- Data Type
- Operators
- Mathematical Functions
- String Functions
- Date/Time Functions
- Sequence Functions
- Table Sequence Functions
- Loop Functions
- Functions for Associative Operations
- File-handling Functions
- Database Functions
- Cursor Functions
- Statements
- System- & interface-related Functions
- Cluster Computing Functions
- Chart-plotting Functions
- Financial Functions
- External Library Functions
- Composite-Table-Related Functions
-
Functions
- #c
- $(db)sql;…
- $()sql;…
- ${macroExp}
- =expression
- >statement
- [a:b]
- @
- A()
- A.( x )
- [a 1 ,…a n ]
- abs()
- acos()
- acosh()
- age()
- align()
- ali_client()
- ali_close()
- ali_query()
- and()
- append()
- array()
- asc()
- asin()
- asinh()
- atan()
- atanh()
- attach()
- avg()
- base64 ()
- between()
- bits()
- bool()
- break {a}
- C
- Cr()
- calc()
- call()
- call path/dfx( … )
- callx()
- cand()
- canvas()
- case()
- ceil()
- ch.()
- channel()
- char()
- clear
- clipboard()
- close()
- cmp()
- cor()
- combin()
- commit()
- concat()
- conj()
- conjx()
- connect()
- contain()
- cos()
- cosh()
- count()
- cov()
- covm()
- create()
- cs.()
- cum()
- cursor()
- date()
- datetime()
- day()
- days()
- decimal()
- delete()
- deq()
- derive()
- dfx ( … )
- diff()
- directory()
- dis()
- dism()
- dup()
- elapse()
- end s
- enum()
- env()
- eq()
- error()
- eval()
- es_close ()
- es_delete()
- es_head()
- es_open()
- es_get()
- es_post()
- es_put()
- execute()
- exists()
- exp()
- export()
- f@o(…)
- Faccrint()
- Faccrintm()
- fact()
- false
- Fcoupcd()
- Fcoups()
- Fdb()
- Fddb()
- Fdisc()
- Fduration()
- fetch()
- field()
- file()
- filename()
- find()
- Fintrate()
- Firr()
- float()
- floor()
- Fmirr()
- fname()
- fno()
- Fnper()
- Fnpv()
- for
- fork
- fork A i ,…
- Fpmt()
- Fprice()
- Frate()
- Freceived()
- Fsln()
- Fsyd()
- ftp_cd()
- ftp_client()
- ftp_close()
- ftp_dir()
- ftp_get()
- ftp_mget()
- ftp_mput()
- ftp_put()
- func()
- Fv()
- Fvdb()
- Fyield()
- gcd()
- goto C
- group()
- groupi()
- groupn()
- groups()
- groupx()
- hash()
- hbase_close()
- hbase_cmp()
- hbase_filter()
- hbase_filterlist()
- hbase_get()
- hbase_open()
- hbase_scan()
- hdfs_client()
- hdfs_close()
- hdfs_dir()
- hdfs_file()
- hive_client()
- hive_close()
- hive_cursor()
- hive_execute ()
- hive_query()
- hosts()
- hour()
- httpfile()
- I()
- icursor()
- icount()
- id()
- if
- if()
- ifa()
- ifdate()
- ifn()
- ifnumber()
- ifr()
- ifstring()
- ift()
- iftime()
- ifv()
- ifx_close()
- ifx_conn()
- ifx_cursor()
- ifx_listfrag()
- ifx_savefrag()
- ifx_setfrag()
- ifx_takefrag()
- import()
- index()
- inf()
- insert()
- int()
- interval()
- inv()
- inverse()
- invoke()
- isalpha()
- isdigit()
- isect()
- iselect()
- islower()
- isolate()
- isupper()
- iterate()
- join()
- joinx()
- json()
- k()
- k{}
- kafka_close()
- kafka_commit()
- kafka_poll()
- kafka_subscribe()
- key()
- keys()
- lcm()
- left()
- len()
- lg()
- like()
- linefit()
- ln()
- lock()
- long()
- lower()
- m()
- mae()
- max()
- maxp()
- mcursor()
- md5()
- median()
- memory()
- merge()
- Mergex()
- mid()
- millisecond()
- min()
- minp()
- minute()
- modify()
- mongo_close ()
- mongo_insert()
- mongo_open()
- mongo_shell()
- month()
- movefile()
- mul()
- mse()
- n.f( x )
- name()
- new()
- news()
- next{a}
- nodes()
- not()
- now()
- null
- number()
- nvl()
- olap_close()
- olap_open()
- olap_query()
- or()
- output()
- p()
- pad()
- parse()
- paste()
- pdate()
- penum()
- periods()
- permut()
- pfind()
- pi()
- pivot()
- pmax()
- pmin()
- polyfit()
- pos()
- power()
- prior()
- proc()
- product()
- property()
- pseg()
- pselect()
- psort()
- ptop()
- push()
- query()
- r.( x )
- r.F
- r.F=x
- rand()
- rands()
- range()
- rank()
- ranks()
- read()
- record()
- redis()
- redis_close()
- redis_cluster()
- redis_get()
- redis_getrange()
- redis_hkeys()
- redis_hlen()
- redis_hmget()
- redis_hvals()
- redis_keys()
- redis_lindex()
- redis_llen()
- redis_lrange()
- redis_pool()
- redis_scard()
- redis_sdiff()
- redis_select()
- redis_sentinel()
- redis_shared()
- redis_sharedpool()
- redis_sinter()
- redis_sismember()
- redis_smembers()
- redis_srandmember()
- redis_strlen()
- redis_sunion()
- redis_type()
- redis_zcard()
- redis_zcount()
- redis_zrange()
- redis_zrangebyscore()
- redis_zrank()
- redis_zscore()
- regex()
- register()
- rename()
- replace()
- report_config()
- report_exportHtml()
- report_exportPdf()
- report_exportXls()
- report_open()
- report_run()
- reset()
- result
- return xi
- rgb()
- right()
- rollback()
- round()
- run()
- rvs()
- sap_client ()
- sap_close()
- sap_cursor ()
- sap_execute ()
- sap_getparam ()
- sap_table ()
- savepoint()
- second()
- segp()
- select()
- seq()
- shift()
- sign()
- sin()
- sinh()
- size()
- sizeof()
- skip()
- sleep()
- sort()
- sortx()
- spark_client()
- spark_close()
- spark_cursor()
- spark_query()
- split()
- sqlparse()
- sqltranslate()
- SQL +
- substr()
- stax_close ()
- stax_connect ()
- stax_query ()
- sqrt()
- step()
- string()
- sum()
- swap()
- switch()
- sync()
- system()
- tan()
- tanh()
- time()
- to()
- top()
- total()
- transpose()
- trim()
- true
- union()
- update()
- upper()
- urlencode ()
- v()
- var()
- web_crawl()
- words()
- workday()
- workdays()
- write()
- ws_call()
- ws_client()
- xjoin()
- xjoinx()
- xlscell()
- xlsclose()
- xlsexport()
- xlsimport()
- xlsopen()
- xlswrite()
- xml()
- xor()
- year()
- ym_build_model()
- ym_close()
- ym_env()
- ym_exec()
- ym_importance()
- ym_json()
- ym_load_pcf()
- ym_model()
- ym_performance()
- ym_pre_performance()
- ym_predict()
- ym_present()
- ym_result()
- ym_save_pcf()
- ym_setparam()
- ym_statistics()
- ym_target()
- z()
- zip()
- zip_add()
- zip_close ()
- zip_compress()
- zip_del()
- zip_encrypt()
- zip_extract()
- zone()
- Intersection of sequences
- Comparison operation
- Hexadecimal long integer
- Modulus
- Concatenation of sequences
- Arithmetic operations
- Compound assignment
- String
- String concatenation
- Concatenation of serial bytes
- Alignment arithmetic operations
- Difference between sequences
- Union of sequences
- Multiplication of sequences
- Loop functions
- The writing rules for expression x in loop functions
- Batch Computation
- Identifier
- Opposite Number
- Empty Sequence
- Assignment
- Value Computation and Assignment
- Escape Character
- Logical Operations
- Long Integer
- Cell type
- Code block type
- Chart Elements
redis_zcard()
Description:
Get the number of members in a sorted set.
Syntax:
redis_zcard(con,key)
Note:
External library function. If the parameter key is supplied and the data type of its value is the sorted set, return the number of members in the sorted set.If the parameter key isn’t supplied, return 0.
Parameters:
|
con |
Database connection string |
|
key |
Sorted set name |
Return value:
Integer
Example:
|
|
A |
|
|
1 |
=redis("192.168.18.131:6379","runqian") |
|
|
2 |
=redis_zcard(A1,"salary") |
|
