How do I query a table size in SQL Server?

By Lexie Tanner 6 years ago

How do I query a table size in SQL Server?

Get size of tables in SQL Server

  1. USE {Database_Name}; GO.
  2. SELECT.
  3. (SUM(a. total_pages) – SUM(a. used_pages)) * 8 AS UnusedSpaceKB. FROM.
  4. LEFT OUTER JOIN sys. schemas s ON t. schema_id = s. schema_id. WHERE.
  5. AND i. object_id > 255. GROUP BY.
  6. t. Name, s. Name, p. Rows. ORDER BY.
  7. t. Name; GO.

How can you tell the size of a query from a table?

This can be accomplished easily with the following query: SELECT TABLE_SCHEMA AS `Database`, TABLE_NAME AS `Table`, ROUND((DATA_LENGTH + INDEX_LENGTH) / 1024 / 1024) AS `Size (MB)` FROM information_schema.

How do I find the size of a data table in SQL?

In SSMS right click on Database, select Reports, Standard Reports, Disk Usage by Top Tables. The report will give you number of rows and kilobytes used per table.

How can check SQL Server database query size?

Upon connection, click “New Query” and enter one of the following as the query:

  1. sp_helpdb Stored Procedure. EXEC sp_helpdb;
  2. sp_databases Stored Procedure. EXEC sp_databases;
  3. sys.master_files Script. SELECT. name, size, size * 8/1024 ‘Size (MB)’, max_size. FROM sys.master_files;

How do I find a large table in SQL Server?

4 Answers

  1. SELECT.
  2. ‘[‘ + (OBJECT_SCHEMA_NAME(tables. object_id,db_id())
  3. + ‘].[‘ + tables. NAME + ‘]’) AS TableName,
  4. (sum(allocation_units. total_pages) * 8) / 1024 as TotalSpaceMB.
  5. FROM.
  6. sys. tables tables.
  7. INNER JOIN.
  8. sys. indexes indexes ON tables. OBJECT_ID = indexes. object_id.

How do I find the row size of a table in SQL Server?

Calculate sql row size

  1. —METHOD 1 : DBCC SHOWCONTIG.
  2. dbcc showcontig ( ‘TableName’ ) with tableresults.
  3. –check max min and average record size.

How do I find the size of a specific table in MySQL?

To check the sizes of all of the tables in a specific database, at the mysql> prompt, type the following command. Replace database_name with the name of the database that you want to check: SELECT table_name AS “Table”, ROUND(((data_length + index_length) / 1024 / 1024), 2) AS “Size (MB)” FROM information_schema.

How can I check database size in SQL Server using Query in GB?

Both tables are present in master database.

  1. SELECT sys.databases. name,
  2. CONVERT(VARCHAR,SUM(size)*8/1024)+’ MB’ AS [Total disk space]
  3. FROM sys.databases.
  4. JOIN sys.master_files.
  5. ON sys.databases.database_id=sys.master_files.database_id.
  6. GROUP BY sys.databases. name.
  7. ORDER BY sys.databases. name.

How do I find the database size and free space in SQL Server?

Get a list of databases file with size and free space for a database in SQL Server:

  1. SELECT DB_NAME() AS DbName,
  2. name AS FileName,
  3. size/128.0 AS CurrentSizeMB,
  4. size/128.0 – CAST(FILEPROPERTY(name, ‘SpaceUsed’) AS INT)/128.0 AS FreeSpaceMB.
  5. FROM sys. database_files.
  6. WHERE type IN (0,1);

How do I find the largest table in a database?

To get largest table in MySQL database (of all databases) use: SELECT table_name AS “Table”, round(((data_length + index_length) / 1024 / 1024), 2) “Table size in MB” FROM information_schema. TABLES order by data_length+index_lenght desc limit 1; These queries may take time based on number of tables.

What is the fastest way to search for millions of records in SQL Server?

When you load new data, check if any of the domain names are new – and insert those into the Domains table. Then in your big table, you just include the DomainID. Not only will this keep your 50 million row table much smaller, it will also make lookups like this much more efficient.

How to find the size of a table in SQL Server?

Get size of tables in SQL Server. To get a rough view of how many rows, total, used and unused space each table has, in a sql server database you can run the following query: Another way is using the stored procedure sp_spaceused which displays the number of rows, disk space reserved, and disk space used by a table, indexed view,

How to sort space used in SQL Server?

Entire script to get sortable space used information for all SQL Server tables in database 1 Downside to using sp_spaceused. One of the major downsides to using sp_spaceused is that it only returns the table name… 2 Next Steps. Run these scripts on a set schedule like once a week or once a month to get a handle on how your database… More

Is there a duplicate of table size in SQL Server?

1 possible duplicate of Table and Index size in SQL Server – Joe Stefanelli Oct 25 ’11 at 16:17 @RobAllen I have full access to the database, so a script that requires any role is sufficient. – Eric Oct 25 ’11 at 16:20

How can I find out how much space my table is using?

One thing that is often handy is to know how much space each table is using within your database. It is helpful to know the number of rows, the data space used as well as the index space used. There are several ways that you can get this information, by reading the system tables, using SSMS and using the built-in reports in SSMS.