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This completed my custom script to restore a client db back to our inhouse system. Default is ON for new databases created after upgrading to AU7. The default is OFF for databases created prior to the upgrade. For more information about statistics, see Statistics.
Statistics become out-of-date after operations insert, update, delete, or merge change the data distribution in the table or indexed view. The query optimizer determines when statistics might be out-of-date by counting the number of data modifications since the last statistics update and comparing the number of modifications to a threshold.
The threshold is based on the number of rows in the table or indexed view. The system administrator can enable auto-stats by enabling the feature switch AutoStatsEnabled. Grow and shrink operations are approximate. The resulting actual sizes can vary from the size parameters. If the statement is aborted during execution, changes that have already occurred will remain. The statistics settings only work if the administrator has enable auto-stats.
If you are an administrator, use the feature switch AutoStatsEnabled to enable or disable auto-stats. You cannot alter a database that is in use by another user for reading or writing.
This includes sessions that have issued a USE statement on the database. Shrinking a database can take a large amount of time and system resources, depending on the size of the actual data within the database, and the amount of fragmentation on disk. For example, shrinking a database could take several hours or more. Use the following query to determine progress of database transparent data encryption as a percent:.
The following example sets the replicated table storage limit to 1 GB for the database CustomerSales. This is the storage limit per Compute node. The following example sets the distributed table storage limit to GB one terabyte for the database CustomerSales.
This is the combined storage limit across the appliance for all of the Compute nodes, not the storage limit per Compute node. The following query returns the current statistics values for all databases.
The value 1 means the feature is on, and a 0 means the feature is off. Use the following statement to enable create and update statistics automatically and asynchronously for database, CustomerSales. This creates and updates single-column statistics as necessary to create high-quality query plans. Skip to main content. This browser is no longer supported. Download Microsoft Edge More info. Contents Exit focus mode. Is this page helpful? Please rate your experience Yes No.
Any additional feedback? Note Databases in the Hyperscale service tier cannot be added to an elastic pool. Important By default, the secondary database is created with the same backup storage redundancy as that of the primary or source database. Privacy policy. Modifies the files and filegroups associated with the database.
Adds or removes files and filegroups from a database, and changes the attributes of a database or its files and filegroups. SQL Managed Instance. To display the current filegroups and which filegroup is the current default, use the sys. The file cannot be removed unless it is empty. If SIZE is specified, the new size must be larger than the current file size. For example:. Do not specify the operating-system file name.
For more information, see Move Database Files. FILENAME can be modified online; however, the change does not take effect until after the container is physically relocated and the server is shutdown and then restarted. The name must be unique within the database and comply with the rules for identifiers. The name can be a character or Unicode constant, a regular identifier, or a delimited identifier.
The file must reside on the server on which SQL Server is installed. Data files should not be put on compressed file systems unless the files are read-only secondary files, or if the database is read-only. Log files should never be put on compressed file systems. Only one file can be put on each raw partition. The path up to the last folder must exist, and the last folder must not exist. There are cases when the NAME value will need to be enclosed in quotes.
For example, if the original logical name was SQLAuthority. He holds a Masters of Science degree and numerous database certifications. Pinal is an experienced and dedicated professional with a deep commitment to flawless customer service. Nupur Dave is a social media enthusiast and an independent consultant.
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