printcolumntypes.java

来自「JDBC Book Code Examples」· Java 代码 · 共 18 行

import java.sql.*;

public class PrintColumnTypes  {

	public static void printColTypes(ResultSetMetaData rsmd)
														throws SQLException {
		int columns = rsmd.getColumnCount();
		for (int i = 1; i <= columns; i++) {
			int jdbcType = rsmd.getColumnType(i);
			String name = rsmd.getColumnTypeName(i);
			System.out.print("Column " + i + " is JDBC type " + jdbcType);
			System.out.println(", which the DBMS calls " + name);
		}
	}
}