import java.sql.*;
public class Q {
  public static void main(String[] a) throws Exception {
    Class.forName("com.mysql.cj.jdbc.Driver");
    try (Connection c = DriverManager.getConnection("jdbc:mysql://cq-cdb-8fjmemkb.sql.tencentcdb.com:27220/fs_tenant_cs1?useSSL=false&serverTimezone=GMT%2B8","root","Ylrz_1q2w3e4r5t6y");
         ResultSet rs = c.getMetaData().getColumns(c.getCatalog(), null, "lobster_sales_corpus", null)) {
      while (rs.next()) System.out.println(rs.getString("COLUMN_NAME"));
    }
  }
}