Sandir

/*
Description:

This procedure gets current table and index sizes of particular database and stores it to tables.

*/

BEGIN

SET NOCOUNT ON;

DROP TABLE IF EXISTS #AllTablesIndexes;
DROP TABLE IF EXISTS #AllTables;
DROP TABLE IF EXISTS #AllIndexes;

DECLARE @DatabaseName sysname =
'DWH';

DECLARE @TableName sysname =
'';

DECLARE @SchemaName sysname =
'';

DECLARE @TableMatch AS bit =
0;



IF @TableMatch = 0
BEGIN
SET @TableName = CONCAT(N'%', @TableName, N'%')
END;



DECLARE @NewDatabaseName sysname = CONCAT('''',@DatabaseName, '''');
DECLARE @NewTableName sysname = CONCAT('''',@TableName, '''');
DECLARE @NewSchemaName sysname = CONCAT('''',@SchemaName, '''');

DECLARE @SQL nvarchar(2000);



CREATE TABLE #AllTablesIndexes (
[DBID] int NOT NULL,
[DBname] nvarchar(128) NOT NULL,
[TableName] nvarchar(128) NOT NULL,
[TableID] int NOT NULL,
[FullTableName] nvarchar(386) NOT NULL,
[IndexName] nvarchar(128),
[IndexType] nvarchar(60) NOT NULL,
[IndexSubType] nvarchar(60) NOT NULL,
[Rows] bigint NOT NULL,
[TotalPages] bigint NOT NULL,
[UsedPages] bigint NOT NULL,
[UnusedPages] bigint NOT NULL,
[CreateDateTime] datetime2(3),
[ModifyDateTime] datetime2(3)
);


SET @SQL =
CONCAT('USE [?];
SELECT
DB_ID (DB_NAME()) AS [DBID],
DB_NAME() AS [DBname],
t.[name] AS [TableName],
t.[object_id] AS [TableID],
CONCAT(N''['',DB_NAME(),N''].'', N''['', s.[name], N''].'', N''['', t.[name], N'']'') AS [FullTableName],
i.[name] AS IndexName,
CASE
WHEN i.index_id = 0 THEN ''HEAP''
WHEN i.index_id = 1 THEN ''CLUSTERED''
WHEN i.index_id > 1 THEN ''NONCLUSTERED''
END AS [IndexType],
CASE
WHEN i.type = 0 THEN ''HEAP''
WHEN i.type = 1 THEN ''ROWSTORE''
WHEN i.type = 2 THEN ''ROWSTORE''
WHEN i.type = 3 THEN ''XML''
WHEN i.type = 4 THEN ''Spatial''
WHEN i.type = 5 THEN ''COLUMNSTORE''
WHEN i.type = 6 THEN ''COLUMNSTORE''
WHEN i.type = 7 THEN ''HASH''
END AS [IndexSubType],
p.[Rows],
SUM(a.total_pages) AS TotalPages,
SUM(a.used_pages) AS UsedPages,
SUM(a.total_pages) - SUM(a.used_pages) AS UnusedPages,
t.create_date AS CreateDate,
t.modify_date AS ModifyDate
FROM sys.tables AS t WITH(NOLOCK)
INNER JOIN sys.schemas AS s WITH(NOLOCK) ON t.schema_id = s.schema_id
INNER JOIN sys.indexes AS i WITH(NOLOCK) ON t.object_id = i.object_id
INNER JOIN sys.partitions AS p WITH(NOLOCK) ON i.object_id = p.object_id AND i.index_id = p.index_id
INNER JOIN sys.allocation_units AS a WITH(NOLOCK) ON p.partition_id = a.container_id
WHERE 1=1
AND (ISNULL(', @NewDatabaseName,', '''') = '''' OR DB_NAME() = ',@NewDatabaseName,')
AND (ISNULL(',@NewTableName,', '''') = '''' OR t.[Name] LIKE ',@NewTableName,')
AND (ISNULL(', @NewSchemaName, ', '''') = '''' OR s.[Name] LIKE ', @NewSchemaName, ')
GROUP BY
t.[name],
t.[object_id],
CONCAT(N''['',DB_NAME(),N''].'', N''['', s.[name], N''].'', N''['', t.[name], N'']''),
i.[name],
i.index_id,
i.type,
p.[Rows],
t.create_date,
t.modify_date');

INSERT INTO #AllTablesIndexes
EXEC sp_msforeachdb @SQL -- max 2000 size :(


SELECT
[DBID]
,[DBname]
,[TableName]
,[TableID]
,[FullTableName]
,[IndexName]
,[IndexType]
,[IndexSubType],

SUM([rows]) AS [RowCount],
SUM(TotalPages) AS [TotalPages],
SUM(UsedPages) AS [UsedPages],
SUM(TotalPages) - SUM(UsedPages) AS [UnusedPages],

CAST((SUM(TotalPages) * 8) / 1024.00 as decimal(18,0)) AS [TotalSpace_MB],
CAST((SUM(UsedPages) * 8) / 1024.00 as decimal(18,0)) AS [UsedSpace_MB],
CAST((SUM(TotalPages) * 8) / 1024.00 as decimal(18,0)) - CAST((SUM(UsedPages) * 8) / 1024.00 as decimal(18,0)) AS [UnusedSpace_MB],
-- show
REPLACE(CONVERT(VARCHAR, CONVERT(MONEY, SUM([rows]) ), 1), '.00', '') AS [RowCount_show],

REPLACE(CONVERT(VARCHAR, CONVERT(MONEY, SUM(TotalPages)), 1), '.00', '') AS [TotalPages_show],
REPLACE(CONVERT(VARCHAR, CONVERT(MONEY, SUM(UsedPages)), 1), '.00', '') AS [UsedPages_show],
REPLACE(CONVERT(VARCHAR, CONVERT(MONEY, SUM(TotalPages) - SUM(UsedPages)), 1), '.00', '') AS [UnusedPages_show],

REPLACE(CONVERT(VARCHAR, CONVERT(MONEY, CAST((SUM(TotalPages) * 8) / 1024.00 as decimal(18,0))), 1), '.00', '') AS [TotalSpace_MB_show],
REPLACE(CONVERT(VARCHAR, CONVERT(MONEY, CAST((SUM(UsedPages) * 8) / 1024.00 as decimal(18,0))), 1), '.00', '') AS [UsedSpace_MB_show],
REPLACE(CONVERT(VARCHAR, CONVERT(MONEY, CAST((SUM(TotalPages) * 8) / 1024.00 as decimal(18,0)) - CAST((SUM(UsedPages) * 8) / 1024.00 as decimal(18,0))), 1), '.00', '') AS [UnusedSpace_MB_show],
[CreateDateTime],
[ModifyDateTime]
INTO #AllTables
FROM #AllTablesIndexes
WHERE 1=1
AND [IndexType] IN ('HEAP', 'CLUSTERED') -- only tables
GROUP BY
[DBID]
,[DBname]
,[TableName]
,[TableID]
,[FullTableName]
,[IndexName]
,[IndexType]
,[IndexSubType]
,[CreateDateTime]
,[ModifyDateTime]



SELECT
[DBID]
,[DBname]
,[TableName]
,[TableID]
,[FullTableName]
,[IndexName]
,[IndexType]
,[IndexSubType],

SUM([rows]) AS [RowCount],

SUM(TotalPages) AS [TotalPages],
SUM(UsedPages) AS [UsedPages],
SUM(TotalPages) - SUM(UsedPages) AS [UnusedPages],

CAST((SUM(TotalPages) * 8) / 1024.00 as decimal(18,0)) AS [TotalSpace_MB],
CAST((SUM(UsedPages) * 8) / 1024.00 as decimal(18,0)) AS [UsedSpace_MB],
CAST((SUM(TotalPages) * 8) / 1024.00 as decimal(18,0)) - CAST((SUM(UsedPages) * 8) / 1024.00 as decimal(18,0)) AS [UnusedSpace_MB],
-- show
REPLACE(CONVERT(VARCHAR, CONVERT(MONEY, SUM([rows]) ), 1), '.00', '') AS [RowCount_show],
REPLACE(CONVERT(VARCHAR, CONVERT(MONEY, SUM(TotalPages)), 1), '.00', '') AS [TotalPages_show],
REPLACE(CONVERT(VARCHAR, CONVERT(MONEY, SUM(UsedPages)), 1), '.00', '') AS [UsedPages_show],
REPLACE(CONVERT(VARCHAR, CONVERT(MONEY, SUM(TotalPages) - SUM(UsedPages)), 1), '.00', '') AS [UnusedPages_show],
REPLACE(CONVERT(VARCHAR, CONVERT(MONEY, CAST((SUM(TotalPages) * 8) / 1024.00 as decimal(18,0))), 1), '.00', '') AS [TotalSpace_MB_show],
REPLACE(CONVERT(VARCHAR, CONVERT(MONEY, CAST((SUM(UsedPages) * 8) / 1024.00 as decimal(18,0))), 1), '.00', '') AS [UsedSpace_MB_show],
REPLACE(CONVERT(VARCHAR, CONVERT(MONEY, CAST((SUM(TotalPages) * 8) / 1024.00 as decimal(18,0)) - CAST((SUM(UsedPages) * 8) / 1024.00 as decimal(18,0))), 1), '.00', '') AS [UnusedSpace_MB_show],
[CreateDateTime],
[ModifyDateTime]
INTO #AllIndexes
FROM #AllTablesIndexes
WHERE 1=1
AND [IndexType] IN ('NONCLUSTERED', 'CLUSTERED') -- only tables
GROUP BY
[DBID]
,[DBname]
,[TableName]
,[TableID]
,[FullTableName]
,[IndexName]
,[IndexType]
,[IndexSubType]
,[CreateDateTime]
,[ModifyDateTime]

INSERT INTO [maint].[tTableSizes]
SELECT
'TblStats' AS TableStats,
[DBname],
[TableName],
[FullTableName],
[IndexType],
[IndexSubType],
[RowCount],
[TotalPages],
[UsedPages],
[UnusedPages],
[TotalSpace_MB],
[UsedSpace_MB],
[UnusedSpace_MB],
CAST(GETDATE() AS date) AS SnapshotDate
FROM #AllTables
ORDER BY TotalSpace_MB desc

INSERT INTO [maint].[tIndexSizes]
SELECT
'IndexStats' AS IndexStats,
[DBname],
[FullTableName],
[IndexName],
[IndexType],
[IndexSubType],
[RowCount],
[TotalPages],
[UsedPages],
[UnusedPages],
[TotalSpace_MB],
[UsedSpace_MB],
[UnusedSpace_MB],
CAST(GETDATE() AS date) AS SnapshotDate
FROM #AllIndexes
WHERE 1=1
AND [IndexType] IN ('NONCLUSTERED') -- only NONCLUSTERED indexes
ORDER BY TotalSpace_MB desc

END

Blogs

OpenClaw- Agentic Engineering

By

This week has training on AI – Cyber security experts – Omar Santos and...

Visualising Vectors in High Dimensional Space

By

Following on from my previous post on building The Burrito Bot, I want to...

The Intersection Between DevOps and FinOps

By

DevOps is about shortening the system development lifecycle. Plan faster, build faster, test faster,...

Read the latest Blogs

Forums

PostgreSQL String Functions Part 1

By Shivayan Mukherjee

Comments posted to this topic are about the item PostgreSQL String Functions Part 1

Working Better Under Pressure

By Steve Jones - SSC Editor

Comments posted to this topic are about the item Working Better Under Pressure

Identities and Sequences V

By Steve Jones - SSC Editor

Comments posted to this topic are about the item Identities and Sequences V

Visit the forum

Question of the Day

Identities and Sequences V

When thinking about the identity property and sequence objects, which of these can generate values before an insert statement is executed?

See possible answers