for i := 0; i < 21; i++ {
		user := &User{Name: fmt.Sprintf("User%d", i), ManagerID: &manager.ID}
		DB.Create(user)
		userIDs = append(userIDs, user.ID)
	}

	var entries []User
	assert.NotPanics(t, func() {
		assert.NoError(t,
			DB.Debug().Preload("Manager.Team").
				Joins("Manager.Company").
				Find(&entries).Error)
	})
}

func TestJoinsPreload_Issue7013_RelationEmpty(t *testing.T) {
	type (

			Columns: []clause.OrderByColumn{{Column: clause.Column{Name: "id", Raw: true}, Desc: true}},
		})
	})
	assertEqualSQL(t, `SELECT * FROM users ORDER BY id DESC`, sql)
}

// assertEqualSQL for assert that the sql is equal, this method will ignore quote, and dialect specials.
func assertEqualSQL(t *testing.T, expected string, actually string) {
	t.Helper()

	// replace SQL quote, convert into postgresql like ""

package clause

type Insert struct {
	Table    Table
	Modifier string
}

// Name insert clause name
func (insert Insert) Name() string {
	return "INSERT"
}

// Build build insert clause
func (insert Insert) Build(builder Builder) {
	if insert.Modifier != "" {
		builder.WriteString(insert.Modifier)
		builder.WriteByte(' ')
	}

	builder.WriteString("INTO ")
	if insert.Table.Name == "" {

		Vars    []interface{}
	}{
		{
			[]clause.Interface{clause.Insert{}},
			"INSERT INTO `users`", nil,
		},
		{
			[]clause.Interface{clause.Insert{Modifier: "LOW_PRIORITY"}},
			"INSERT LOW_PRIORITY INTO `users`", nil,
		},
		{
			[]clause.Interface{clause.Insert{Table: clause.Table{Name: "products"}, Modifier: "LOW_PRIORITY"}},
			"INSERT LOW_PRIORITY INTO `products`", nil,
		},
	}

	}
}

func TestUpsertSlice(t *testing.T) {
	langs := []Language{
		{Code: "upsert-slice1", Name: "Upsert-slice1"},
		{Code: "upsert-slice2", Name: "Upsert-slice2"},
		{Code: "upsert-slice3", Name: "Upsert-slice3"},
	}
	DB.Clauses(clause.OnConflict{DoNothing: true}).Create(&langs)

	var langs2 []Language
	if err := DB.Find(&langs2, "code LIKE ?", "upsert-slice%").Error; err != nil {

package callbacks

import (
	"gorm.io/gorm"
)

var (
	createClauses = []string{"INSERT", "VALUES", "ON CONFLICT"}
	queryClauses  = []string{"SELECT", "FROM", "WHERE", "GROUP BY", "ORDER BY", "LIMIT", "FOR"}
	updateClauses = []string{"UPDATE", "SET", "WHERE"}
	deleteClauses = []string{"DELETE", "FROM", "WHERE"}
)

type Config struct {
	LastInsertIDReversed bool
	CreateClauses        []string
	QueryClauses         []string

	conn := &wrapperConnPool{
		db: nativeDB,
		expect: []string{
			"SELECT VERSION()",
			"INSERT INTO `users` (`created_at`,`updated_at`,`deleted_at`,`name`,`age`,`birthday`,`company_id`,`manager_id`,`active`) VALUES (?,?,?,?,?,?,?,?,?)",
			"SELECT * FROM `users` WHERE name = ? AND `users`.`deleted_at` IS NULL ORDER BY `users`.`id` LIMIT ?",

	}

	r = dryDB.Create(&UserWithTable{}).Statement
	if DB.Dialector.Name() != "sqlite" {
		if !regexp.MustCompile(`INSERT INTO .gorm.\..user. (.*name.*) VALUES (.*)`).MatchString(r.Statement.SQL.String()) {
			t.Errorf("Table with escape character, got %v", r.Statement.SQL.String())
		}
	} else {
		if !regexp.MustCompile(`INSERT INTO .user. (.*name.*) VALUES (.*)`).MatchString(r.Statement.SQL.String()) {

					}
					db.Statement.AddClause(clause.Returning{Columns: fromColumns})
				}
			}
		}

		if db.Statement.SQL.Len() == 0 {
			db.Statement.SQL.Grow(180)
			db.Statement.AddClauseIfNotExists(clause.Insert{})
			db.Statement.AddClause(ConvertToCreateValues(db.Statement))

			db.Statement.Build(db.Statement.BuildClauses...)
		}

		isDryRun := !db.DryRun && db.Error == nil
		if !isDryRun {
			return
		}

* Eager loading with `Preload`, `Joins`
* Transactions, Nested Transactions, Save Point, RollbackTo to Saved Point
* Context, Prepared Statement Mode, DryRun Mode
* Batch Insert, FindInBatches, Find To Map
* SQL Builder, Upsert, Locking, Optimizer/Index/Comment Hints, NamedArg, Search/Update/Create with SQL Expr
* Composite Primary Key
* Auto Migrations
* Logger