?????????? ?????????? ????? ????????? ????? ?????? ??????? SQL Server, ????????? ????????? ????? ??????????????? ??? ??????. ????????? ??????, SQL Server 2008, ???????? ????????? ????? ??????? ? ????????????, ??????????? ?????????? ?????????????????.

?????????????? ??? ??????, ???????????? SQL Server? 2005 ???-???? ?????, ????????? ????????? ???????, ???????????? ? ?????????? ??????, ?? ?????? ??? ????? ?????????, ??? ??? ???????? ???????? ???????? ? SQL Server 2008. ????? ???????????, ?????????? ?? ???????????? ????????, ????????? ????????? ?????????? ???????? ????? ??? ????????, ??????? ????? ??????????? ??? ????????????? ????????? ??????? ? ??????? ?????? ??? ??????.

????? ??????? SQL Server 2008 ???????? ??????? ???????? ????? ??????? ???? ??????, ??? ????????? ?? ?????????????. ??? ?????????? ??????? ?? ????????? ???????? ? ?????, ??? ? ????????? ????????? ????????? ??????, ?????? ? ????? ??????? X ? ????????? Y, ????? ??? ???? ????????? ? ????????? Z. ??? ?????? ???????????, ?? ??????? ??????, ??? ?????? ???? ???????? ????? ????.

? ???????, ??? ??????????? ?? ????? ?????? ????? ????????? ????????? ???? ???????, ?? ? ????????? ????????????????? ????? ??????? ?? ????????? ????? ??????????: ??????????, ????????????????, ??????????????????, ??????? ???????????, ????????????, ?????????? ? ??????-?????????.

????? ??? ??????????.

??? ??????????????? ??? ?????? (?????, ??? ?) ?????????????? ??????? ?????????? ?????? ?????? SQL Server 2008 ????? ???????? ?????????. ????? ?????????? ??????????, ??????????? ?????????? ???????? ???????, ??????? ???????????? ? ??????? ??????/ ????????? ?????????? ????????????? ????? ?????? ??????????? ??? ??????????????? ??? ??????, ??????? ????? ???????????? ?? ?????????? ???????? ? ???????? ??????? ??? ?????? ? ??????? ??? ???????? ??? ?????? ?? ???????? ??? ???? ?????? ????????.

??????? ?????????? ?????????? SQL Server 2008, ??????? ?????????? ???????? ????????????? ?????????? (DMF ? Declarative Management Framework) ? CTP-???????, ????????? ????????? ? ????????? ???????? ???????????? ??? ?????? ??? ?????????? ???????? ??? ??????. ??? ???????? ???????????? ?????????? ?????????? ??????????? ???????????? ?? ???? ??????? ???????? ? ????? ??????. ?????? ???? ??????? ??????? ?? ???. 1.

??? 1 ???????? ???????????? ?? ?????????? ?????? ?????? ? ????????

???????? ????????? ?? ?????? ????????????????? ?????? ????????. ?????? ?????? ???????? ????????? ?????????? ???????????? SQL Server 2008 ? ?????? ???????, ???????? ????? ?????????. ?????? ???????? ?????????????? ??????? ??? ???????? ????????. ??????? ? ??? ????????, ??????????? ??? ??????? ???????, ?????????? ???????????? ??? ?????? ???????, ???????????? ? ?????? ???????.

????????? ????? ???????? ????????, ???????????? ??? ???????? ????????. ???????????, ???????? ?????????? ????????? ?????? ??? ???????????? ???? ??????. ? ???? ?????? ????? ??????? ???????, ?????????? ??? ???? ??????, ? ????? ???????? ??? ??????? ? ????????. ????? ????? ???????? ????? ??????????? ?????? ? ?????? ???? ??????. ???????? ???, ?????????? ?????????? SQL Server 2008 ????? ?????????? ???????, ?? ???? ?? ?????????? ??? ????????????, ?? ?????????, ??? ??? ?????????? ???????? ???????.

????? ??????????? ?????????????? ?????????? ???????? ? ??????? ???????????? ?????? ??? ????????????? ?????????????? ?????????? ???????? ? ?????????? ????????. ????? ???????????????? ??????? ? ????? Management Studio, ? ????? ?????????? ?? ? ??????? ?????????????. ??? ????????????? ?????????? ???????? ??? ??????? ??? ???? ???????? ? ????????????? ?? ??????? ?????? ???????? ?????? ??????? ???? ? ????????? ????????? ????????.

?????????????? ????????????? ???????? ??????????? ????????? ???? ??????? ??? ???????? ?????? ?????? ??????????? ??? ??????? ??? ??????????? ??????? ??????????? ? ???? ??????? ?????. ????? ????? ???????, ????? ?? ????? ??????? ? ??? ?????? ???????? ?????? ???????????, ????? ???????? ?????????? ??? ????????? ????????. ??????????? ?????????? ?????????????????? ???????? ?? ??????? ????????????, ? ?? ? ????????? Management Studio ???????? ??????? ?????????????.

?????? ????? ??????????????? ???????? ?????????? ???????? ??????? ??????. ??????????????? ??? ?????? ????? ????????? ???? ?????? ?????????? ?? ???????? ????? ????????, ? ?????? ?????????????? ??????? ??????????? ??????? ??? ?????????? ????? ????????. ??????? ?????? ? ??? ?????????? ????????, ?????????? ?????? ????? ??????, ??????????? ? ??????????. ?? ????????? ???????????? ????? SQL Server ? ?????? SQL Server Integration Services (SSIS) ??? ???????? ????????? ??? ????? ? ?????????? ??????, ???????????? ??????????? ????????? ??????, ?????? ? ??????? ??????? ????? ??????.

? ??????? ?? ??????? ????????? ????????????? ? ???????????????? ??????? ??????? ?????? ????? ?????????? ??????? ??????????? ??????????????? ??? ??????, ????????? ?? ?????????? ????? SQL Server Agent ? ?????? SSIS ??? ???????? ?????? ??????? ? ??????? ??? ????????? ???????????, ????? ? ???????? ?????? (??? ???????? ?? ???. 2). ????? ?????????? ?????? ? ???????????????? ?????????, ??????? ?????????? ?????????? ??????????, ??? ????? ??????????????? ? ??????????????????? ? ??????? ?????? ?????????? T-SQL ? ??????? ????? SQL Server 2008 Reporting Services. ??? ???????????????? ????????? ?????? ??????????? ???????? ?????? ? ???????? ????? ??????????? ?????????? ????? ???? ??????.

??? 2 ???? ??????? ????????????? ????????? ???????????? ???????? ??????

????? ??? ????????????????.

?? ??????????? ??????????? ??????????????? ??? ?????? SQL Server ?????? ?? ???? ??? ?????? ????????? ?????????????. ? ??????????? ??????? ????? ???? ?????? ????????? ????? ??????? ? ???????? ??? ??????????? ????????????????, ??????????? ??? ??????????? ???????????. ? SQL Server 2008 ????????? ????????? ????? ???????, ??????? ????? ? ???? ??????.

SQL Server 2008 ????? ?????????? ??????? ??????, ??????????? ??????? ????? ???? ?????? ? ???????? ??????????, ????????? ? ??????????????? ????? ??????. ? SQL Server 2005 ????????? ??????????? ?????? ?????? ?????? ??? ???????? ?????, ????????? ?????? ??? ??????, ?? ??? ????? ?????? ?????? ?????????? ??????????? ?????? ???????? ??????? Windows? NTFS. ? SQL Server 2008 ????????? ?????? ?? ?????? ????? ? ???????, ??????? ????????????? ????????????, ??????????? ??? ?????? ?? ?????? ?????? ??????.

?????? ?? ?????? ????? ? ??????? ????????? ??????????? ???????????? ??????, ? ????? ??????????? ?????? ??????, ????????? ?????? ? ?????? ???????? ???????. ?????? ?????? ? ?????? ????????? ????????? ????????????? ??????, ??? ??????? ??? ???????????????? ????????? ??????.

? SQL Server 2008 ????? ????????? ?????? ?? ?????? ????????? ?????. ???? ??? ????????? ??????????? ???? ?????? ????????? ?????? ????????? ????? ???????? ????? ???? ??????, ??? ???????????? ????????????? ????? ???????? ??? ???? ???????? ???????? ?????????? ????????????. ? ?????? ??? ?????? ? ??????????? ??????? ????? ????????? ????? ??????? ????????? ???????? ??? ????????? ????? ????? ???????? ?????? ???????? ????????????, ??????? ????? ?????????????? ????? ??????????. ???????????? ??????????????? ??? ?????? ??????????? ?????? ?????? ????????? ????? SQL Server 2008 ??????????? ????? ????? ????????????, ????? ??? ????? ?????????????? ??? ???????? ??????.

????? ???????? ????????? ????????. ??? ????? ??????? ????????? ?????????? ????? ????????, ??????? ????? ?????????????? ?????????? ???????? ?????????? ??? ???????? ??????? ???????? ?? ????? ??????????. ????????? ???????? ????????? ????????? ?????, ? ??????? ?? ????? ??????? ???????????? ????????? ????????? ??????? ???????? ??? ????????? ????, ??? ???? ??? ????????? ???? ???????? ??????? ?????????? ??????? ??? ???????? ?????????????????? ?????? ??????? ????????.

???????????? ???? ??????? ??????????? ? ???, ??? ??? ???????????? ??????????? ????? ???????????? ????????????? ?????? ?????? ????????, ????????? ?? ???????? ??? ??????. ?? ???. 3 ??????? ?????? ????????????? ?????????? ???????? ??? ??????????? ???????? ?? ???????.

????3?Limit activity with the Resource Governor

USE master
go

--Drop function
IF OBJECT_ID('rgclassifier_demo','Function') IS NOT NULL
DROP FUNCTION rgclassifier_demo
go

--Create a classifier function for report group
CREATE FUNCTION rgclassifier_demo() RETURNS SYSNAME 
WITH SCHEMABINDING
AS
BEGIN
    DECLARE @group_name AS SYSNAME
  IF (USER_NAME() LIKE '%Launch_Demo%')
         SET @group_name = 'demogroup'
    RETURN @group_name
END
GO

--Drop workload group for anything coming from Management Studio
IF EXISTS (SELECT name FROM sys.resource_governor_workload_groups 
  WHERE name = 'demogroup')
BEGIN
  DROP WORKLOAD GROUP demogroup
END
GO

--Create workload group
CREATE WORKLOAD GROUP demogroup
GO

--Register the classifier function with 
--Resource Governor
ALTER RESOURCE GOVERNOR WITH (CLASSIFIER_FUNCTION= dbo.rgclassifier_demo)
GO

--Alter the dbogroup workload group to only 
--allow 10% of CPU for each workload request 
ALTER WORKLOAD GROUP demogroup
WITH (REQUEST_MAX_CPU_TIME_SEC = 10)
GO

--Create a new resource pool and set a maximum CPU limit for all workloads.
IF EXISTS (SELECT name FROM sys.resource_governor_resource_pools
  WHERE name = 'pooldemo')
DROP RESOURCE POOL pooldemo
GO

CREATE RESOURCE POOL pooldemo
WITH (MAX_CPU_PERCENT = 40)
GO

--Configure the workload group so it uses the 
--new resource pool. 
ALTER WORKLOAD GROUP demogroup
USING pooldemo
GO

--Apply the changes to the Resource Governor
--in-memory configuration.
ALTER RESOURCE GOVERNOR RECONFIGURE
GO

????? ??? ??????????????????.

SQL Server 2008 ??????????? ????? ?????????????????? ??? ??????. ????????? ?????????? ????? ????????, ?????????????? ? SQL Server 2008, ????????? ??????????? ?????????? ? ?????????? ?? ??????????????????? ??? ?????? ? ??????????, ??????? ??????????? ?? ???.

??? ??????? ????????? ??????????, ??????????? ?????? ???????, ??????????, ?????? ???????????? ?? ??? ?????????? ???? ??????????, ????? ????? ?????????? ??????????? ?? ?????????????????? ?????????? ???? ??????. SQL Server ???????????? ?????????? ?????? ????? ??????????, ??????????? ?????????, ????????? ?????????? ????????? ?????????? ?????? ????? ? ??????? ?? ??????? ?????????? ?????? ??????. ?? ????? ????????, ??? ????? ?????????? ?????????? ????? ???????? ????????. ????????, ???? ?????????? ????? ??????????? ??? ??????? ? ?????????????? ?????? ?????? ?????????? ? ???.

SQL Server 2008 ???????? ? ?????????? ??????????????? ?????? (??????? ???????? ? SQL Server 2005), ???????? ???? SQL Server ????????? ?????????? ?? ?????? ?????? ?? ?????? ???????. ???? ????????????? ??????? ?????????? ????? ??????????? ??????? ?????? ?????????? ?????????? ? ???????? ? ?????????? ????? ? ????? ?????????? ? ???????.

SQL Server 2008 ?????????? ????????? ????? ????????? ??????????? ???????? ??? ?????????????? ??????? ? ????????????????? ?????????. ?????? ??????????? ???????? ????? ????????? ????? ???????? ? ??????? ??? ??, ??? ? ? ????????? ????????, ??????? ?????? ? ??????????????? ??????, ? ?? ? ?????????? ??????????????? ?? ?????? ??????.

????? ??? ??????? ???????????.

? ?????????? ????????? ???? ??? ?????? ? ?????? ???????? ??? ?????? ??????????? ??????????? ??????????? ???? ??? ?????? ??????????? ???????????. ???????? ?????????, ???????????????? ????? ??? ?????????? ??????? ???????????, ??????????? ? SQL Server 2008. ?? ????????? ?? ???? ??????? ???????? ? SQL Server 2008, ????? ????, ????????? ????? ???????.

?????? SQL Server 2005 ???????? ????????? ??????????????? ???????????? ?????????? ??????????? ???? ?????? ??? ?????????? ??????? ???????????. SQL Server 2008 ????????????? ????????? ????????? ??????????? ??????????? ???? ??????. ????????, ????? ?????????? ??????????? ???? ?????? ?????? ????????? ? ????????? ??????? ??????????????????, ??????????? ? ???????? ?????? ??????? ?????????? ?? ???????? ??? ?????? ? ??????????. ? ?????? ????? SQL Server 2008 ?????? ????????? ????? ??????????, ???????????? ?? ???? ????? ????????? ?????????? ???????? ? ?????????? ??? ??????, ? ??????? ?????? ?????????? ?? ?? ???????? ? ?????? ?????????? ?????????? ???? ?????? ? ????? ???????? ??????.

?????? ??????? ??????????? ?????????????? ???????????? ??????? ?????? ?? ???????? ???????. ???? ? ???????? ???? ?????? ??????? ???????????? ???????? ??????, ????????????? ???????? 823 ? 824, ???????? ?????? ????? ????????? ??????? ????? ???? ??????? ?????? ? ?????????? ????????. ???? ?????? ??????? ??????? ?????? ? ?????????????????? ???????, ??????? ????? ??? ???? ?????????????, ???????????? ? ??? ????? ? ???????? ????? ??????.

?????? ????? ???????, ?? ? ?????????? ??????? ??????, ????????? ????????????? ?? ??????? ???? ?????? ?????????????? ??, ?? ????? ?? ??????????? ??? ??????, ??????????? ?? ???? ???????. ?????? ?????????? ?????, ??? ?? ? ?????????? ??????? ?????? ????? ????????? ???????????, ????????? ??????? ?????? ??? 64-????????? ???????? Windows Server? 2008 Enterprise Edition ? Datacenter Edition ??? ?????? ? ???????????? Itanium ? ??? ??? ????????? ?????? Enterprise Edition ??????? SQL Server 2008.

????? ??? ????????????.

? SQL Server 2005 ????????? ???????????? ?????? ? ????? ?????????? ??????. ? SQL Server 2008 ?????????? ??????????? ???????? ????????? ???????? ???? ????? ???????: ??????????? ?????????? ??????? ? ?????????? ?????????? ??????.

??????????? ?????????? ??????? ???????????? ?????????? ????????? ??? ??????????? ?????????? ??????, ???????????? ? ?????????????? ?????????? ? ?? ?????? ? ????? ???? ??????, ?? ? ??? ?? ? ??????????? ??????? ????????? ????????????? ??? ? ?????????? ??????? ????????????.

?????????? ?????????? ?????? ???????????? ????? ??????? ???????? ?????????? ??????, ???????? ?????????? ???? ????????? ???? ??????, ? ?? ??????????? ??????? ? ?????? ????. ? ?????????? ??????????????? ?? ????????? ????????? ????????? ??????????? ????????? ????????? ???? ?????? ? ???? ?????????? ??? ?????????? ?????????? ?? ?????? ??????. ? ???? ?? ???. 4 ??????? ?????? ?????????? ???? ?????? ? ?????????? ??????????? ??????.

????4?Using Transparent Data Encryption

IF OBJECT_ID ( 'Demo_SpatialTable', 'Table' ) IS NOT NULL 
    DROP TABLE Demo_SpatialTable
GO

--Create table to hold spatial data
CREATE TABLE Demo_SpatialTable 
    ( SpatialID int IDENTITY (1,1),
    SpatialInputCol geography, 
    SpatialOutputCol AS SpatialInputCol.STAsText() )
GO

--Insert data into table
INSERT INTO Demo_SpatialTable (SpatialInputCol)
VALUES (geography::STGeomFromText('LINESTRING(47.656 -122.360, 47.656 -122.343)', 4326));

INSERT INTO Demo_SpatialTable (SpatialInputCol)
VALUES (geography::STGeomFromText('POLYGON((47.653 -122.358, 47.649 -122.348, 47.658 -122.348, 47.658 -122.358, 47.653 -122.358))', 4326));
GO

--View data to see that data has been converted and stored in col2
SELECT * FROM Demo_SpatialTable

????? ??? ?????????????.

?????????????? ??? ?????? ? ?? ????????????, ???? ??????????????? ??????? ????????? SQL Server 2008. ???????? ??? ????? ???????, ??????????????? ??? ????????????? ??? ??????. ? ??? ????????? ????????? ????? ????????? T-SQL ??? ????? ???????????, ?????????? ????????????? ? ???????? ? ????????????? ???????? ??? ??????.

????????? ????????????? ??? ?????? ?????????? ????????? ????????, ??????????? ??? ???????? ??????, ??????? ?????????? ?? ???????????. ??, ????????, ??????? ?? ????????? LINQ (Language Integrated Query), ??????????? ????????????? ??? ?????? ????????? ??????? ? ????? ??????, ????????? ???? ???????????????? ?? ?????? Microsoft? .NET ?????? ??????? ?????????? T-SQL. SQL Server 2008 ???????? LINQ, ???????????? ?????? ?????????? LINQ to SQL, ??????? ????????? ????????????? ????????? ??????? LINQ ??????????????? ??? ???????? ? ?????? SQL Server. ??? ????????? ?????????? ???????, ???????????? ??? ???????? ????? ???????? ??????.

??? ?????????? ??? ??? ?????? ???????????? ?????????? ??????? ????? ???????? ??????, ?????????????? ? ?????????? ????????? ? ????????? ??? ??????. ??? ???????, ????? ?????????? ??????????, ???????????? ??????, ??????????? ??????????? ??? ??????, ??????? ???????????? ?? ????????? ????? ?????????????? ????????? ???????? ?????? ? ????? ???? ??????. ????? ????????? ADO.NET Entity Framework ????????? ????????????? ????????? ??????? ??? ?????? ? ??????? ???? ?????????. ??????????????? ??????? ????????? ???? ?????? ????????? ????????? ?????????????????? ?????????????.

SQL Server 2008 ???????? ????????? ????????? ????????? T-SQL, ??????????? ????????? ?????????????????? ?????????????. ? ???????? ??????? ????? ???????? ????? ?????????? MERGE, ??????? ????????? ????????????? ????????? ????????????? ?????? ?? ?? ???????. ??? ????????, ?????????????? ?? ?????????? ?????????? INSERT, ???????????? ??????????? ?????????? ??????. ?????? ?? ????????? ????????? ??????? ?????????? ??? ?????????? ???????????? ? ??????? ????? ?????? ? ????? ??????????.

????? ????, ????????? ?????? ???? ? ??????? ?? ?????????? ???? ?????? ????-??????? ??????????? ????????. ? SQL Server 2008 ???????????? ??? ????????? ???? ?????? ??? ????????? ?????? ???? ? ???????. ????????? ???? ?????? ???????? ? ????????? ?????????????????? ??? ????????? ????????, ??? ????????????? ?????? ? ??????? ?????? ?? ????????? ??????????????? ?????????? ???????? ? ???????.

??? ???????? ????? ???????? ??? ?????? ???????????? ????? ??????????? ????????? ??? ?????????? ?????????? ?????????????. SQL Server 2008 ???????? ????????? ??? ???????? ? ??????? ????? ???????????????? ????? ??????. ??? ???????????????? ???? ??????, GEOGRAPHY ? GEOMETRY, ????????? ????????????? ????????? ??????, ??????????? ? ??????????, ??????????????? ? ???? ?????? ??? ????????????? ???????? ???? ????????? ?????? ? ???????, ??????????????? ??????????? ????? ??????. ? ???? ?? ???. 5 ??????? ?????? ??????? ???????????????? ???????.

????5?A simple spatial table

IF OBJECT_ID ( 'Demo_SpatialTable', 'Table' ) IS NOT NULL 
    DROP TABLE Demo_SpatialTable
GO

--Create table to hold spatial data
CREATE TABLE Demo_SpatialTable 
    ( SpatialID int IDENTITY (1,1),
    SpatialInputCol geography, 
    SpatialOutputCol AS SpatialInputCol.STAsText() )
GO

--Insert data into table
INSERT INTO Demo_SpatialTable (SpatialInputCol)
VALUES (geography::STGeomFromText('LINESTRING(47.656 -122.360, 47.656 -122.343)', 4326));

INSERT INTO Demo_SpatialTable (SpatialInputCol)
VALUES (geography::STGeomFromText('POLYGON((47.653 -122.358, 47.649 -122.348, 47.658 -122.348, 47.658 -122.358, 47.653 -122.358))', 4326));
GO

--View data to see that data has been converted and stored in col2
SELECT * FROM Demo_SpatialTable

>???????????????? ????????? ????????????? ??? ?????? ? ??????? ???????? ?????????? ? ????????????? ??????? ???????? ????????, ????? ??? ????????? ? ????? ???????????. ?????? ???????????????? ???????? ???? ?????????? ?????? ??? ???? ??????, ? ? ???? ?????? ?????????? ?????? ????????? ?? ??????? ????. ?????? ??? ????????????? ????? ??????? ??? ??????????? ????? ????? ?????????? ??????? ?? ?????????? ?????????.? SQL Server 2008 ??? ???????? ???????? ? ??????? ?????? ???? ?????? FILESTREAM. ??? ????????????? ????? ???? ?????? ????? ????? ??????????? ?? ? ???? ??????, ?? ?????? ????????? ?????? ???? ?????? ??? ??????????? ??????????????? ??????????. ??? ????????? ???????????? ????? ???????? ????????, ???????? ???????????? ?????????????????? ? ???????????? ???? ??????.

??? ?????? ??????-??????????

?????????? ????????????? SQL ?? ????????? ????????? ??? ? ???????????? ??????? ??????????? ?????????? ????????? ??????-?????????. ??????????? ??????-????????? ???????????? ? SQL Server ? ??????, ?? ? SQL Server 2008 ??????? ??? ????? ???????.

????????, ??? ?????????? ?????? ? ?????????? ?????? ???????????? ????? ???????? ?? ???????? NULL. ???????, ? ??????? ????????? ???????? NULL, ???????? ???????????? ??????????? ??????????? ??????? ??????, ????????????? ? ???????. ??? ????????, ??? ??????? ? ???????? ???????? NULL ????? ???????? ????? ?? ????????????, ? ???????????????? ?? ????? ??????? ??????.

? SQL Server 2008 ????????? ??????????? ???????, ??????????? ????????? ???????? NULL, ?? ??????? ??????????? ???????????? ?? ?????. ????????? ??????????? ??????? ?? ???????? ???????????? ????????????, ?????? ??????, ?????????? ??????????? ???????, ????? ????????? ??????????? 1 024.

? SQL Server 2008 ????? ???????? ????? ????????, ???????????? ????????? ? ??????, ??? ?????????? ??????????? ???????????, ??????? ?????? ???? ????????? ? ????????? ??????. ??????????? ???????????? ? ?????????? ?????????? ?????? ? ?????? ?????? ?????????. ???????????? ???????????, ????????? ? ??????????? ?????? ? ??????? ? ????????????? ????? ???????? ????????? ????????? ?????????? ???????? ???????? ?????? ?? ???? ?????? ? ? ??????? ?? ????????????? ???????? ???????????????? ?????????? INSERT, ?????????? ?????????? ????????? ???????????? ????? ??????, ??????????? ?? ???????? ????????? ??????.

??????????

??? ????? ???? ??????? ????? ????? ???????????? SQL Server 2008. ? ???? ?????? ??????? ??????? ????? ????? ??????? ? ?????????? ???????????? ???????, ???????????? ?? ????????? ?????? ??????????????? ? ????????????? ??? ??????. ? ???????? ?????, ?? ????????????? ??????????? ?????????? ?????????????????? ? ???????????????? ??? ??????????? ??? ?????? ? ????????? ????????????.

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