The Oracle Optimizer is a cost-based optimizer. The execution plan selected for a SQL statement is just one of the many alternative execution plans considered by the Optimizer. The Optimizer selects the execution plan with the lowest cost, where cost represents the estimated resource usage for ...
Unit: bytes. EXPLAIN ANALYZE Syntax You can execute the following EXPLAIN ANALYZE statement to query the actual execution plan of an SQL statement and the execution duration of each operator. This helps you diagnose SQL performance issues. EXPLAIN ANALYZE <sql>; Example In this example, a ...
Answer to: What is the definition for the term "formula unit"? Explain why this is needed when discussing the formula for an ionic compound. By...
Explain what the marginal rate of substitution (MRS) means. Marginal Utility: The additional satisfaction an individual gains from consuming one additional unit of a good is called marginal utility. It represents the certain satisfaction an individual gains from an additional unit. ...
The term m2Sp reflects increases in s when a potential species-pool effect (Sp; s is the actual effect of the species pool) continues to act on the target community. m2 represents the total availability of resources, and a high availability may increase the establishment rates of species ...
Below the above options there is line with four persons above it, defining a scale of athleticism, the default second option being the drawing of "you" which represents Decent form (i.e. a normal person). The first on the scale is Black Hat, who thinks moving things is for suckers, th...
represents thespectral radiance(similar to energy density). In this formula,his the Planck constant,cis the speed of light in a vacuum, andkis the Boltzmann constant. The frequency (forv) along thex-axis is measured ingigahertz. The curve peaks at 160.4 GHz. There is no scale or unit on...
Sc represents vertebra length (19.8 mm for this individual), with S1 and S7 delimiting lengths of individual increments. Top and bottom right-hand panels depict anterior and posterior cones of the same vertebra from different angles, respectively Full size image Similar increment patterns to those ...
Alien species invasion represents one of the major challenges in restoration ecology (Weidlich et al. 2020). Numerous studies have recorded the spontaneous establishment of alien plant species on different types of heaps, for example, in India (open cast coal field) (Ekka and Behera 2011), Indon...
11) Explain why the marginalcost curve intersects a U-shapedaverage costcurve atits minim um po int. Answer:At low quantities, the average cost curve declines as the quantity increases.The marginal cost is below the average cost.The marginal cost represents the cost ofan additional unit ofprodu...