From 089939c767f89087366799e47ab24d5b7b36c5e4 Mon Sep 17 00:00:00 2001
From: Jinzhu <wosmvp@gmail.com>
Date: Fri, 18 Sep 2020 21:50:11 +0800
Subject: [PATCH] AutoMigrate should auto create indexes, close #3486

---
 migrator/migrator.go | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/migrator/migrator.go b/migrator/migrator.go
index 4b069c8a..f390ff9f 100644
--- a/migrator/migrator.go
+++ b/migrator/migrator.go
@@ -133,6 +133,15 @@ func (m Migrator) AutoMigrate(values ...interface{}) error {
 						}
 					}
 				}
+
+				for _, idx := range stmt.Schema.ParseIndexes() {
+					if !tx.Migrator().HasIndex(value, idx.Name) {
+						if err := tx.Migrator().CreateIndex(value, idx.Name); err != nil {
+							return err
+						}
+					}
+				}
+
 				return nil
 			}); err != nil {
 				return err