Re: Understanding SQL join performance

2021-04-29 Thread Taras Ledkov
Hi, Unfortunately I don't understand the root of the problem totally. Looks like the performance depends linear on rows count: 10k ~ 0.1s 65k ~ 0.65s 650k ~ 7s I see the linear dependency on rows count... > Is Ignite doing the join and filtering at each data node and then sending > the 650K

Re: Understanding SQL join performance

2021-04-28 Thread Ilya Kasnacheev
Hello! If you had any images in your email, we are not seeing them. Please provide links. Regards, -- Ilya Kasnacheev сб, 24 апр. 2021 г. в 03:24, William.L : > Hi, > > I am trying to understand why my colocated join between two tables/caches > are taking so long compare to the individual

Understanding SQL join performance

2021-04-23 Thread William.L
Hi, I am trying to understand why my colocated join between two tables/caches are taking so long compare to the individual table filters. TABLE1 Returns 1 count -- 0.13s TABLE2 Returns 65000 count -- 0.643s JOIN TABLE1 and TABLE2 Returns 650K count -- 7s Both