I'm trying to analyze why the following query is slower with LIMIT 0,1 than LIMIT 0,100 I've added SQL_NO_CACHE for testing purposes. Query: SELECT SQL_NO_CACHE SQL_CALC_FOUND_ROWS wp_posts.*, low_stock_amount_meta.meta_value AS low_stock_amount FROM wp_posts LEFT JOIN wp_wc_product_meta_lookup wc_product_meta_lookup ON wp_posts.ID = wc_product_meta_lookup.product_id…
Server: MariaDB, version 10.4.17 Query: select something from (select 1, 2 as something) Error in phpMyAdmin: #1064 - Something is wrong in your syntax 'LIMIT 0, 25' Error in MySQL Workbench: You have an error in your SQL syntax; check…
I hope I find you allright. So, I had Varnish 6.x LTS on Centos 7 on a server with 64Gb of RAM, practically working perfectly as configured, and I updgraded my setup to a server with 128Gb of RAM and…
While using Kubernetes v1.16.8 both the ResourceQuota and LimitRanger are enabled by default and I did not have to add them in my admission plugin in kube-apiserver. In my case, I use the following LimitRanger apiVersion: v1 items: - apiVersion:…
I've been making game replay system that saves player actions every 100ms as JSON file. Currently I'm using Java for it so I can convert json to map or text without delay. Average size of json is 8MB and maximum…
i was learning laravel6 from scratch from laracast.com and when i started to use the database. I bumped into the following problem: IlluminateDatabaseQueryException could not find driver (SQL: select * from posts where slug = my-first-post limit 1) I use…
I have written a query for use in a Prestashop 1.6 module and was surprised to see that LIMIT doesn't work in the query. The plan is to get the top 10 best seller products. I have tested it in…
Background: I'm writing an in house SEO crawler to check our positions in google. The crawling is working brilliantly, the storage is fine, but Im now having performance issues with displaying the data (currently the storage table have over 11million…
I have a big problem concerning the file upload limit (I need a large size, around 2Go) : I was using my app in /var/www/vhost/default and it was working perfectly, I decided to change it and use /var/www/vhost/mydomain.com to have…
I have made a Mandelbrot fractal generator (who hasn't, I know) which can render directly to disk to generate huge fractals. My first test was a UHD 4k resolution which turned out great (8-bit colour for all of these examples).…