remove backticks from ODBC
diff --git a/system/database/drivers/odbc/odbc_driver.php b/system/database/drivers/odbc/odbc_driver.php
index fd24608..bdedab3 100644
--- a/system/database/drivers/odbc/odbc_driver.php
+++ b/system/database/drivers/odbc/odbc_driver.php
@@ -386,11 +386,7 @@
 	 */

 	function _escape_table($table)

 	{

-		if (strpos($table, '.') !== FALSE)

-		{

-			$table = '`' . str_replace('.', '`.`', $table) . '`';

-		}

-		

+		// used to add backticks in other db drivers		

 		return $table;

 	}

 		

@@ -438,7 +434,7 @@
 		}

 		else

 		{

-			return "`{$item}`";

+			return "{$item}";

 		}

 

 		$exceptions = array('AS', '/', '-', '%', '+', '*');

@@ -446,9 +442,9 @@
 		foreach ($exceptions as $exception)

 		{

 		

-			if (stristr($item, " `{$exception}` ") !== FALSE)

+			if (stristr($item, " {$exception} ") !== FALSE)

 			{

-				$item = preg_replace('/ `('.preg_quote($exception).')` /i', ' $1 ', $item);

+				$item = preg_replace('/ ('.preg_quote($exception).') /i', ' $1 ', $item);

 			}

 		}

 		return $item;