Java DatabaseMetaData .getMaxColumnNameLength ()

Syntax

DatabaseMetaData.getMaxColumnNameLength() has the following syntax.

int getMaxColumnNameLength()    throws SQLException

Example

In the following code shows how to use DatabaseMetaData.getMaxColumnNameLength() method.


import java.sql.Connection;
import java.sql.DatabaseMetaData;
import java.sql.DriverManager;
//  w  w w.  j  a  v  a  2 s  .  c om
public class Main {

  public static void main(String[] args) throws Exception {
    Connection conn = getHSQLConnection();

    DatabaseMetaData md = conn.getMetaData();
    System.out.println(md.getMaxColumnNameLength());
    conn.close();
  }

  private static Connection getHSQLConnection() throws Exception {
    Class.forName("org.hsqldb.jdbcDriver");
    String url = "jdbc:hsqldb:data/tutorial";
    return DriverManager.getConnection(url, "sa", "");
  }

}




















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