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", "");
}
}