How is SQL used in data analysis?

SQL is used all around the world by a majority of big companies. A data analyst can use SQL to access, read, manipulate, and analyze the data stored in a database and generate useful insights to drive an informed decision-making process.Jul 1, 2020
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What's a word for smartness?

smartness noun [U] (INTELLIGENCE)
the quality of being intelligent, or able to think quickly or intelligently in difficult situations: ... Celebrities generally aren't associated with smartness.
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What is the impedance of series RLC circuit?

Resonance occurs when XL = XC and the imaginary part of the transfer function is zero. At resonance, the impedance of the circuit is equal to the resistance value as Z = R.
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