[Bug]: Delete with invalid expr gets error: collection not loaded

[ThreadDao]

Is there an existing issue for this?

• I have searched the existing issues

Current Behavior

• image: master-20240313-1d962391-amd64
  Delete with invalid expr, like `` or id in [0] (there is no id field), return error: collection not loaded. It's not make scene
• case TestDeleteInvalidExpr in delete_test.go file:

func TestDeleteInvalidExpr(t *testing.T) {
	//t.Skip("invalid error message like failed to create expr plan or collection not loaded")
	t.Parallel()
	ctx := createContext(t, time.Second*common.DefaultTimeout)
	// connect
	mc := createMilvusClient(ctx, t)

	// create collection
	cp := CollectionParams{
		CollectionFieldsType: Int64FloatVecJSON,
		AutoID:               false,
		EnableDynamicField:   true,
		ShardsNum:            common.DefaultShards,
		Dim:                  common.DefaultDim,
	}
	collName := createCollection(ctx, t, mc, cp)

	// insert
	dp := DataParams{
		CollectionName:       collName,
		PartitionName:        "",
		CollectionFieldsType: Int64FloatVecJSON,
		start:                0,
		nb:                   common.DefaultNb,
		dim:                  common.DefaultDim,
		EnableDynamicField:   true,
	}
	_, _ = insertData(ctx, t, mc, dp)

	err := mc.Delete(ctx, collName, "", "")
	common.CheckErr(t, err, false, "invalid expression: expected=valid expr, actual=empty expr: invalid parameter")

	for _, _invalidExprs := range common.InvalidExpressions {
		err := mc.Delete(ctx, collName, "", _invalidExprs.Expr)
		common.CheckErr(t, err, _invalidExprs.ErrNil, _invalidExprs.ErrMsg)
	}
}

2024/03/18 14:41:32 milvus_client.go:14: (ApiRequest): func [Delete], args: [context.Background.WithDeadline(2024-03-18 14:43:32.603857489 +0800 CST m=+120.004630793 [1m59.64800912s]) XQwJ  ]
2024/03/18 14:41:32 milvus_client.go:19: (ApiResponse): func [Delete], error: collection not loaded[collection=448345475624960899]

Expected Behavior

No response

Steps To Reproduce

No response

Environment

No response

Anything else?

No response

[congqixia]

Collection shall be loaded by before delete by expr, #677 updates the testcase
/assign @ThreadDao