What is coalesce in spark sql?

191

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What are the features of spark rdd?

181

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What is cluster mode in spark?

188

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What are shared variables in spark?

211

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What is the future of apache spark?

191

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How can I improve my spark performance?

188

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What is apache spark architecture?

214

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Why spark is faster than hive?

186

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What happens if rdd partition is lost due to worker node failure?

300

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What is pair rdd in spark?

196

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What is difference between cache and persist in spark?

192

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Is bigger than spark driver maxresultsize?

215

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Does spark use java?

199

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How do you process big data with spark?

177

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What is a spark shuffle?

208

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