH match] [COUNT count]", "Set"},
{"XHSCAN", "key [MATCH match] [COUNT count]", "Hash"}, {"XZSCAN", "key cursor [MATCH match] [COUNT count]", "ZSet"},
{"XLREVSCAN", "key [MATCH match] [COUNT count]", "List"},
{"XLSCAN", "key [MATCH match] [COUNT count]", "List"},
{"XREVSCAN", "key [MATCH match] [COUNT count]", "KV"},
{"XSCAN", "key [MATCH match] [COUNT count]", "KV"},
{"XSREVSCAN", "key [MATCH match] [COUNT count]", "Set"},
{"XSSCAN", "key [MATCH match] [COUNT count]", "Set"},
{"XZREVSCAN", "key [MATCH match] [COUNT count]", "ZSet"},
{"XZSCAN", "key [MATCH match] [COUNT count]", "ZSet"},
{"ZADD", "key score member [score member ...]", "ZSet"}, {"ZADD", "key score member [score member ...]", "ZSet"},
{"ZCARD", "key", "ZSet"}, {"ZCARD", "key", "ZSet"},
{"ZCLEAR", "key", "ZSet"}, {"ZCLEAR", "key", "ZSet"},
@ -159,6 +143,4 @@ var helpCommands = [][]string{
{"ZSCORE", "key member", "ZSet"}, {"ZSCORE", "key member", "ZSet"},
{"ZTTL", "key", "ZSet"}, {"ZTTL", "key", "ZSet"},
{"ZUNIONSTORE", "destkey numkeys key [key ...] [WEIGHTS weight [weight ...]] [AGGREGATE SUM|MIN|MAX]", "ZSet"}, {"ZUNIONSTORE", "destkey numkeys key [key ...] [WEIGHTS weight [weight ...]] [AGGREGATE SUM|MIN|MAX]", "ZSet"},
{"ZXREVSCAN", "key [MATCH match] [COUNT count]", "ZSet"},
{"ZXSCAN", "key [MATCH match] [COUNT count]", "ZSet"},
} }

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@ -560,79 +560,7 @@
"group": "Transaction", "group": "Transaction",
"readonly": false "readonly": false
}, },
"XSCAN": {
"arguments": "key [MATCH match] [COUNT count]",
"group": "KV",
"readonly": true
},
"HXSCAN": {
"arguments": "key [MATCH match] [COUNT count]",
"group": "Hash",
"readonly": true
},
"LXSCAN": {
"arguments": "key [MATCH match] [COUNT count]",
"group": "List",
"readonly": true
},
"SXSCAN": {
"arguments": "key [MATCH match] [COUNT count]",
"group": "Set",
"readonly": true
},
"ZXSCAN": {
"arguments": "key [MATCH match] [COUNT count]",
"group": "ZSet",
"readonly": true
},
"BXSCAN": {
"arguments": "key [MATCH match] [COUNT count]",
"group": "Bitmap",
"readonly": true
},
"XREVSCAN": {
"arguments": "key [MATCH match] [COUNT count]",
"group": "KV",
"readonly": true
},
"HXREVSCAN": {
"arguments": "key [MATCH match] [COUNT count]",
"group": "Hash",
"readonly": true
},
"LXREVSCAN": {
"arguments": "key [MATCH match] [COUNT count]",
"group": "List",
"readonly": true
},
"SXREVSCAN": {
"arguments": "key [MATCH match] [COUNT count]",
"group": "Set",
"readonly": true
},
"ZXREVSCAN": {
"arguments": "key [MATCH match] [COUNT count]",
"group": "ZSet",
"readonly": true
},
"BXREVSCAN": {
"arguments": "key [MATCH match] [COUNT count]",
"group": "Bitmap",
"readonly": true
},
"FLUSHALL": { "FLUSHALL": {
"arguments": "-", "arguments": "-",
"group": "Server", "group": "Server",
@ -724,66 +652,30 @@
"readonly": true "readonly": true
}, },
"XBSCAN": { "XSCAN": {
"arguments": "key [MATCH match] [COUNT count]", "arguments": "type cursor [MATCH match] [COUNT count]",
"group": "Bitmap", "group": "Server",
"readonly": true
},
"XLSCAN": {
"arguments": "key [MATCH match] [COUNT count]",
"group": "List",
"readonly": true "readonly": true
}, },
"XHSCAN": { "XHSCAN": {
"arguments": "key [MATCH match] [COUNT count]", "arguments": "key cursor [MATCH match] [COUNT count]",
"group": "Hash", "group": "Hash",
"readonly": true "readonly": true
}, },
"XSSCAN": { "XSSCAN": {
"arguments": "key [MATCH match] [COUNT count]", "arguments": "key cursor [MATCH match] [COUNT count]",
"group": "Set", "group": "Set",
"readonly": true "readonly": true
}, },
"XZSCAN": { "XZSCAN": {
"arguments": "key [MATCH match] [COUNT count]", "arguments": "key cursor [MATCH match] [COUNT count]",
"group": "ZSet", "group": "ZSet",
"readonly": true "readonly": true
}, },
"XHREVSCAN": {
"arguments": "key [MATCH match] [COUNT count]",
"group": "Hash",
"readonly": true
},
"XLREVSCAN": {
"arguments": "key [MATCH match] [COUNT count]",
"group": "List",
"readonly": true
},
"XSREVSCAN": {
"arguments": "key [MATCH match] [COUNT count]",
"group": "Set",
"readonly": true
},
"XZREVSCAN": {
"arguments": "key [MATCH match] [COUNT count]",
"group": "ZSet",
"readonly": true
},
"XBREVSCAN": {
"arguments": "key [MATCH match] [COUNT count]",
"group": "Bitmap",
"readonly": true
},
"RESTORE": { "RESTORE": {
"arguments" : "key ttl value", "arguments" : "key ttl value",
"group" : "Server", "group" : "Server",

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@ -27,8 +27,6 @@ Table of Contents
- [EXPIREAT key timestamp](#expireat-key-timestamp) - [EXPIREAT key timestamp](#expireat-key-timestamp)
- [TTL key](#ttl-key) - [TTL key](#ttl-key)
- [PERSIST key](#persist-key) - [PERSIST key](#persist-key)
- [XSCAN key [MATCH match] [COUNT count]](#xscan-key-match-match-count-count)
- [XREVSCAN key [MATCH match] [COUNT count]](#xrevscan-key-match-match-count-count)
- [DUMP key](#dump-key) - [DUMP key](#dump-key)
- [Hash](#hash) - [Hash](#hash)
- [HDEL key field [field ...]](#hdel-key-field-field-) - [HDEL key field [field ...]](#hdel-key-field-field-)
@ -48,10 +46,6 @@ Table of Contents
- [HEXPIREAT key timestamp](#hexpireat-key-timestamp) - [HEXPIREAT key timestamp](#hexpireat-key-timestamp)
- [HTTL key](#httl-key) - [HTTL key](#httl-key)
- [HPERSIST key](#hpersist-key) - [HPERSIST key](#hpersist-key)
- [HXSCAN key [MATCH match] [COUNT count]](#hxscan-key-match-match-count-count)
- [HXREVSCAN key [MATCH match] [COUNT count]](#hxrevscan-key-match-match-count-count)
- [XHSCAN key [MATCH match] [COUNT count]](#xhscan-key-match-match-count-count)
- [XHREVSCAN key [MATCH match] [COUNT count]](#xhrevscan-key-match-match-count-count)
- [HDUMP key](#hdump-key) - [HDUMP key](#hdump-key)
- [List](#list) - [List](#list)
- [BLPOP key [key ...] timeout](#blpop-key-key--timeout) - [BLPOP key [key ...] timeout](#blpop-key-key--timeout)
@ -69,10 +63,6 @@ Table of Contents
- [LEXPIREAT key timestamp](#lexpireat-key-timestamp) - [LEXPIREAT key timestamp](#lexpireat-key-timestamp)
- [LTTL key](#lttl-key) - [LTTL key](#lttl-key)
- [LPERSIST key](#lpersist-key) - [LPERSIST key](#lpersist-key)
- [LXSCAN key [MATCH match] [COUNT count]](#lxscan-key-match-match-count-count)
- [LXREVSCAN key [MATCH match] [COUNT count]](#lxrevscan-key-match-match-count-count)
- [XLSCAN key [MATCH match] [COUNT count]](#xlscan-key-match-match-count-count)
- [XLREVSCAN key [MATCH match] [COUNT count]](#xlrevscan-key-match-match-count-count)
- [LDUMP key](#ldump-key) - [LDUMP key](#ldump-key)
- [Set](#set) - [Set](#set)
- [SADD key member [member ...]](#sadd-key-member-member-) - [SADD key member [member ...]](#sadd-key-member-member-)
@ -92,10 +82,6 @@ Table of Contents
- [SEXPIREAT key timestamp](#sexpireat-key-timestamp) - [SEXPIREAT key timestamp](#sexpireat-key-timestamp)
- [STTL key](#sttl-key) - [STTL key](#sttl-key)
- [SPERSIST key](#spersist-key) - [SPERSIST key](#spersist-key)
- [SXSCAN key [MATCH match] [COUNT count]](#sxscan-key-match-match-count-count)
- [SXREVSCAN key [MATCH match] [COUNT count]](#sxrevscan-key-match-match-count-count)
- [XSSCAN key [MATCH match] [COUNT count]](#xsscan-key-match-match-count-count)
- [XSREVSCAN key [MATCH match] [COUNT count]](#xsrevscan-key-match-match-count-count)
- [SDUMP key](#sdump-key) - [SDUMP key](#sdump-key)
- [ZSet](#zset) - [ZSet](#zset)
- [ZADD key score member [score member ...]](#zadd-key-score-member-score-member-) - [ZADD key score member [score member ...]](#zadd-key-score-member-score-member-)
@ -122,10 +108,6 @@ Table of Contents
](#zunionstore-destination-numkeys-key-key--weights-weight-weight--aggregate-summinmax) ](#zunionstore-destination-numkeys-key-key--weights-weight-weight--aggregate-summinmax)
- [ZINTERSTORE destination numkeys key [key ...] [WEIGHTS weight [weight ...]] [AGGREGATE SUM|MIN|MAX] - [ZINTERSTORE destination numkeys key [key ...] [WEIGHTS weight [weight ...]] [AGGREGATE SUM|MIN|MAX]
](#zinterstore-destination-numkeys-key-key--weights-weight-weight--aggregate-summinmax) ](#zinterstore-destination-numkeys-key-key--weights-weight-weight--aggregate-summinmax)
- [ZXSCAN key [MATCH match] [COUNT count]](#zxscan-key-match-match-count-count)
- [ZXREVSCAN key [MATCH match] [COUNT count]](#zxrevscan-key-match-match-count-count)
- [XZSCAN key [MATCH match] [COUNT count]](#xzscan-key-match-match-count-count)
- [XZREVSCAN key [MATCH match] [COUNT count]](#xzrevscan-key-match-match-count-count)
- [ZRANGEBYLEX key min max [LIMIT offset count]](#zrangebylex-key-min-max-limit-offset-count) - [ZRANGEBYLEX key min max [LIMIT offset count]](#zrangebylex-key-min-max-limit-offset-count)
- [ZREMRANGEBYLEX key min max](#zremrangebylex-key-min-max) - [ZREMRANGEBYLEX key min max](#zremrangebylex-key-min-max)
- [ZLEXCOUNT key min max](#zlexcount-key-min-max) - [ZLEXCOUNT key min max](#zlexcount-key-min-max)
@ -141,10 +123,11 @@ Table of Contents
- [BEXPIREAT key timestamp](#bexpireat-key-timestamp) - [BEXPIREAT key timestamp](#bexpireat-key-timestamp)
- [BTTL key](#bttl-key) - [BTTL key](#bttl-key)
- [BPERSIST key](#bpersist-key) - [BPERSIST key](#bpersist-key)
- [BXSCAN key [MATCH match] [COUNT count]](#bxscan-key-match-match-count-count) - [Scan](#scan)
- [BXREVSCAN key [MATCH match] [COUNT count]](#bxrevscan-key-match-match-count-count) - [XSCAN type cursor [MATCH match] [COUNT count]](#xscan-type-cursor-match-match-count-count)
- [XBSCAN key [MATCH match] [COUNT count]](#xbscan-key-match-match-count-count) - [XHSCAN key cursor [MATCH match] [COUNT count]](#xhscan-key-cursor-match-match-count-count)
- [XBREVSCAN key [MATCH match] [COUNT count]](#xbrevscan-key-match-match-count-count) - [XSSCAN key cursor [MATCH match] [COUNT count]](#xsscan-key-cursor-match-match-count-count)
- [XZSCAN key cursor [MATCH match] [COUNT count]](#xzscan-key-cursor-match-match-count-count)
- [Replication](#replication) - [Replication](#replication)
- [SLAVEOF host port [RESTART] [READONLY]](#slaveof-host-port-restart-readonly) - [SLAVEOF host port [RESTART] [READONLY]](#slaveof-host-port-restart-readonly)
- [FULLSYNC [NEW]](#fullsync-new) - [FULLSYNC [NEW]](#fullsync-new)
@ -524,82 +507,6 @@ ledis> TTL mykey
(integer) -1 (integer) -1
``` ```
### XSCAN key [MATCH match] [COUNT count]
Iterate KV keys incrementally.
Key is the start for the current iteration.
Match is the regexp for checking matched key.
Count is the maximum retrieved elememts number, default is 10.
**Return value**
an array of two values, first value is the key for next iteration, second value is an array of elements.
**Examples**
```
ledis>set a 1
OK
ledis>set b 2
OK
ledis>set c 3
OK
127.0.0.1:6380>xscan ""
1) ""
2) ["a" "b" "c"]
ledis>xscan "" count 1
1) "a"
2) ["a"]
ledis>xscan "a" count 1
1) "b"
2) ["b"]
ledis>xscan "b" count 1
1) "c"
2) ["c"]
ledis>xscan "c" count 1
1) ""
2) []
```
### XREVSCAN key [MATCH match] [COUNT count]
Reverse iterate KV keys incrementally.
Key is the start for the current iteration.
Match is the regexp for checking matched key.
Count is the maximum retrieved elememts number, default is 10.
**Return value**
an array of two values, first value is the key for next iteration, second value is an array of elements.
**Examples**
```
ledis>set a 1
OK
ledis>set b 2
OK
ledis>set c 3
OK
127.0.0.1:6380>xrevscan ""
1) ""
2) ["c" "b" "a"]
ledis>xrevscan "" count 1
1) "c"
2) ["c"]
ledis>xrevscan "c" count 1
1) "b"
2) ["b"]
ledis>xrevscan "b" count 1
1) "a"
2) ["a"]
ledis>xrevscan "a" count 1
1) ""
2) []
```
### DUMP key ### DUMP key
Serialize the value stored at key with KV type in a Redis-specific format like RDB and return it to the user. The returned value can be synthesized back into a key using the RESTORE command. Serialize the value stored at key with KV type in a Redis-specific format like RDB and return it to the user. The returned value can be synthesized back into a key using the RESTORE command.
@ -980,31 +887,6 @@ ledis> HPERSIST not_exists_key
(integer) 0 (integer) 0
``` ```
### HXSCAN key [MATCH match] [COUNT count]
Iterate Hash keys incrementally.
See [XSCAN](#xscan-key-match-match-count-count) for more information.
### HXREVSCAN key [MATCH match] [COUNT count]
Reverse iterate Hash keys incrementally.
See [XREVSCAN](#xrevscan-key-match-match-count-count) for more information.
### XHSCAN key [MATCH match] [COUNT count]
Iterate Hash keys incrementally.
See [XSCAN](#xscan-key-match-match-count-count) for more information.
### XHREVSCAN key [MATCH match] [COUNT count]
Reverse iterate Hash keys incrementally.
See [XREVSCAN](#xrevscan-key-match-match-count-count) for more information.
### HDUMP key ### HDUMP key
See [DUMP](#dump-key) for more information. See [DUMP](#dump-key) for more information.
@ -1331,31 +1213,6 @@ ledis> LPERSIST b
(integer) 0 (integer) 0
``` ```
### LXSCAN key [MATCH match] [COUNT count]
Iterate list keys incrementally.
See [XSCAN](#xscan-key-match-match-count-count) for more information.
### LXREVSCAN key [MATCH match] [COUNT count]
Reverse iterate list keys incrementally.
See [XREVSCAN](#xrevscan-key-match-match-count-count) for more information.
### XLSCAN key [MATCH match] [COUNT count]
Iterate list keys incrementally.
See [XSCAN](#xscan-key-match-match-count-count) for more information.
### XLREVSCAN key [MATCH match] [COUNT count]
Reverse iterate list keys incrementally.
See [XREVSCAN](#xrevscan-key-match-match-count-count) for more information.
### LDUMP key ### LDUMP key
See [DUMP](#dump-key) for more information. See [DUMP](#dump-key) for more information.
@ -1782,33 +1639,6 @@ ledis> STTL key
(integer) -1 (integer) -1
``` ```
### SXSCAN key [MATCH match] [COUNT count]
Iterate Set keys incrementally.
See [XSCAN](#xscan-key-match-match-count-count) for more information.
### SXREVSCAN key [MATCH match] [COUNT count]
Reverse iterate Set keys incrementally.
See [XREVSCAN](#xrevscan-key-match-match-count-count) for more information.
### XSSCAN key [MATCH match] [COUNT count]
Iterate Set keys incrementally.
See [XSCAN](#xscan-key-match-match-count-count) for more information.
### XSREVSCAN key [MATCH match] [COUNT count]
Reverse iterate Set keys incrementally.
See [XREVSCAN](#xrevscan-key-match-match-count-count) for more information.
### SDUMP key ### SDUMP key
See [DUMP](#dump-key) for more information. See [DUMP](#dump-key) for more information.
@ -2432,30 +2262,6 @@ ledis> ZRANGE out 0 -1 WITHSCORES
4) "10" 4) "10"
``` ```
### ZXSCAN key [MATCH match] [COUNT count]
Iterate ZSet keys incrementally.
See [XSCAN](#xscan-key-match-match-count-count) for more information.
### ZXREVSCAN key [MATCH match] [COUNT count]
Reverse iterate ZSet keys incrementally.
See [XREVSCAN](#xrevscan-key-match-match-count-count) for more information.
### XZSCAN key [MATCH match] [COUNT count]
Iterate ZSet keys incrementally.
See [XSCAN](#xscan-key-match-match-count-count) for more information.
### XZREVSCAN key [MATCH match] [COUNT count]
Reverse iterate ZSet keys incrementally.
See [XREVSCAN](#xrevscan-key-match-match-count-count) for more information.
### ZRANGEBYLEX key min max [LIMIT offset count] ### ZRANGEBYLEX key min max [LIMIT offset count]
When all the elements in a sorted set are inserted with the same score, in order to force lexicographical ordering, this command returns all the elements in the sorted set at key with a value between min and max. When all the elements in a sorted set are inserted with the same score, in order to force lexicographical ordering, this command returns all the elements in the sorted set at key with a value between min and max.
@ -2684,29 +2490,60 @@ ledis> BCOUNT flag 5 6
(refer to [PERSIST](#persist-key) api for other types) (refer to [PERSIST](#persist-key) api for other types)
### BXSCAN key [MATCH match] [COUNT count] ## Scan
Iterate Bitmap keys incrementally. ### XSCAN type cursor [MATCH match] [COUNT count]
See [XSCAN](#xscan-key-match-match-count-count) for more information. Iterate data type keys incrementally.
### BXREVSCAN key [MATCH match] [COUNT count] Type is "KV", "LIST", "HASH", "SET" or "ZSET".
Cursor is the start for the current iteration.
Match is the regexp for checking matched key.
Count is the maximum retrieved elememts number, default is 10.
Reverse iterate Bitmap keys incrementally. **Return value**
See [XREVSCAN](#xrevscan-key-match-match-count-count) for more information. an array of two values, first value is the cursor for next iteration, second value is an array of elements.
### XBSCAN key [MATCH match] [COUNT count] **Examples**
Iterate Bitmap keys incrementally. ```
ledis>set a 1
OK
ledis>set b 2
OK
ledis>set c 3
OK
127.0.0.1:6380>xscan "KV" ""
1) ""
2) ["a" "b" "c"]
ledis>xscan "KV" "" count 1
1) "a"
2) ["a"]
ledis>xscan "KV" "a" count 1
1) "b"
2) ["b"]
ledis>xscan "KV" "b" count 1
1) "c"
2) ["c"]
ledis>xscan "KV" "c" count 1
1) ""
2) []
```
See [XSCAN](#xscan-key-match-match-count-count) for more information. ### XHSCAN key cursor [MATCH match] [COUNT count]
### XBREVSCAN key [MATCH match] [COUNT count] Same like [XSCAN type cursor [MATCH match] [COUNT count]](#xscan-type-cursor-match-match-count-count), but return array of elements
contains two elements, a field and a value.
Reverse iterate Bitmap keys incrementally. ### XSSCAN key cursor [MATCH match] [COUNT count]
See [XREVSCAN](#xrevscan-key-match-match-count-count) for more information. Same like [XSCAN type cursor [MATCH match] [COUNT count]](#xscan-type-cursor-match-match-count-count)
### XZSCAN key cursor [MATCH match] [COUNT count]
Same like [XSCAN type cursor [MATCH match] [COUNT count]](#xscan-type-cursor-match-match-count-count), but return array of elements
contains two elements, a member and its associated score.
## Replication ## Replication