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mssql

Кто использует tempdb

;WITH task_space_usage AS (
    -- SUM alloc/delloc pages
    SELECT session_id,
           request_id,
           SUM(internal_objects_alloc_page_count) AS alloc_pages,
           SUM(internal_objects_dealloc_page_count) AS dealloc_pages
    FROM sys.dm_db_task_space_usage WITH (NOLOCK)
    WHERE session_id <> @@SPID
    GROUP BY session_id, request_id
)
SELECT TSU.session_id,
       TSU.alloc_pages * 1.0 / 128 AS [internal object MB space],
       TSU.dealloc_pages * 1.0 / 128 AS [internal object dealloc MB space],
       EST.text,
       -- Extract statement from sql text
       ISNULL(
           NULLIF(
               SUBSTRING(
                 EST.text, 
                 ERQ.statement_start_offset / 2, 
                 CASE WHEN ERQ.statement_end_offset < ERQ.statement_start_offset 
                  THEN 0 
                 ELSE( ERQ.statement_end_offset - ERQ.statement_start_offset ) / 2 END
               ), ''
           ), EST.text
       ) AS [statement text],
       EQP.query_plan
FROM task_space_usage AS TSU
INNER JOIN sys.dm_exec_requests ERQ WITH
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sp_configure

-- To allow advanced options to be changed.
EXEC sp_configure 'show advanced options', 1
GO
-- To update the currently configured value for advanced options.
RECONFIGURE
GO
-- To enable the feature.
EXEC sp_configure 'xp_cmdshell', 1
GO
-- To update the currently configured value for this feature.
RECONFIGURE
GO

-- To allow advanced options to be changed.
EXEC sp_configure 'show advanced options', 1
GO
-- To update the currently configured value for advanced options.
RECONFIGURE
GO
-- To enable the feature.
EXEC sp_configure 'clr enabled', 1
GO
-- To update the currently configured value for this feature.
RECONFIGURE
GO

--
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Как узнать размер таблиц в БД sql. Узнать размер индексов в mssql.

 

DBCC UPDATEUSAGE (0);
CREATE TABLE #t(
[имя таблицы] varchar(255)
,[строк] varchar(255)
,[зарезервировано] varchar(255)
,[всего данных] varchar(255)
,[размер индексов] varchar(255)
,[свободно] varchar(255)
);
 
INSERT INTO #t
exec sp_msforeachtable N'exec sp_spaceused ''?''';
 
SELECT * FROM #t ORDER BY CONVERT(bigint, REPLACE([всего данных], ' KB', '')) DESC;
 
DROP TABLE #t;
DECLARE @TableInfo TABLE (
    table_name sysname,
    row_count int,
    reserved_size_kb nvarchar(50),
    data_size_kb nvarchar(50),
    index_size_kb nvarchar(50),
    unused_size_kb nvarchar(50)
)
 
INSERT INTO @TableInfo
EXEC sp_MSforeachtable 'sp_spaceused ''?'''
 
UPDATE @TableInfo 
SET 
    data_size_kb     = replace(data_size_kb, 'KB', ''),
    reserved_size_kb = replace(reserved_size_kb, 'KB', ''),
    index_size_kb    = replace(index_size_kb, 'KB', ''),
    unused_size_kb   = replace(unused_size_kb, 'KB', '')
 
SELECT *, 
    reserved_size_kb/1024 AS reserved_size_mb, 
    data_size_kb/1024
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