redis commands zsets zls

ZLS

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Query values by pattern

Usage: zls key value.
You can use a glob-style pattern for the value.
Scores are not returned.

• * : Matches any characters: h*llo -> hllo, heeeello, etc
• ? : Matches one character: h?llo -> hallo, hello, hxllo, etc
• [alphabet] : Matches a character inside the brackets: h[ae]llo -> hallo, hello
  
• [^e] : Matches any character except those in the brackets: h[^e]llo -> hallo, hbllo,... but hello is excluded.
  
• [a-c] : Matches a character range inside the brackets: h[a-c]llo -> hallo, hbllo, hcllo
• \ : To use the special characters (*?[^]) literally, prefix them with \.

Sort option

Use Sort or asc for ascending order, and desc for descending order.

Syntax

ZLS key pattern [sort|asc|desc]

• Available since Enterprise version 6.1.0.
• Time complexity is O(N). N is the number of items.
• Be careful when there are many values, because it can affect performance.