SparkSQL JDBC连接 mysql

1.导入 /home/eric/bigdata/spark-log-analysis/mysql-connector-java-5.1.38.jar

2.代码如下

package logimport java.sql.DriverManagerimport java.sql.Connection/**  * SparkSQL JDBC连接 mysql  * Created by eric on 16/6/30.  */object ScalaJdbcConnectSelect {  def main(args: Array[String]) {    val driver = "com.mysql.jdbc.Driver"    val url = "jdbc:mysql://127.0.0.1/myapp"    val username = "root"    val password = ""    var connection:Connection = null    try {      Class.forName(driver)      connection = DriverManager.getConnection(url, username, password)      val statement = connection.createStatement()      val resultSet = statement.executeQuery("SELECT * FROM sys_user_base limit 5")      while ( resultSet.next() ) {        val id = resultSet.getInt("id")        val user_id = resultSet.getString("user_id")        println("id = " + id + ", user_id = " + user_id)      }    } catch {      case e => e.printStackTrace    }    connection.close()  }}

3.结果图如下