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https://stackoverflow.com/questions/20203081/postgresql-sum-typecasting-as-a-bigint Question: I am doing the sum() of an integer column and I want to 阅读全文
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https://community.hortonworks.com/questions/27187/using-kafkabolt-to-write-to-a-kafka-topic.html I'm building a kafka and storm based streaming applic 阅读全文
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How to pass external configuration properties to storm topology? I want to pass some custom configuration properties to storm topology that are not pa 阅读全文