WIP commit on glob support

core/function.rs

@@ -44,6 +44,7 @@ pub enum ScalarFunc {
     Coalesce,
     Concat,
     ConcatWs,
+    Glob,
     IfNull,
     Like,
     Abs,
@@ -75,6 +76,7 @@ impl ToString for ScalarFunc {
             ScalarFunc::Coalesce => "coalesce".to_string(),
             ScalarFunc::Concat => "concat".to_string(),
             ScalarFunc::ConcatWs => "concat_ws".to_string(),
+            ScalarFunc::Glob => "glob".to_string(),
             ScalarFunc::IfNull => "ifnull".to_string(),
             ScalarFunc::Like => "like(2)".to_string(),
             ScalarFunc::Abs => "abs".to_string(),