)

	results := []struct {
		SQL           string
		NumericRegexp *regexp.Regexp
		Vars          []interface{}
		Result        string
	}{
		{
			SQL:           "create table users (name, age, height, actived, bytes, create_at, update_at, deleted_at, email, role, pass) values (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)",
			NumericRegexp: nil,

func (api objectAPIHandlers) PutBucketVersioningHandler(w http.ResponseWriter, r *http.Request) {
	ctx := newContext(r, w, "PutBucketVersioning")

	defer logger.AuditLog(ctx, w, r, mustGetClaimsFromToken(r))

	vars := mux.Vars(r)
	bucket := vars["bucket"]

	objectAPI := api.ObjectAPI()
	if objectAPI == nil {
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrServerNotInitialized), r.URL)
		return
	}

			}},
			"SELECT * FROM `users` WHERE (`users`.`id` <> ? AND NOT `score` <= ?)",
			[]interface{}{"1", 100},
		},
		{
			[]clause.Interface{clause.Select{}, clause.From{}, clause.Where{
				Exprs: []clause.Expression{clause.Not(clause.Expr{SQL: "`score` <= ?", Vars: []interface{}{100}},
					clause.Expr{SQL: "`age` <= ?", Vars: []interface{}{60}})},
			}},

				}

				subdb.Statement.SQL.Reset()
				subdb.Statement.Vars = stmt.Vars
				if strings.Contains(sql, "@") {
					clause.NamedExpr{SQL: sql, Vars: vars}.Build(subdb.Statement)
				} else {
					clause.Expr{SQL: sql, Vars: vars}.Build(subdb.Statement)
				}
			} else {
				subdb.Statement.Vars = append(stmt.Vars, subdb.Statement.Vars...)
				subdb.callbacks.Query().Execute(subdb)
			}

			sql, vars := stmt.SQL.String(), stmt.Vars
			if filter, ok := db.Logger.(ParamsFilter); ok {
				sql, vars = filter.ParamsFilter(stmt.Context, stmt.SQL.String(), stmt.Vars...)
			}
			return db.Dialector.Explain(sql, vars...), db.RowsAffected
		}, db.Error)
	}

	if !stmt.DB.DryRun {
		stmt.SQL.Reset()
		stmt.Vars = nil
	}

	if resetBuildClauses {

	objectAPI := api.ObjectAPI()
	if objectAPI == nil {
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrServerNotInitialized), r.URL)
		return
	}

	vars := mux.Vars(r)
	bucket := vars["bucket"]
	object, err := unescapePath(vars["object"])
	if err != nil {
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
		return
	}

## 自定义头部

请注意，可以使用'X-'前缀添加自定义专有头部。

		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrBadRequest), r.URL)
		return
	}

	vars := mux.Vars(r)
	bucket := vars["bucket"]
	object, err := unescapePath(vars["object"])
	if err != nil {
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
		return
	}

	opts, err := getOpts(ctx, r, bucket, object)
	if err != nil {

have custom headers that you want a client in a browser to be able to see, you need to add them to your CORS configurations (read more in [CORS (Cross-Origin Resource Sharing)](../tutorial/cors.md){.internal-link target=_blank}), using the parameter `expose_headers` documented in <a href="https://www.starlette.io/middleware/#corsmiddleware" class="external-link" target="_blank">Starlette's CORS docs</a>....

	ctx := r.Context()

	objectAPI, _ := validateAdminReq(ctx, w, r, policy.AttachPolicyAdminAction)
	if objectAPI == nil {
		return
	}

	vars := mux.Vars(r)
	policyName := vars["policyName"]
	entityName := vars["userOrGroup"]
	isGroup := vars["isGroup"] == "true"

	if !isGroup {
		ok, _, err := globalIAMSys.IsTempUser(entityName)
		if err != nil && err != errNoSuchUser {