Partitions

If you’ve ever written an SQL query that takes ages to run, this is the article for youContinue reading on Towards Data Science » If you’ve ever written an SQL query that takes ages to run, this is the article for youContinue reading on Towards Data Science » FOLLOW US ON GOOGLE NEWS Read original article here Denial of responsibility! Techno Blender is an automatic aggregator of the all world’s media. In each content, the hyperlink to the primary source is specified. All trademarks belong to…

Optimize your costs and speed up your queriesPhoto by Jean Gerber on UnsplashPartitioning and clustering are two very effective techniques to minimize query costs and increase performance (using fewer resources while improving speed).The idea behind these techniques is to limit the amount of data that needs to be read when running a query.Essentially, we will not need to read through each record in a table but read smaller sections of it.If you are unsure whether to use partitions or clusters, I would still recommend…