Examlex
Relational databases contain multiple tables that relate to each other in some way.How are primary and foreign keys used in such a database?
Earth's Seasons
Periods throughout the year characterized by changes in weather, ecology, and hours of daylight, resulting from the earth’s tilt and orbit around the sun.
Earth's Tilt
The angle between Earth's rotational axis and its orbital plane around the Sun, which significantly influences seasonal variations in climate.
Orbit
The path followed by an object revolving around another object or the cavity in the skull in which the eye and its appendages are situated.
Nutrient Cycle
The natural process of recycling nutrients in various chemical forms from the environment to organisms and back to the environment.
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