SQL.Размер таблиц базы данных

Вариант 1

select t.name as TableName, Min(t.create_date) as CreateDate, ds.name as FileGroupName, SUM(u.total_pages) * 8 / 1024 as SizeMB
from sys.tables as t
inner join sys.partitions as p on t.object_id = p.object_id
inner join sys.allocation_units as u on p.partition_id = u.container_id
inner join sys.data_spaces as ds on u.data_space_id = ds.data_space_id
group by t.name, ds.name
order by SizeMB desc

Вариант 2

USE [DatabaseName]
GO
CREATE TABLE #temp (
table_name sysname ,
row_count INT,
reserved_size VARCHAR(50),
data_size VARCHAR(50),
index_size VARCHAR(50),
unused_size VARCHAR(50))
SET NOCOUNT ON
INSERT #temp
EXEC sp_msforeachtable 'sp_spaceused ''?'''
SELECT a.table_name,
a.row_count,
COUNT(*) AS col_count,
a.data_size
FROM #temp a
INNER JOIN information_schema.columns b
ON a.table_name collate database_default
= b.table_name collate database_default
GROUP BY a.table_name, a.row_count, a.data_size
ORDER BY CAST(REPLACE(a.data_size, ' KB', '') AS integer) DESC
DROP TABLE #temp

Вариант 3

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;
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