Refactor db package (#35380)

Remove unnecessary code

models/db/engine.go

@@ -12,7 +12,6 @@ import (
 	"strings"
 
 	"xorm.io/xorm"
-	"xorm.io/xorm/schemas"
 
 	_ "github.com/go-sql-driver/mysql"  // Needed for the MySQL driver
 	_ "github.com/lib/pq"               // Needed for the Postgresql driver
@@ -67,11 +66,6 @@ var (
 	_ Engine = (*xorm.Session)(nil)
 )
 
-// TableInfo returns table's information via an object
-func TableInfo(v any) (*schemas.Table, error) {
-	return xormEngine.TableInfo(v)
-}
-
 // RegisterModel registers model, if initFuncs provided, it will be invoked after data model sync
 func RegisterModel(bean any, initFunc ...func() error) {
 	registeredModels = append(registeredModels, bean)