diff --git a/internal/conf/conf.go b/internal/conf/conf.go
index b651bc63..2dad15c7 100644
--- a/internal/conf/conf.go
+++ b/internal/conf/conf.go
@@ -42,7 +42,7 @@ var (
 	TweetSearchSetting      *tweetSearchConf
 	ZincSetting             *zincConf
 	MeiliSetting            *meiliConf
-	ObjectStorage           *objectStorageS
+	ObjectStorage           *objectStorageConf
 	AliOSSSetting           *aliOSSConf
 	COSSetting              *cosConf
 	HuaweiOBSSetting        *huaweiOBSConf
diff --git a/internal/conf/setting.go b/internal/conf/setting.go
index 94ffd26f..39997d60 100644
--- a/internal/conf/setting.go
+++ b/internal/conf/setting.go
@@ -166,7 +166,7 @@ type sqlite3Conf struct {
 	Path string
 }
 
-type objectStorageS struct {
+type objectStorageConf struct {
 	RetainInDays int
 	TempDir      string
 }
@@ -296,6 +296,35 @@ func (s *databaseConf) logLevel() logger.LogLevel {
 	}
 }
 
+func (s *databaseConf) TableNames() (res TableNameMap) {
+	tableNames := []string{
+		TableAnouncement,
+		TableAnouncementContent,
+		TableAttachment,
+		TableCaptcha,
+		TableComment,
+		TableCommentContent,
+		TableCommentReply,
+		TableContact,
+		TableContactGroup,
+		TableMessage,
+		TablePost,
+		TablePostAttachmentBill,
+		TablePostCollection,
+		TablePostContent,
+		TablePostStar,
+		TableTag,
+		TableUser,
+		TableWalletRecharge,
+		TableWalletStatement,
+	}
+	res = make(TableNameMap, len(tableNames))
+	for _, name := range tableNames {
+		res[name] = s.TablePrefix + name
+	}
+	return
+}
+
 func (s *loggerConf) logLevel() logrus.Level {
 	switch strings.ToLower(s.Level) {
 	case "panic":
@@ -343,7 +372,7 @@ func (s *loggerMeiliConf) maxLogBuffer() int {
 	return s.MaxLogBuffer
 }
 
-func (s *objectStorageS) TempDirSlash() string {
+func (s *objectStorageConf) TempDirSlash() string {
 	return strings.Trim(s.TempDir, " /") + "/"
 }