From 3be836c72413c8f4c768393d8b83667f4bbccc19 Mon Sep 17 00:00:00 2001
From: Steve Fan <29133953+stevefan1999-personal@users.noreply.github.com>
Date: Mon, 20 Jul 2020 21:26:30 +0800
Subject: [PATCH] make it optional by giving it a workaround field

---
 gorm.go | 4 ++++
 scan.go | 8 +++++---
 2 files changed, 9 insertions(+), 3 deletions(-)

diff --git a/gorm.go b/gorm.go
index 338a1473..1671dea3 100644
--- a/gorm.go
+++ b/gorm.go
@@ -32,6 +32,10 @@ type Config struct {
 	DisableAutomaticPing bool
 	// DisableForeignKeyConstraintWhenMigrating
 	DisableForeignKeyConstraintWhenMigrating bool
+	// Workarounds this is for some exotic databases that requires internal changes rather than avoiding the problem by extending the dialects
+	Workarounds struct {
+		DoColumnLowerCasing bool
+	}
 
 	// ClauseBuilders clause builder
 	ClauseBuilders map[string]clause.ClauseBuilder
diff --git a/scan.go b/scan.go
index 2e5e770e..d3e158e7 100644
--- a/scan.go
+++ b/scan.go
@@ -14,9 +14,11 @@ func Scan(rows *sql.Rows, db *DB, initialized bool) {
 	columns, _ := rows.Columns()
 	values := make([]interface{}, len(columns))
 
-	columns = funk.Map(columns, func(s string) string {
-		return strings.ToLower(s)
-	}).([]string)
+	if db.Workarounds.DoColumnLowerCasing {
+		columns = funk.Map(columns, func(s string) string {
+			return strings.ToLower(s)
+		}).([]string)
+	}
 
 	switch dest := db.Statement.Dest.(type) {
 	case map[string]interface{}, *map[string]interface{}: