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HammerDB
OCTOBER 23, 2023
HammerDB uses stored procedures to achieve maximum throughput when benchmarking your database. HammerDB has always used stored procedures as a design decision because the original benchmark was implemented as close as possible to the example workload in the TPC-C specification that uses stored procedures.
DZone
FEBRUARY 27, 2021
As a Software Engineer, the mind is trained to seek optimizations in every aspect of development and ooze out every bit of available CPU Resource to deliver a performing application. One, by researching on the Internet; Two, by developing small programs and benchmarking. C++ SOLUTION (Will Be Uploaded Later).
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The Morning Paper
AUGUST 29, 2019
use the TPC-H benchmark to assess Redshift, Redshift Spectrum, Athena, Presto, Hive, and Vertica to find out what works best and the trade-offs involved. For cost calculations, the costs are a combination of compute costs, storage costs, data scan costs, and software license costs. Key findings. Query restrictions.
Daniel Lemire
FEBRUARY 8, 2019
I believe that all optimizing C/C++ compilers know how to pull this trick and it is generally beneficial irrespective of the processor’s architecture. It has now been worked out in a paper to appear in Software: Practice and Experience called Faster Remainder by Direct Computation. return n * c < = c - 1 ; }.
HammerDB
JUNE 27, 2022
HammerDB is a software application for database benchmarking. It enables the user to measure database performance and make comparative judgements about database hardware and software. Databases are highly sophisticated software, and to design and run a fair benchmark workload is a complex undertaking.
Brendan Gregg
SEPTEMBER 25, 2021
As a Xen guest, this profile was gathered using perf(1) and the kernel's software cpu-clock soft interrupts, not the hardware NMI. As (C) looked like a kernel rebuild, I started with (D) and (E). ## 5. As I'm interested in the relative comparison I can just compare the total runtimes (the "real" time) for the same result.
Brendan Gregg
SEPTEMBER 25, 2021
As a Xen guest, this profile was gathered using perf(1) and the kernel's software cpu-clock soft interrupts, not the hardware NMI. As (C) looked like a kernel rebuild, I started with (D) and (E). As I'm interested in the relative comparison I can just compare the total runtimes (the "real" time) for the same result.
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