Fix #4674
diff --git a/system/database/drivers/pdo/pdo_driver.php b/system/database/drivers/pdo/pdo_driver.php
index c6f84e0..c27607e 100644
--- a/system/database/drivers/pdo/pdo_driver.php
+++ b/system/database/drivers/pdo/pdo_driver.php
@@ -126,7 +126,10 @@
*/
public function db_connect($persistent = FALSE)
{
- $this->options[PDO::ATTR_PERSISTENT] = $persistent;
+ if ($persistent === TRUE)
+ {
+ $this->options[PDO::ATTR_PERSISTENT] = TRUE;
+ }
try
{
diff --git a/system/database/drivers/pdo/subdrivers/pdo_dblib_driver.php b/system/database/drivers/pdo/subdrivers/pdo_dblib_driver.php
index 84695ee..9a1cbca 100644
--- a/system/database/drivers/pdo/subdrivers/pdo_dblib_driver.php
+++ b/system/database/drivers/pdo/subdrivers/pdo_dblib_driver.php
@@ -126,7 +126,12 @@
*/
public function db_connect($persistent = FALSE)
{
- $this->conn_id = parent::db_connect($persistent);
+ if ($persistent === TRUE)
+ {
+ log_message('debug', "dblib driver doesn't support persistent connections");
+ }
+
+ $this->conn_id = parent::db_connect(FALSE);
if ( ! is_object($this->conn_id))
{