The Nested Relational Calculus (NRC) has been an influential high-level query language, providing power and flexibility while still allowing translation to standard SQL queries. It has also been used as a basis for language-integrated query in programming languages such as F#, Scala, and Links.
Cheney, James, Ricciotti, Wilmer
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The allelopathy effects of Prosopis juliflora (SW) DC (Mesquite) on emergence characteristics of Acacia tortilis (Forssk.) Hayne and Acacia oerfota (Forssk). Schweinf [PDF]
The aim of this study was to investigate the allelopathy effect of Prosopis juliflora species on emergence, vigority, gemole and plumule length of two important forest species in southern Iran, Hormozgan province. For this purpose, in the summer of 2020,
Maryam moslehi +5 more
doaj +1 more source
Scientific tourism; a phenomenological understanding of the experiences of Foreign tourists from Iranian universities [PDF]
The present study attempts to understand the experience of scientific tourism and this has been investigated among the foreign scholars who have experienced scientific tourism in Iran.
mohammadmehdi poursaeed +3 more
doaj +1 more source
Explaining a model to predict marital conflict based on differentiation and personality types [PDF]
Aim and Background: The purpose of this research is to predict marital conflict through differentiation and personality types, since understanding the factors that increase marital conflict plays an important role in reducing divorce.
naser yoosefi, Arman Azizi
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Educational institutions of John Dewey's Aesthetic Components in Iran's Far distance Education System [PDF]
The purpose of this study is to study the components of aesthetics from the viewpoint of Dewey and its educational implications in the distant education system of Iran.
mohamadreza sarmadi +3 more
doaj +1 more source
Comparative Study on the Nature of Determining a Due Date in Obligations Based on Contracts and Bills (Iran, England, Geneva Convention and UNCITRAL) [PDF]
Recognition of the nature of agreement is important in determining obligations based on contracts or bills and the enforcements of not fulfilling the agreement and also the enforcements of not fulfilling obligation in due date.
Seyed Younes Noorani moghaddam +2 more
doaj +1 more source
Relationship between emotional intelligence and religious orientation with death anxiety in retired male employees of Khuzestan Steel Industries of Ahvaz [PDF]
Several factors can affect the level of death anxiety. Some studies have shown the role of emotional intelligence and religious orientation in death anxiety. The purpose of this study was to investigate the relationship between emotional intelligence and
seued molod salaripour +2 more
doaj +1 more source
The relationship between meaning of education with perceived stress Academic Optimism [PDF]
This study aimed to examine the relationship of meanings of education with perceived stress and academic optimism. A corpus of 375 senior high school students in Neishabur (125 female students and 250 male students) was selected as a sample using a ...
esmat mehriyan +2 more
doaj +1 more source
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Luis A. Lara, Laura M. Bermudez
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Labile carbon pools and biological activity in volcanic soils of the Canary Islands Fracciones de carbono orgánico lábil y actividad biológica en suelos de origen volcánico de las Islas Canarias Frações de carbono orgânico lábil e actividade biológica em solos de origem vulcânica das Ilhas Canárias [PDF]
It is important to assess the mineralisation of soil organic carbon (SOC) to predict the short-term response of biosphere carbon reservoirs to changing environmental conditions.
Cecilia María Armas Herrera +3 more
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