Search DaniWeb - query-cache

Re: Improve HAVING BY performance 2 Weeks Ago by Biiim … better handle the queries you want to run, Query cache for instance will cache the most common queries so they don't have… get dropped to save time and memory usage, the PHP query uses a specific ID so the rows are cut down… after a couple of years this starts slowing down the query immensely `AND tbl.create_time > NOW() - INTERVAL 2 WEEK` (with… Query Cache 18 Years Ago by Dani …="http://dev.mysql.com/doc/refman/4.1/en/query-cache-configuration.html"]http://dev.mysql.com/doc/refman/4….1/en/query-cache-configuration.html[/url] Right now, my query_cache_size is set to… Re: Query Cache 18 Years Ago by Dani … is on one server). As soon as I enabled the query cache, server load average went down to a comfortable 1. It… Query Cache Denied 11 Years Ago by agriz …/networking/threads/196468/bind-is-denying-queries-even-with-allow-query-set ) options { listen-on port 53 { 127.0…/A/IN' denied client 66.249.71.250#62577: query (cache) 'ns2.handbagssaled.com/A/IN' denied client 69.64….44.20#20680: query (cache) 'furnituresalesalejj.com/A/IN' denied I am getting such… mysql query cache 12 Years Ago by aithabuddy How to clear the mysql query cache? RESET QUERY CACHE; is not working. Thanks in advance Re: mysql query cache 12 Years Ago by cereal Have you tried flush query cache? Bye. Re: mysql query cache 12 Years Ago by manojsamtani Agreed with Cereal :) use "FLUSH QUERY CACHE;" over mysql prompt SPAM DELETED Re: Query Cache 18 Years Ago by kub365 You can set it in your my.cnf file. Re: Query Cache 18 Years Ago by Dani Update: I just remembered my admin MySQL username and password :) I was able to run the command via the mysql prompt as well as via the file edit. Yay! Best of all, changing the variable via the command line instead of file editing doesn't require restarting the MySQL server. Re: Cache PHP page that has paginating 10 Years Ago by LastMitch … the page, how can I add these pages to cache? What's the best concept? You can try to… used this: if( !isset($_SESSION['totalResults']) ) { //Code to query your database for a row count } else { //use the total… read this http://stefanomanfredini.info/2010/09/single-query-cache-and-pagination-cache-until-a-future-post-and-ad-hoc-joins-… Re: Query Cache Denied 11 Years Ago by agriz Any clue to fix this? sub query caching 13 Years Ago by alenD …=t2.arg0 statement, will select result be retrieved from the query cache or will it be re-executed? I am using mysql… has a function to return number of retrieved for a query. Or any other suggestions? thanks Please help me with this bug: Fatal error: Call to a member function query() on a non 12 Years Ago by Nguafack … Store a query in the query cache for processing later * @param String the query string * @return the pointed to the query in the cache */ public …num_rows; } /** * Get the rows from a cached query * @param int the query cache pointer * @return array the row */ public function … Bind is denying queries even with allow-query set 14 Years Ago by dddexter … as well, but it didn't help): [CODE]... options { ... allow-query { any; }; forward only; forwarders { 192.168.56.2; }; };…CODE]d named[15789]: client 192.168.56.67#43919: query (cache) 'd.domain.swi/A/IN' denied d named[15789…]: client 192.168.56.67#32746: query (cache) 'www.google.com/A/IN' denied[/CODE] I'… Query about a 'perf stat' output 8 Years Ago by lml108 ….43 insns per cycle [58.33%] 412,816,464,977 cache-references # 205.308 M/sec [58.33%] 38,645,898…,456 cache-misses # 9.362 % of all cache refs [58.33%] 4,692,761,524… Re: Query about a 'perf stat' output 8 Years Ago by rubberman It depends. Some seem to indicate the percentage of the CPU that the process is using. Others will indicate what percentage of cache hits don't find the data needed in the cache and so require reloading the data from memory (ram). You might want to read the man page for perf-stat for more information. Re: sub query caching 13 Years Ago by debasisdas It will come from cache if the data in the table did not get changed between your select and create as select statements. To ensure that the number of records are >0 use select count (*) not select * Re: sub query caching 13 Years Ago by smantscheff Quote from [url]http://stackoverflow.com/questions/658937/cache-re-use-a-subquery-in-mysql:[/url] [QUOTE]See what … Re: how to increase the performance of the mysql query 12 Years Ago by fobos … (on demand). set query_cache_size to your expected size in MB query-cache-size = 20M To check if your mysql server already enable… query cache, simply run this query: SHOW VARIABLES LIKE ‘%query_cache%’; To check if your… Re: SQL_FOUND_ROWS() Makes query slow 12 Years Ago by smantscheff Show us the result of EXPLAIN <yourquery> for both cases. Make sure that you have a query cache set up. If that does not help, you cannot speed up the query, but you can cache the results of SQL_CALC_FOUND_ROWS in a variable and display it until major changes happen to your data. Query caching help 12 Years Ago by veledrom … see the time it takes to run a query and cache it but it doesn’t work and I …heading; ?></h1> <?php echo anchor('cache/benchmark_cache', 'Start query benchmark'); ?> </body> </html>…;[/CODE] [B]CONTROLLER [/B]: cache.php [CODE]<?php if … Re: Cache query result 4 Years Ago by Dani It's rather simple ... just get and set. Basically ... $result = $cache->get('key'); if ($result === false) { $result = mysql_query($key); $cache->set('key', $result); } echo 'The result is: ' . $result; Re: Cache query result 4 Years Ago by Dani … simpler, faster, and has less overhead. I use it to cache large portions of pre-generated HTML to reduce the amount… a key too early and I just need it to cache long strings of content to save a few milliseconds from… Cache query result 4 Years Ago by Biiim … query where the data in the query updates frequently so the query won't stay in the cache but… I don't need the query… the server, It can just do the query once and get the 4 numbers - then… = l.id) This is the EXPLAIN for the query "1" "PRIMARY" "… Re: Cache query result 4 Years Ago by RuMedia A result cache is an area of memory, either in the Shared Global Area (SGA) or client application memory, that stores the results of a database query or query block for reuse. The cached rows are shared across SQL statements and sessions unless they become stale. Re: Cache query result 4 Years Ago by Dani … stale. What I do is I use an in memory cache such as Memcached (non-persistent) or Redis (persistent) where I… store the results of the query for up to X minutes. They are both key-value… pair caches. I then query memcached unless there’s a miss in which case I… Re: Cache query result 4 Years Ago by Biiim …\Client(); $D = []; $D['data'] = []; if(!$redis->exists('TAP')){ //RUN QUERY, GET DATA //SAVE DATA TO REDIS $redis->hmset('TAP… Query string parameters in PHP 14 Years Ago by whitestream6 …m trying to get multiple variables to work in the query string with PHP. This is my code: [CODE]&…url]http://www.autoweek.nl/carbase_data.php?id=45405&cache=no[/url] [url]http://library.digiguide.com/lib/…programmenextshowing/238308&hPage=2[/url] where the query string has multiple parameters. Feel free to improve … Re: Query string parameters in PHP 14 Years Ago by Airshow …: [url]http://www.autoweek.nl/carbase_data.php?id=45405&cache=no[/url] [url]http://library.digiguide.com/lib/programmenextshowing/238308…&hPage=2[/url] where the query string has multiple parameters.[/QUOTE] Your url can't be… Re: Query Locked All Other MySQL Processes 11 Years Ago by veedeoo … = -1 ; If mysqlnd is used: Number of cache slots for the internal result set cache ; http://php.net/mysqli.cache_size mysqli.cache_size…