StatisticsScanType Enumeration
The StatisticsScanType enumeration contains values that specify the ways in which statistical information is collected from tables or views during the creation or update of a statistic counter.
Namespace: Microsoft.SqlServer.Management.Smo
Assembly: Microsoft.SqlServer.Smo (in microsoft.sqlserver.smo.dll)
Syntax
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Public Enumeration StatisticsScanType
public enum StatisticsScanType
public enum class StatisticsScanType
public enum StatisticsScanType
public enum StatisticsScanType
Members
| Member name | Description |
|---|---|
| Default | Value = 5. Specifies that a percentage of the table or indexed view is used when collecting statistics. The actual percentage is calculated by the SQL Server engine automatically. |
| FullScan | Value = 3. Specifies that all rows in the table or view are read when gathering statistics. This option must be used if a view is specified and it references more than one table. |
| Percent | Value = 1. Specifies that a percentage of the table or indexed view is used when collecting statistics. This options cannot be used if a view is specified and it references more than one table. When specified, use the sampleValue argument to indicate number of rows. |
| Resample | Value = 4. Specifies that the percentage ratio of the table or indexed view used when collecting statistics is inherited from existing the statistics. |
| Rows | Value = 2. Specifies that a number of rows in the table or indexed view are used when collecting statistics. This option cannot be used if a view is specified and it references more than one table. When specified, use the sampleValue argument to indicate number of rows. |
Remarks
The StatisticsScanType enumeration class is served by the SetScanOptions method and the Update method.
Platforms
Development Platforms
For a list of the supported platforms, see Hardware and Software Requirements for Installing SQL Server.
Target Platforms
For a list of the supported platforms, see Hardware and Software Requirements for Installing SQL Server.