narfbg suggested fixes
diff --git a/system/database/DB_driver.php b/system/database/DB_driver.php
index b829bbe..7c73fc2 100644
--- a/system/database/DB_driver.php
+++ b/system/database/DB_driver.php
@@ -256,7 +256,7 @@
// Some DBs have functions that return the version, and don't run special
// SQL queries per se. In these instances, just return the result.
- $driver_version_exceptions = array('oci8', 'sqlite', 'cubrid', 'pdo', 'mysqli');
+ $driver_version_exceptions = array('oci8', 'sqlite', 'cubrid', 'pdo', 'mysqli', 'interbase');
if (in_array($this->dbdriver, $driver_version_exceptions))
{