Построение оптимальной последовательности соединений отнрошений в запросах реляционной базы данных
Рассматриваются принципы обработки реляционных запросов и способы их реализации. В качестве основной операции, влияющей на эффективность выполнения запроса, выделена операция соединения отношений.
L. A. Ponomarenko +2 more
doaj
[Semaglutide - effectiveness in weight loss and side effects when used according to studies by SUSTAIN, PIONEER, STEP]. [PDF]
Shabutdinova OR +10 more
europepmc +1 more source
Does everyone need to take vitamin D? High prevalence of CYP24A1 deficiency in the Russian population. [PDF]
Kulikova KS +14 more
europepmc +1 more source
[Metastatic risk factors in pheochromocytoma/paraganglioma]. [PDF]
Rebrova DV +15 more
europepmc +1 more source
[Switching patients from cinacalcet to etelcalcetide: evaluation of predictors of efficacy in a retrospective cohort study]. [PDF]
Parshina EV +3 more
europepmc +1 more source
[Type 2 amiodarone-induced thyrotoxicosis: prevalence, time and predictors of development]. [PDF]
Ermolaeva AS, Fadeev VV.
europepmc +1 more source
Human_SNP_TATAdb: a database of SNPs that statistically significantly change the affinity of the TATA-binding protein to human gene promoters: genome-wide analysis and use cases. [PDF]
Filonov SV +7 more
europepmc +1 more source
[Multiple endocrine neoplasia syndrome type 1: analysis of data from 102 patients from 43 families in the population of the Russian Federation]. [PDF]
Salimkhanov RK +5 more
europepmc +1 more source
[Regional features of the main indicators of carbohydrate metabolism in young residents of various climatic and geographical zones of residence]. [PDF]
Averyanova IV.
europepmc +1 more source

