簡述JDBC調用數據庫的基本步驟

//1.註冊驅動 Class.forName("oracle.jdbc.driver.OracleDriver"); //2.獲取鏈接 Connection conn = DriverManager.getConnection("jdcc:oracle:thin:@localhost:1506:Alfred","root","root"); //3.獲取可以發送sql語句的對象 Statement

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