diff --git a/go.mod b/go.mod
index 15f3e205..fcd4fec7 100644
--- a/go.mod
+++ b/go.mod
@@ -20,6 +20,7 @@ require (
 	github.com/golang-jwt/jwt/v4 v4.5.0
 	github.com/golang-migrate/migrate/v4 v4.15.2
 	github.com/huaweicloud/huaweicloud-sdk-go-obs v3.22.11+incompatible
+	github.com/jmoiron/sqlx v1.3.1
 	github.com/json-iterator/go v1.1.12
 	github.com/meilisearch/meilisearch-go v0.21.0
 	github.com/minio/minio-go/v7 v7.0.49
diff --git a/go.sum b/go.sum
index 17a229a5..4e1c4c86 100644
--- a/go.sum
+++ b/go.sum
@@ -795,6 +795,7 @@ github.com/jmespath/go-jmespath v0.0.0-20180206201540-c2b33e8439af/go.mod h1:Nht
 github.com/jmespath/go-jmespath v0.4.0/go.mod h1:T8mJZnbsbmF+m6zOOFylbeCJqk5+pHWvzYPziyZiYoo=
 github.com/jmespath/go-jmespath/internal/testify v1.5.1/go.mod h1:L3OGu8Wl2/fWfCI6z80xFu9LTZmf1ZRjMHUOPmWr69U=
 github.com/jmoiron/sqlx v1.2.0/go.mod h1:1FEQNm3xlJgrMD+FBdI9+xvCksHtbpVBBw5dYhBSsks=
+github.com/jmoiron/sqlx v1.3.1 h1:aLN7YINNZ7cYOPK3QC83dbM6KT0NMqVMw961TqrejlE=
 github.com/jmoiron/sqlx v1.3.1/go.mod h1:2BljVx/86SuTyjE+aPYlHCTNvZrnJXghYGpNiXLBMCQ=
 github.com/joefitzgerald/rainbow-reporter v0.1.0/go.mod h1:481CNgqmVHQZzdIbN52CupLJyoVwB10FQ/IQlF1pdL8=
 github.com/joho/godotenv v1.3.0/go.mod h1:7hK45KPybAkOC6peb+G5yklZfMxEjkZhHbwpqxOKXbg=
diff --git a/internal/conf/db_sqlx.go b/internal/conf/db_sqlx.go
new file mode 100644
index 00000000..a8b1cee4
--- /dev/null
+++ b/internal/conf/db_sqlx.go
@@ -0,0 +1,30 @@
+// Copyright 2023 ROC. All rights reserved.
+// Use of this source code is governed by a MIT style
+// license that can be found in the LICENSE file.
+
+package conf
+
+import (
+	"sync"
+
+	"github.com/jmoiron/sqlx"
+	"github.com/rocboss/paopao-ce/pkg/naming"
+	"github.com/sirupsen/logrus"
+)
+
+var (
+	_sqlxdb   *sqlx.DB
+	_onceSqlx sync.Once
+)
+
+func MustSqlxDB() *sqlx.DB {
+	_onceSqlx.Do(func() {
+		driver, db, err := newSqlDB()
+		if err != nil {
+			logrus.Fatalf("new sqlx db failed: %s", err)
+		}
+		_sqlxdb = sqlx.NewDb(db, driver)
+		_sqlxdb.MapperFunc(naming.NewSnakeNamingStrategy().Naming)
+	})
+	return _sqlxdb
+}