ALTER DATABASE AdventureWorks2022 SET RECOVERY FULL; GO C. 截斷資料檔案 下列範例會截斷 AdventureWorks2022 資料庫中的主要資料檔案, 並查詢 sys.database_files 目錄檢視以取得資料檔案的 file_id。 SQL 複製 USE AdventureWorks2022; GO SELECT file_id, name FROM sys.database_files; GO DBCC SHRINKFILE...
タイムアウトが発生すると、エラー 49516 が SQL Server エラー ログに送信されます (例: Msg 49516, Level 16, State 1, Line 134 Shrink timeout waiting to acquire schema modify lock in WLP mode to process IAM pageID 1:2865 on database ID 5)。 WAIT_AT_LOW_PRIORITY モードで圧縮...
However, specifying a target_percent of 40 doesn't shrink the data file because not enough free space can be created in the current total size of the data file. You can think of this issue another way: 40 percent wanted free space + 70 percent full data file (7...
Fulltext3 FUNKTION INDEX LOGGA IN PARTITIONSFUNKTION PARTITIONSSCHEMA FÖRFARANDE4 QUERY STORE2, 5 ROLL REGEL SCHEMAT SEKVENS SPATIAL INDEX STATISTIK SYNONYM TABELL9 MINNESOPTIMERADE TABELLER2 FILESTREAM- OCH FIL...
The following example returns a full table result set for every index on every table in theAdventureWorks2022database. SQL USEAdventureWorks2022; GO DBCC SHOWCONTIGWITHTABLERESULTS, ALL_INDEXES; GO E. Use DBCC SHOWCONTIG and DBCC INDEXDEFRAG to defragment the indexes in a database ...
a small overhead check of the physical consistency of the table, this check can also detect torn pages, and common hardware failures that can compromise data. A full run ofDBCC CHECKTABLEmay take considerably longer than in earlier versions. This behavior occurs because of the following reasons:...
The database being shrunk does not have to be in single-user mode; other users can be working in the database when the file is shrunk. You do not have to run the instance of SQL Server in single-user mode to shrink the system databases. ...
I have a table with records that has Column Store Index. When I run the following in the SQL Server 2014 Version I get no rows.DBCC SHOWCONTIG...
This update enables a management command DBCC CLONEDATABASE (Transact-SQL) to clone a full-text object in Microsoft SQL Server 2016 Service Pack 1 (SP1). Resolution This improvement is included in the following cumulative update for SQL...
In most scenarios a CHECKDB WITH PHYSICAL_ONLY should be sufficient, however it would still be advisable to periodically run a full CHECKDB. The differences between a CHECKDB and a CHECKDB WITH PHYSICAL_ONLY are explainedhere. Limits the checking to the integr...