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14. Apache Drill – JDBC Interface Apache Drill provides JDBC interface to connect and execute queries. We can use JDBC interface in JDBC based SQL Cli 阅读全文
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8. Apache Drill – Querying Complex Data In this chapter, we will discuss in detail about which all composite data types does Apache Drill supports. A 阅读全文
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6. Apache Drill – Query Using JSON Apache Drill supports JSON format for querying data. Drill treats a JSON object as SQL record. One object equals on 阅读全文
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The above diagram consists of different components. Let’s take a look at each of these components in detail. DrillBit: Apache Drill consists of a Da 阅读全文
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1. Apache Drill – Introduction drill 来源于 goole的Dremel 巨量数据查询快：Dremel can scan 35 billion rows without an index within ten-seconds 因为使用行存储：Dremel store 阅读全文