Fix issue #726

1 files changed, 8 insertions, 8 deletions

diff --git a/system/database/drivers/pdo/pdo_driver.php b/system/database/drivers/pdo/pdo_driver.php
index 5de2079bb..c38b79c5a 100644
--- a/system/database/drivers/pdo/pdo_driver.php
+++ b/system/database/drivers/pdo/pdo_driver.php
@@ -51,23 +51,23 @@ class CI_DB_pdo_driver extends CI_DB {
 	function __construct($params)
 	{
 		parent::__construct($params);
-		
+
 		// clause and character used for LIKE escape sequences
 		if (strpos($this->hostname, 'mysql') !== FALSE)
 		{
 			$this->_like_escape_str = '';
 			$this->_like_escape_chr = '';
-			
+
 			//Prior to this version, the charset can't be set in the dsn
 			if(is_php('5.3.6'))
 			{
 				$this->hostname .= ";charset={$this->char_set}";
 			}
-			
+
 			//Set the charset with the connection options
 			$this->options['PDO::MYSQL_ATTR_INIT_COMMAND'] = "SET NAMES {$this->char_set}";
 		}
-		else if (strpos($this->hostname, 'odbc') !== FALSE)
+		elseif (strpos($this->hostname, 'odbc') !== FALSE)
 		{
 			$this->_like_escape_str = " {escape '%s'} ";
 			$this->_like_escape_chr = '!';
@@ -77,9 +77,9 @@ class CI_DB_pdo_driver extends CI_DB {
 			$this->_like_escape_str = " ESCAPE '%s' ";
 			$this->_like_escape_chr = '!';
 		}
-		
-		$this->hostname .= ";dbname=".$this->database;
-		
+
+		empty($this->database) OR $this->hostname .= ';dbname='.$this->database;
+
 		$this->trans_enabled = FALSE;
 
 		$this->_random_keyword = ' RND('.time().')'; // database specific random keyword
@@ -94,7 +94,7 @@ class CI_DB_pdo_driver extends CI_DB {
 	function db_connect()
 	{
 		$this->options['PDO::ATTR_ERRMODE'] = PDO::ERRMODE_SILENT;
-		
+
 		return new PDO($this->hostname, $this->username, $this->password, $this->options);
 	}