Examlex
When using queries with EXISTS and NOT EXISTS,the processing of the associated SELECT statements must be nested.
Oxygen
A chemical element with symbol O and atomic number 8, essential for most forms of life and a critical component of the Earth's atmosphere.
Water
A transparent, odorless, tasteless, and nearly colorless chemical substance that is the main constituent of Earth's streams, lakes, and oceans.
Transportation Cost
The expenses incurred in moving goods or individuals from one location to another, including fuel, labor, and maintenance.
Plant Capacity
The maximum output level that a manufacturing facility can sustainably maintain within a given period.
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