7 files changed, 27 insertions, 41 deletions

diff --git a/system/database/drivers/mssql/mssql_utility.php b/system/database/drivers/mssql/mssql_utility.php
index 61fe5fcbc..49b63b7d0 100644
--- a/system/database/drivers/mssql/mssql_utility.php
+++ b/system/database/drivers/mssql/mssql_utility.php
@@ -28,13 +28,13 @@ class CI_DB_mssql_utility extends CI_DB_utility {
 	/**
 	 * Create database
 	 *
-	 * @access	public
+	 * @access	private
 	 * @param	string	the database name
 	 * @return	bool
 	 */
-	function create_database($name)
+	function _create_database($name)
 	{
-		return $this->db->query("CREATE DATABASE ".$name);
+		return "CREATE DATABASE ".$name;
 	}
 
 	// --------------------------------------------------------------------
@@ -84,7 +84,7 @@ class CI_DB_mssql_utility extends CI_DB_utility {
 	 */
 	function drop_table($table)
 	{
-		"DROP TABLE ".$this->db->_escape_table($name);
+		return $this->db->query("DROP TABLE ".$this->db->_escape_table($name));
 	}
 
 	// --------------------------------------------------------------------
@@ -144,9 +144,7 @@ class CI_DB_mssql_utility extends CI_DB_utility {
 	 */
 	function _field_data($table)
 	{
-		$sql = "SELECT TOP 1 FROM ".$this->db->_escape_table($table);
-		$query = $this->db->query($sql);
-		return $query->field_data();
+		return "SELECT TOP 1 FROM ".$this->db->_escape_table($table);	
 	}
 	
 
diff --git a/system/database/drivers/mysql/mysql_utility.php b/system/database/drivers/mysql/mysql_utility.php
index 23c4e094d..e5f8e850d 100644
--- a/system/database/drivers/mysql/mysql_utility.php
+++ b/system/database/drivers/mysql/mysql_utility.php
@@ -27,13 +27,13 @@ class CI_DB_mysql_utility extends CI_DB_utility {
 	/**
 	 * Create database
 	 *
-	 * @access	public
+	 * @access	private
 	 * @param	string	the database name
 	 * @return	bool
 	 */
-	function create_database($name)
+	function _create_database($name)
 	{
-		return $this->db->query("CREATE DATABASE ".$name);
+		return "CREATE DATABASE ".$name;
 	}
 
 	// --------------------------------------------------------------------
@@ -83,7 +83,7 @@ class CI_DB_mysql_utility extends CI_DB_utility {
 	 */
 	function drop_table($table)
 	{
-		"DROP TABLE IF EXISTS ".$this->db->_escape_table($name);
+		return $this->db->query("DROP TABLE IF EXISTS ".$this->db->_escape_table($name));
 	}
 
 	// --------------------------------------------------------------------
@@ -143,9 +143,7 @@ class CI_DB_mysql_utility extends CI_DB_utility {
 	 */
 	function _field_data($table)
 	{
-		$sql = "SELECT * FROM ".$this->db->_escape_table($table)." LIMIT 1";
-		$query = $this->db->query($sql);
-		return $query->field_data();
+		return "SELECT * FROM ".$this->db->_escape_table($table)." LIMIT 1";
 	}
 
 
diff --git a/system/database/drivers/mysqli/mysqli_utility.php b/system/database/drivers/mysqli/mysqli_utility.php
index ca8f3fe34..1775047ca 100644
--- a/system/database/drivers/mysqli/mysqli_utility.php
+++ b/system/database/drivers/mysqli/mysqli_utility.php
@@ -27,13 +27,13 @@ class CI_DB_mysqli_utility extends CI_DB_utility {
 	/**
 	 * Create database
 	 *
-	 * @access	public
+	 * @access	private
 	 * @param	string	the database name
 	 * @return	bool
 	 */
-	function create_database($name)
+	function _create_database($name)
 	{
-		return $this->db->query("CREATE DATABASE ".$name);
+		return "CREATE DATABASE ".$name;
 	}
 
 	// --------------------------------------------------------------------
@@ -83,7 +83,7 @@ class CI_DB_mysqli_utility extends CI_DB_utility {
 	 */
 	function drop_table($table)
 	{
-		"DROP TABLE IF EXISTS ".$this->db->_escape_table($name);
+		return $this->db->query("DROP TABLE IF EXISTS ".$this->db->_escape_table($name));
 	}
 
 	// --------------------------------------------------------------------
@@ -143,9 +143,7 @@ class CI_DB_mysqli_utility extends CI_DB_utility {
 	 */
 	function _field_data($table)
 	{
-		$sql = "SELECT * FROM ".$this->db->_escape_table($table)." LIMIT 1";
-		$query = $this->db->query($sql);
-		return $query->field_data();
+		return "SELECT * FROM ".$this->db->_escape_table($table)." LIMIT 1";
 	}
 	
 
diff --git a/system/database/drivers/oci8/oci8_utility.php b/system/database/drivers/oci8/oci8_utility.php
index 7e3ee7285..74b0165cb 100644
--- a/system/database/drivers/oci8/oci8_utility.php
+++ b/system/database/drivers/oci8/oci8_utility.php
@@ -32,7 +32,7 @@ class CI_DB_oci8_utility extends CI_DB_utility {
 	 * @param	string	the database name
 	 * @return	bool
 	 */
-	function create_database($name)
+	function _create_database($name)
 	{
 	}
 
@@ -130,9 +130,7 @@ class CI_DB_oci8_utility extends CI_DB_utility {
      */
     function _field_data($table)
     {
-        $sql = "SELECT * FROM ".$this->db->_escape_table($table)." where rownum = 1";
-        $query = $this->db->query($sql);
-        return $query->field_data();
+		return "SELECT * FROM ".$this->db->_escape_table($table)." where rownum = 1";
     }
 
 
diff --git a/system/database/drivers/odbc/odbc_utility.php b/system/database/drivers/odbc/odbc_utility.php
index cfd829cb6..74f8d3905 100644
--- a/system/database/drivers/odbc/odbc_utility.php
+++ b/system/database/drivers/odbc/odbc_utility.php
@@ -28,11 +28,11 @@ class CI_DB_odbc_utility extends CI_DB_utility {
 	/**
 	 * Create database
 	 *
-	 * @access	public
+	 * @access	private
 	 * @param	string	the database name
 	 * @return	bool
 	 */
-	function create_database($name)
+	function _create_database()
 	{
 		// ODBC has no "create database" command since it's 
 		// designed to connect to an existing database
@@ -156,9 +156,7 @@ class CI_DB_odbc_utility extends CI_DB_utility {
 	 */
 	function _field_data($table)
 	{
-		$sql = "SELECT TOP 1 FROM ".$this->db->_escape_table($table);
-		$query = $this->db->query($sql);
-		return $query->field_data();
+		return "SELECT TOP 1 FROM ".$this->db->_escape_table($table);
 	}
 
 
diff --git a/system/database/drivers/postgre/postgre_utility.php b/system/database/drivers/postgre/postgre_utility.php
index 7bb210ab7..8e51623be 100644
--- a/system/database/drivers/postgre/postgre_utility.php
+++ b/system/database/drivers/postgre/postgre_utility.php
@@ -28,13 +28,13 @@ class CI_DB_postgre_utility extends CI_DB_utility {
 	/**
 	 * Create database
 	 *
-	 * @access	public
+	 * @access	private
 	 * @param	string	the database name
 	 * @return	bool
 	 */
-	function create_database($name)
+	function _create_database($name)
 	{
-		return $this->db->query("CREATE DATABASE ".$name);
+		return "CREATE DATABASE ".$name;
 	}
 
 	// --------------------------------------------------------------------
@@ -84,7 +84,7 @@ class CI_DB_postgre_utility extends CI_DB_utility {
 	 */
 	function drop_table($table)
 	{
-		"DROP TABLE ".$this->db->_escape_table($name)." CASCADE";
+		return $this->db->query("DROP TABLE ".$this->db->_escape_table($name)." CASCADE");
 	}
 
 	// --------------------------------------------------------------------
@@ -144,9 +144,7 @@ class CI_DB_postgre_utility extends CI_DB_utility {
 	 */
 	function _field_data($table)
 	{
-		$sql = "SELECT * FROM ".$this->db->_escape_table($table)." LIMIT 1";
-		$query = $this->db->query($sql);
-		return $query->field_data();
+		return "SELECT * FROM ".$this->db->_escape_table($table)." LIMIT 1";
 	}
 
 
diff --git a/system/database/drivers/sqlite/sqlite_utility.php b/system/database/drivers/sqlite/sqlite_utility.php
index 744ca3f37..14b406a5c 100644
--- a/system/database/drivers/sqlite/sqlite_utility.php
+++ b/system/database/drivers/sqlite/sqlite_utility.php
@@ -32,7 +32,7 @@ class CI_DB_sqlite_utility extends CI_DB_utility {
 	 * @param	string	the database name
 	 * @return	bool
 	 */
-	function create_database()
+	function _create_database()
 	{
 		// In SQLite, a database is created when you connect to the database
 		return TRUE;
@@ -152,9 +152,7 @@ class CI_DB_sqlite_utility extends CI_DB_utility {
 	 */
 	function _field_data($table)
 	{
-		$sql = "SELECT * FROM ".$this->db->_escape_table($table)." LIMIT 1";
-		$query = $this->db->query($sql);
-		return $query->field_data();
+		return "SELECT * FROM ".$this->db->_escape_table($table)." LIMIT 1";
 	}