<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN"> <html> <head> <link type="text/css" rel="stylesheet" href="style.css" /> </head> <body> <div id="page"> <div id='header'> <a href="index.html"> <img style="border:none" alt="Redis Documentation" src="redis.png"> </a> </div> <div id="pagecontent"> <div class="index"> <!-- This is a (PRE) block. Make sure it's left aligned or your toc title will be off. --> <b>ZrangebyscoreCommand: Contents</b><br> <a href="#ZRANGEBYSCORE _key_ _min_ _max_ `[`LIMIT _offset_ _count_`]` (Redis >">ZRANGEBYSCORE _key_ _min_ _max_ `[`LIMIT _offset_ _count_`]` (Redis ></a><br> <a href="#Return value">Return value</a> </div> <h1 class="wikiname">ZrangebyscoreCommand</h1> <div class="summary"> </div> <div class="narrow"> #sidebar <a href="SortedSetCommandsSidebar.html">SortedSetCommandsSidebar</a><h1><a name="ZRANGEBYSCORE _key_ _min_ _max_ `[`LIMIT _offset_ _count_`]` (Redis >">ZRANGEBYSCORE _key_ _min_ _max_ `[`LIMIT _offset_ _count_`]` (Redis ></a></h1> 1.1) = <i>Time complexity: O(log(N))+O(M) with N being the number of elements in the sorted set and M the number of elements returned by the command, so if M is constant (for instance you always ask for the first ten elements with LIMIT) you can consider it O(log(N))</i><blockquote>Return the all the elements in the sorted set at key with a score between_min_ and <i>max</i> (including elements with score equal to min or max).</blockquote> <blockquote>The elements having the same score are returned sorted lexicographically asASCII strings (this follows from a property of Redis sorted sets and does notinvolve further computation).</blockquote> <blockquote>Using the optional LIMIT it's possible to get only a range of the matchingelements in an SQL-alike way. Note that if <i>offset</i> is large the commandsneeds to traverse the list for <i>offset</i> elements and this adds up to theO(M) figure.</blockquote> <h2><a name="Return value">Return value</a></h2><a href="ReplyTypes.html">Multi bulk reply</a>, specifically a list of elements in the specified score range. </div> </div> </div> </body> </html>