<% Context context = new InitialContext(); DataSource ds = (DataSource)context.lookup("java:/comp/env/jdbc/oracle"); Connection conn = ds.getConnection(); PreparedStatement ps = conn.prepareStatement("select * from teleinfo"); ResultSet rs = ps.executeQuery(); while(rs.next()) { out.println(rs.getString(3)); out.println(); } conn.close(); %>
在应用的 context.xml 中如下配置:
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