( <FILESTREAM_option> ) | <HADR_options> | <mixed_page_allocation_option> | <parameterization_option> | <query_store_options> | <recovery_option> | <remote_data_archive_option> | <persistent_log_buffer_option> | <service_broker_option> | <snapshot_option> | <sql_option> | <suspend_...
( NAME = test1dat3, FILENAME = 'C:\Program Files\Microsoft SQL Server\MSSQL13.MSSQLSERVER\MSSQL\DATA\t1dat3.ndf', SIZE = 5MB, MAXSIZE = 100MB, FILEGROWTH = 5MB ), ( NAME = test1dat4, FILENAME = 'C:\Program Files\Microsoft SQL Server...
(NOLOCK)WHEREis_read_only =0ANDstate =0;DECLARE@dbidINT, @queryVARCHAR(1000), @dbname sysname, @fgname sysnameWHILE(SELECTCOUNT(id)FROM#tmpdbsWHEREisdone =0) >0BEGINSELECTTOP1@dbname = [dbname], @dbid = [dbid]FROM#tmpdbsWHEREisdone =0SET@query='SELECT '+CAST(@dbidASNVARCHA...
Used in statistics generated by the CREATE STATISTICS statement. Users need to run DROP STATISTICS to drop the statistics before ALTER COLUMN can succeed. Run this query to get all the user created statistics and statistics columns for a table. SQL Copy SELECT s.name AS statistics_name ,c....
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If we try to query the missing columns after column removal, the query analyzer tells us the column names are invalid. The image below shows the output from executing the second T-SQL statement. If we execute the third and fourth T-SQL statements, the table will be rebuilt to reclaim spac...
At the same time, try to run the below SELECT statement from the same table, which will run with session ID 56 in my example: SELECT TOP 10000 * FROM Production.TransactionHistory_New ORDER BY [Address] If we query the sys.sysprocesses system object to check the status of these two sess...
When the database is set to AUTOCLOSE = ON, an operation that initiates an automatic database shutdown clears the plan cache for the instance of SQL Server. Clearing the plan cache causes a recompilation of all subsequent execution plans and can cause a sudden, temporary decrease in query pe...
No locking occurs in read-only databases. This can cause faster query performance. Note The keyword READONLY will be removed in a future version of Microsoft SQL Server. Avoid using READONLY in new development work, and plan to modify applications that currently use READONLY. Use READ_ONLY in...
In some cases users may get below error while trying to shrink their databases manually or using SQLServer management studio. Executing the query "DBCC SHRINKDATABASE(N'OperationsManagerDW', 10, TR..." failed with the following error: "Backup, file manipulation operations (such as ALTER DATABAS...