diff --git a/dibi/drivers/firebird.php b/dibi/drivers/firebird.php
index ee7a5619..b29f3bac 100644
--- a/dibi/drivers/firebird.php
+++ b/dibi/drivers/firebird.php
@@ -35,6 +35,9 @@ class DibiFirebirdDriver extends DibiObject implements IDibiDriver, IDibiResultD
 	/** @var resource  Resultset resource */
 	private $resultSet;
 
+	/** @var bool */
+	private $autoFree = TRUE;
+
 	/** @var resource  Resultset resource */
 	private $transaction;
 
@@ -359,7 +362,7 @@ class DibiFirebirdDriver extends DibiObject implements IDibiDriver, IDibiResultD
 	 */
 	public function __destruct()
 	{
-		$this->getResultResource() && $this->free();
+		$this->autoFree && $this->getResultResource() && $this->free();
 	}
 
 
@@ -431,6 +434,7 @@ class DibiFirebirdDriver extends DibiObject implements IDibiDriver, IDibiResultD
 	 */
 	public function getResultResource()
 	{
+		$this->autoFree = FALSE;
 		return is_resource($this->resultSet) ? $this->resultSet : NULL;
 	}
 
diff --git a/dibi/drivers/mssql.php b/dibi/drivers/mssql.php
index 07a4ec0f..06b37fad 100644
--- a/dibi/drivers/mssql.php
+++ b/dibi/drivers/mssql.php
@@ -34,6 +34,9 @@ class DibiMsSqlDriver extends DibiObject implements IDibiDriver, IDibiResultDriv
 	/** @var resource  Resultset resource */
 	private $resultSet;
 
+	/** @var bool */
+	private $autoFree = TRUE;
+
 
 
 	/**
@@ -307,7 +310,7 @@ class DibiMsSqlDriver extends DibiObject implements IDibiDriver, IDibiResultDriv
 	 */
 	public function __destruct()
 	{
-		$this->getResultResource() && $this->free();
+		$this->autoFree && $this->getResultResource() && $this->free();
 	}
 
 
@@ -387,6 +390,7 @@ class DibiMsSqlDriver extends DibiObject implements IDibiDriver, IDibiResultDriv
 	 */
 	public function getResultResource()
 	{
+		$this->autoFree = FALSE;
 		return is_resource($this->resultSet) ? $this->resultSet : NULL;
 	}
 
diff --git a/dibi/drivers/mssql2005.php b/dibi/drivers/mssql2005.php
index bc578e08..d9b78c35 100644
--- a/dibi/drivers/mssql2005.php
+++ b/dibi/drivers/mssql2005.php
@@ -34,6 +34,9 @@ class DibiMsSql2005Driver extends DibiObject implements IDibiDriver, IDibiResult
 	/** @var resource  Resultset resource */
 	private $resultSet;
 
+	/** @var bool */
+	private $autoFree = TRUE;
+
 	/** @var int|FALSE  Affected rows */
 	private $affectedRows = FALSE;
 
@@ -314,7 +317,7 @@ class DibiMsSql2005Driver extends DibiObject implements IDibiDriver, IDibiResult
 	 */
 	public function __destruct()
 	{
-		$this->getResultResource() && $this->free();
+		$this->autoFree && $this->getResultResource() && $this->free();
 	}
 
 
@@ -393,6 +396,7 @@ class DibiMsSql2005Driver extends DibiObject implements IDibiDriver, IDibiResult
 	 */
 	public function getResultResource()
 	{
+		$this->autoFree = FALSE;
 		return is_resource($this->resultSet) ? $this->resultSet : NULL;
 	}
 
diff --git a/dibi/drivers/mysql.php b/dibi/drivers/mysql.php
index 66b750ca..f135714c 100644
--- a/dibi/drivers/mysql.php
+++ b/dibi/drivers/mysql.php
@@ -46,6 +46,9 @@ class DibiMySqlDriver extends DibiObject implements IDibiDriver, IDibiResultDriv
 	/** @var resource  Resultset resource */
 	private $resultSet;
 
+	/** @var bool */
+	private $autoFree = TRUE;
+
 	/** @var bool  Is buffered (seekable and countable)? */
 	private $buffered;
 
@@ -390,7 +393,7 @@ class DibiMySqlDriver extends DibiObject implements IDibiDriver, IDibiResultDriv
 	 */
 	public function __destruct()
 	{
-		$this->getResultResource() && $this->free();
+		$this->autoFree && $this->getResultResource() && $this->free();
 	}
 
 
@@ -479,6 +482,7 @@ class DibiMySqlDriver extends DibiObject implements IDibiDriver, IDibiResultDriv
 	 */
 	public function getResultResource()
 	{
+		$this->autoFree = FALSE;
 		return is_resource($this->resultSet) ? $this->resultSet : NULL;
 	}
 
diff --git a/dibi/drivers/mysqli.php b/dibi/drivers/mysqli.php
index e99b4ccc..42f2e56f 100644
--- a/dibi/drivers/mysqli.php
+++ b/dibi/drivers/mysqli.php
@@ -47,6 +47,9 @@ class DibiMySqliDriver extends DibiObject implements IDibiDriver, IDibiResultDri
 	/** @var mysqli_result  Resultset resource */
 	private $resultSet;
 
+	/** @var bool */
+	private $autoFree = TRUE;
+
 	/** @var bool  Is buffered (seekable and countable)? */
 	private $buffered;
 
@@ -380,7 +383,7 @@ class DibiMySqliDriver extends DibiObject implements IDibiDriver, IDibiResultDri
 	 */
 	public function __destruct()
 	{
-		$this->getResultResource() && $this->free();
+		$this->autoFree && $this->getResultResource() && @$this->free();
 	}
 
 
@@ -479,6 +482,7 @@ class DibiMySqliDriver extends DibiObject implements IDibiDriver, IDibiResultDri
 	 */
 	public function getResultResource()
 	{
+		$this->autoFree = FALSE;
 		return @$this->resultSet->type === NULL ? NULL : $this->resultSet;
 	}
 
diff --git a/dibi/drivers/odbc.php b/dibi/drivers/odbc.php
index 524e8a71..fc6e40b6 100644
--- a/dibi/drivers/odbc.php
+++ b/dibi/drivers/odbc.php
@@ -32,6 +32,9 @@ class DibiOdbcDriver extends DibiObject implements IDibiDriver, IDibiResultDrive
 	/** @var resource  Resultset resource */
 	private $resultSet;
 
+	/** @var bool */
+	private $autoFree = TRUE;
+
 	/** @var int|FALSE  Affected rows */
 	private $affectedRows = FALSE;
 
@@ -327,7 +330,7 @@ class DibiOdbcDriver extends DibiObject implements IDibiDriver, IDibiResultDrive
 	 */
 	public function __destruct()
 	{
-		$this->getResultResource() && $this->free();
+		$this->autoFree && $this->getResultResource() && $this->free();
 	}
 
 
@@ -417,6 +420,7 @@ class DibiOdbcDriver extends DibiObject implements IDibiDriver, IDibiResultDrive
 	 */
 	public function getResultResource()
 	{
+		$this->autoFree = FALSE;
 		return is_resource($this->resultSet) ? $this->resultSet : NULL;
 	}
 
diff --git a/dibi/drivers/oracle.php b/dibi/drivers/oracle.php
index 64b77b37..242d28cc 100644
--- a/dibi/drivers/oracle.php
+++ b/dibi/drivers/oracle.php
@@ -34,6 +34,9 @@ class DibiOracleDriver extends DibiObject implements IDibiDriver, IDibiResultDri
 	/** @var resource  Resultset resource */
 	private $resultSet;
 
+	/** @var bool */
+	private $autoFree = TRUE;
+
 	/** @var bool */
 	private $autocommit = TRUE;
 
@@ -321,7 +324,7 @@ class DibiOracleDriver extends DibiObject implements IDibiDriver, IDibiResultDri
 	 */
 	public function __destruct()
 	{
-		$this->getResultResource() && $this->free();
+		$this->autoFree && $this->getResultResource() && $this->free();
 	}
 
 
@@ -400,6 +403,7 @@ class DibiOracleDriver extends DibiObject implements IDibiDriver, IDibiResultDri
 	 */
 	public function getResultResource()
 	{
+		$this->autoFree = FALSE;
 		return is_resource($this->resultSet) ? $this->resultSet : NULL;
 	}
 
diff --git a/dibi/drivers/postgre.php b/dibi/drivers/postgre.php
index a04b4665..ebf25ca0 100644
--- a/dibi/drivers/postgre.php
+++ b/dibi/drivers/postgre.php
@@ -33,6 +33,9 @@ class DibiPostgreDriver extends DibiObject implements IDibiDriver, IDibiResultDr
 	/** @var resource  Resultset resource */
 	private $resultSet;
 
+	/** @var bool */
+	private $autoFree = TRUE;
+
 	/** @var int|FALSE  Affected rows */
 	private $affectedRows = FALSE;
 
@@ -380,7 +383,7 @@ class DibiPostgreDriver extends DibiObject implements IDibiDriver, IDibiResultDr
 	 */
 	public function __destruct()
 	{
-		$this->getResultResource() && $this->free();
+		$this->autoFree && $this->getResultResource() && $this->free();
 	}
 
 
@@ -461,6 +464,7 @@ class DibiPostgreDriver extends DibiObject implements IDibiDriver, IDibiResultDr
 	 */
 	public function getResultResource()
 	{
+		$this->autoFree = FALSE;
 		return is_resource($this->resultSet) ? $this->resultSet : NULL;
 	}
 
diff --git a/dibi/drivers/sqlite3.php b/dibi/drivers/sqlite3.php
index 2bf9f8ee..9b6ff450 100644
--- a/dibi/drivers/sqlite3.php
+++ b/dibi/drivers/sqlite3.php
@@ -36,6 +36,9 @@ class DibiSqlite3Driver extends DibiObject implements IDibiDriver, IDibiResultDr
 	/** @var SQLite3Result  Resultset resource */
 	private $resultSet;
 
+	/** @var bool */
+	private $autoFree = TRUE;
+
 	/** @var string  Date and datetime format */
 	private $fmtDate, $fmtDateTime;
 
@@ -317,7 +320,7 @@ class DibiSqlite3Driver extends DibiObject implements IDibiDriver, IDibiResultDr
 	 */
 	public function __destruct()
 	{
-		$this->resultSet && @$this->free();
+		$this->autoFree && $this->resultSet && @$this->free();
 	}
 
 
@@ -411,6 +414,7 @@ class DibiSqlite3Driver extends DibiObject implements IDibiDriver, IDibiResultDr
 	 */
 	public function getResultResource()
 	{
+		$this->autoFree = FALSE;
 		return $this->resultSet;
 	}