diff --git a/internal/biz/database.go b/internal/biz/database.go
index 16741c27..c7986559 100644
--- a/internal/biz/database.go
+++ b/internal/biz/database.go
@@ -1,6 +1,7 @@
 package biz
 
 import (
+	"errors"
 	"time"
 
 	"github.com/go-rat/utils/crypt"
@@ -20,6 +21,8 @@ type Database struct {
 	Remark    string    `gorm:"not null" json:"remark"`
 	CreatedAt time.Time `json:"created_at"`
 	UpdatedAt time.Time `json:"updated_at"`
+
+	DatabaseItems []*DatabaseItem `json:"-"`
 }
 
 func (r *Database) BeforeSave(tx *gorm.DB) error {
@@ -50,3 +53,17 @@ func (r *Database) AfterFind(tx *gorm.DB) error {
 
 	return nil
 }
+
+func (r *Database) BeforeDelete(tx *gorm.DB) error {
+	if r.Name == "local_mysql" && !app.IsCli {
+		return errors.New("can't delete local_mysql, if you must delete it, please uninstall mysql")
+	}
+	if r.Name == "local_postgresql" && !app.IsCli {
+		return errors.New("can't delete local_postgresql, if you must delete it, please uninstall postgresql")
+	}
+	if r.Name == "local_redis" && !app.IsCli {
+		return errors.New("can't delete local_redis, if you must delete it, please uninstall redis")
+	}
+
+	return nil
+}
diff --git a/internal/biz/database_item.go b/internal/biz/database_item.go
new file mode 100644
index 00000000..4d5040af
--- /dev/null
+++ b/internal/biz/database_item.go
@@ -0,0 +1,59 @@
+package biz
+
+import (
+	"time"
+
+	"github.com/go-rat/utils/crypt"
+	"gorm.io/gorm"
+
+	"github.com/TheTNB/panel/internal/app"
+)
+
+type DatabaseItemStatus string
+
+const (
+	DatabaseItemStatusNormal  DatabaseItemStatus = "normal"
+	DatabaseItemStatusInvalid DatabaseItemStatus = "invalid"
+)
+
+type DatabaseItem struct {
+	ID         uint               `gorm:"primaryKey" json:"id"`
+	DatabaseID uint               `gorm:"not null" json:"database_id"`
+	Name       string             `gorm:"not null" json:"name"`
+	Status     DatabaseItemStatus `gorm:"not null" json:"status"`
+	Username   string             `gorm:"not null" json:"username"`
+	Password   string             `gorm:"not null" json:"password"`
+	Remark     string             `gorm:"not null" json:"remark"`
+	CreatedAt  time.Time          `json:"created_at"`
+	UpdatedAt  time.Time          `json:"updated_at"`
+
+	Database *Database `json:"database"`
+}
+
+func (r *DatabaseItem) BeforeSave(tx *gorm.DB) error {
+	crypter, err := crypt.NewXChacha20Poly1305([]byte(app.Key))
+	if err != nil {
+		return err
+	}
+
+	r.Password, err = crypter.Encrypt([]byte(r.Password))
+	if err != nil {
+		return err
+	}
+
+	return nil
+}
+
+func (r *DatabaseItem) AfterFind(tx *gorm.DB) error {
+	crypter, err := crypt.NewXChacha20Poly1305([]byte(app.Key))
+	if err != nil {
+		return err
+	}
+
+	password, err := crypter.Decrypt(r.Password)
+	if err == nil {
+		r.Password = string(password)
+	}
+
+	return nil
+}
diff --git a/internal/migration/v1.go b/internal/migration/v1.go
index 8a5d5ad7..f300a5ac 100644
--- a/internal/migration/v1.go
+++ b/internal/migration/v1.go
@@ -55,4 +55,17 @@ func init() {
 			)
 		},
 	})
+	Migrations = append(Migrations, &gormigrate.Migration{
+		ID: "20241107-database-item",
+		Migrate: func(tx *gorm.DB) error {
+			return tx.AutoMigrate(
+				&biz.DatabaseItem{},
+			)
+		},
+		Rollback: func(tx *gorm.DB) error {
+			return tx.Migrator().DropTable(
+				&biz.DatabaseItem{},
+			)
+		},
+	})
 }