remove duplicate migration

models/migrations/migrations.go

@@ -212,7 +212,6 @@ var migrations = []Migration{
 	NewMigration("Add ResolveDoerID to Comment table", addResolveDoerIDCommentColumn),
 	// v139 -> v140
 	NewMigration("prepend refs/heads/ to issue refs", prependRefsHeadsToIssueRefs),
-	NewMigration("add dataset migration", addDatasetTable),
 }
 
 // GetCurrentDBVersion returns the current db version

models/migrations/v140.go

@@ -1,35 +0,0 @@
-// Copyright 2019 The Gitea Authors. All rights reserved.
-// Use of this source code is governed by a MIT-style
-// license that can be found in the LICENSE file.
-
-package migrations
-
-import (
-	"fmt"
-
-	"code.gitea.io/gitea/modules/timeutil"
-	"xorm.io/xorm"
-)
-
-func addDatasetTable(x *xorm.Engine) error {
-	type Dataset struct {
-		ID            int64  `xorm:"pk autoincr"`
-		Title         string `xorm:"INDEX NOT NULL"`
-		Status        int32  `xorm:"INDEX"`
-		Category      string
-		Description   string `xorm:"TEXT"`
-		DownloadTimes int64
-		License       string
-		Task          string
-		ReleaseID     int64              `xorm:"INDEX"`
-		UserID        int64              `xorm:"INDEX"`
-		RepoID        int64              `xorm:"INDEX"`
-		CreatedUnix   timeutil.TimeStamp `xorm:"INDEX created"`
-		UpdatedUnix   timeutil.TimeStamp `xorm:"INDEX updated"`
-	}
-
-	if err := x.Sync2(new(Dataset)); err != nil {
-		return fmt.Errorf("Sync2: %v", err)
-	}
-	return nil
-}