Why do we need apache spark?

191

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How do I optimize my spark code?

197

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What is the difference between client mode and cluster mode in spark?

203

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What are transformations in spark?

204

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What is driver and executor in spark?

184

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Is spark secure?

186

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What is executor memory and driver memory in spark?

192

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What is the point of apache spark?

189

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What is rdd map?

203

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What is faster than apache spark?

194

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What is spark training?

199

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How many ways we can create rdd in spark?

180

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How tasks are created in spark?

201

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Is apache spark a tool?

182

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What is difference between spark and mapreduce?

186

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