Redis 5 types of data and additions and deletions

1 #  Strings string  2 (1) Add data 3setkey  value  # Add a 4key[key value ... ] ]  # Add multiple 5 append  key  value  # to end

6(2) Delete Data7DelKey# Delete key8 flushdb #删除当前数据库所有key9 Flushall # Delete allTen  One（3) Modify the data ARenameKeyNewkey #改名 - Set KeyValue # Direct Replacement -（4) View Data theGetKey#查看一条 -MgetKey [Key ...]# View more than one -Keys*# View All keys

1 #列表list 2 (1) Add data 3key[value ... ]  # Head Insert

4 Key [value ... ]  # Trailing insert 5 (2) Delete data 6key  # Delete left first 7 rpop  key  # Delete right first 8keycount  Value # Deletes a specified number of values

  9  (3   10  lset key  Span style= "COLOR: #0000ff" >index   newvalue # Specify index number modification  11  (4  ) View data  12  lindex key  index   # Returns the specified index value  13  lrange Span style= "COLOR: #0000ff" >key   start stop # view values in the index range  14  llen key  # View Length 

1 # hashed Hash 2 (1) Add data 3key  field value  # Add a 4key [field value ... ]  5

6（2) Delete Data7HdelKeyField8（3) Modify the data9 " "cover" "Ten（4) View Data OneHgetKeyField # Get value AHmgetKeyField[field ...]# Get multiple value -HvalsKey# get all value -HkeysKey# get all field theHgetallKey# Get all field and value -HlenKey# See a few key-value pairs

1# CollectionSet2(1) Increase3SaddKeyMember[member ...]#增加元素4（2) by deleting5SremKeyMember[member ...]#移除元素6SpopKey# Random Deletion7（3) Change8（4) Check9SCardKey# Returns the number of elements in keyTenSmemebersKey# gets all the elements in the collection

 One (5) intersection sinter my_set1 my_set2 # intersectionsinterstore newset My_set1 My_set2 # intersection Merge to new collection  (6) and set upsunion key1 Key2  # sunionstore newkey key1 key2 # Union merge to new collection

 (7) difference set ofSdiff key1 key2  # difference set sdiffstore newkey key1 key2  # difference set Merge to new collection

1 # ordered set Zset2(1) Increase3ZaddKeyScore member[[Score member] ..]4（2) by deleting5ZremKeyMember[member ...]#移除有序集合中的一个或多个元素, if the member does not exist then ignore;6Zremrangebyrankmin Max :7 # Remove elements from a collection in a given interval score8（3) Change9（4) CheckTenZscoreKeymember # viewing score values OneZrangeKeyStart stop[Withscores]#按索引返回key的成员, Withscores indicates the display score AZrangebyscoreKey min Max#返回集合中 score elements in a given interval

Redis 5 types of data and additions and deletions