Revert back some escape_identifiers() to proect_identifiers() as the first one can't handle arrays
diff --git a/system/database/drivers/interbase/interbase_forge.php b/system/database/drivers/interbase/interbase_forge.php
index 166f387..4e6a60c 100644
--- a/system/database/drivers/interbase/interbase_forge.php
+++ b/system/database/drivers/interbase/interbase_forge.php
@@ -135,7 +135,7 @@
if (count($primary_keys) > 0)
{
- $primary_keys = $this->db->escape_identifiers($primary_keys);
+ $primary_keys = $this->db->protect_identifiers($primary_keys);
$sql .= ",\n\tPRIMARY KEY (".implode(', ', $primary_keys).')';
}
@@ -144,7 +144,7 @@
foreach ($keys as $key)
{
$key = is_array($key)
- ? $this->db->escape_identifiers($key)
+ ? $this->db->protect_identifiers($key)
: array($this->db->escape_identifiers($key));
$sql .= ",\n\tUNIQUE (".implode(', ', $key).')';