public static String toPostgreSQL(String name) throws SQLException { return toPostgreSQL(31,name);
public static String toPostgreSQL(Connection con, String name) throws SQLException { DatabaseMetaData dbmd = con.getMetaData(); int maxNameLength = dbmd.getMaxTableNameLength(); return toPostgreSQL(maxNameLength,name);
	public static String toPostgreSQL(String name) throws SQLException {		return toPostgreSQL(31,name);	}