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-rw-r--r--system/database/DB_query_builder.php3
1 files changed, 3 insertions, 0 deletions
diff --git a/system/database/DB_query_builder.php b/system/database/DB_query_builder.php
index e5ffef2bb..a77ed57d0 100644
--- a/system/database/DB_query_builder.php
+++ b/system/database/DB_query_builder.php
@@ -925,6 +925,9 @@ abstract class CI_DB_query_builder extends CI_DB_driver {
? $this->_group_get_type('') : $this->_group_get_type($type);
$v = $this->escape_like_str($v);
+
+ // lowercase $side for in case of UPPERCASE string
+ $side = strtolower($side);
if ($side === 'none')
{