sparkSQL入數據庫源碼解析

1.用sparkSQL入mysql和sparkcore入mysql有啥區別呢？咱們看看sparksql源碼:html 寫入:mysql df.write.jdbc(url1, "TEST.TRUNCATETEST", properties) 轉化一下配置信息:sql def jdbc(url: String, table: String, connectionProperties: Propert

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