Fix config and add ut

callbacks/create.go

@@ -1,7 +1,6 @@
 package callbacks
 
 import (
-	"database/sql/driver"
 	"fmt"
 	"reflect"
 	"strings"
@@ -114,7 +113,7 @@ func Create(config *Config) func(db *gorm.DB) {
 			db.Statement.Result.RowsAffected = db.RowsAffected
 		}
 
-		if db.RowsAffected == 0 {
+		if db.RowsAffected == 0 || db.DisableLastInsertID {
 			return
 		}
 
@@ -127,22 +126,6 @@ func Create(config *Config) func(db *gorm.DB) {
 		insertOk := err == nil && insertID > 0
 
 		if !insertOk {
-			if db.IgnoreLastInsertIDWhenNotSupport {
-				_, rowsAffectedErr := driver.RowsAffected(0).LastInsertId()
-				if strings.Compare(err.Error(), rowsAffectedErr.Error()) == 0 {
-					return
-				}
-				_, resultNoRowsErr := driver.ResultNoRows.LastInsertId()
-				if strings.Compare(err.Error(), resultNoRowsErr.Error()) == 0 {
-					return
-				}
-				if db.IsNotSupportLastInsertIDErr != nil && db.IsNotSupportLastInsertIDErr(err) {
-					return
-				}
-				if db.Logger != nil {
-					db.Logger.Warn(db.Statement.Context, "Failed to get last insert ID, err: %v", err)
-				}
-			}
 			if !supportReturning {
 				db.AddError(err)
 			}

gorm.go

@@ -24,11 +24,8 @@ type Config struct {
 	SkipDefaultTransaction    bool
 	DefaultTransactionTimeout time.Duration
 
-	// Not all database support LastInsertId, you can set `IgnoreLastInsertIDWhenNotSupport` to true in those cases
-	IgnoreLastInsertIDWhenNotSupport bool
-	// When 'IgnoreLastInsertIDWhenNotSupport' is true, you can set `IsNotSupportLastInsertIDErr` to check if the error is 'NotSupportLastInsertID'
-	// Gorm only asserts the type of returned sql/driver.Result if 'IsNotSupportLastInsertIDErr' is not set.
-	IsNotSupportLastInsertIDErr func(error) bool
+	// Not all database support LastInsertId, you can set `DisableLastInsertID` to true in those cases
+	DisableLastInsertID bool
 
 	// NamingStrategy tables, columns naming strategy
 	NamingStrategy schema.Namer

tests/create_test.go

@@ -1,6 +1,9 @@
 package tests_test
 
 import (
+	"context"
+	"database/sql"
+	"database/sql/driver"
 	"errors"
 	"fmt"
 	"regexp"
@@ -535,6 +538,40 @@ func TestCreateNilPointer(t *testing.T) {
 	}
 }
 
+type ConnPoolLastInsertIDMock struct {
+	gorm.ConnPool
+}
+
+func (m ConnPoolLastInsertIDMock) ExecContext(ctx context.Context, query string, args ...interface{}) (sql.Result, error) {
+	rst, err := m.ConnPool.ExecContext(ctx, query, args...)
+	if err != nil {
+		return nil, err
+	}
+
+	affected, _ := rst.RowsAffected()
+	return driver.RowsAffected(affected), nil
+}
+
+func TestCreateWithDisableLastInsertID(t *testing.T) {
+	rawPool := DB.ConnPool
+	DB.ConnPool = ConnPoolLastInsertIDMock{rawPool}
+	defer func() {
+		DB.ConnPool = rawPool
+	}()
+
+	user := &User{Name: "TestCreateWithDisableLastInsertID"}
+	err := DB.Create(&user).Error
+	if err == nil {
+		t.Fatalf("it should be error")
+	}
+
+	DB.DisableLastInsertID = true
+	err = DB.Create(&user).Error
+	if err != nil {
+		t.Fatalf("it should be nil")
+	}
+}
+
 func TestFirstOrCreateRowsAffected(t *testing.T) {
 	user := User{Name: "TestFirstOrCreateRowsAffected"}