MAXDOP(n)实际上控制了查询处理器中使用的CPU核心数。 在完全空闲的系统上，SQL Server将尝试尽快将表...
SqlServer.TransactSql.ScriptDom Assembly: Microsoft.SqlServer.TransactSql.ScriptDom.dll Package: Microsoft.SqlServer.DacFx v150.5282.3 MAXDOP option in ALTER DATABASE SCOPED CONFIGURATION statement C# 复制 [System.Serializable] public class MaxDopConf...
有关Azure SQL 数据库 中 MAXDOP 的详细信息,请参阅在 Azure SQL 数据库中配置最大并行度 (MAXDOP)。 注意事项 此选项是一个高级选项,仅应由有经验的数据库管理员或认证的 SQL Server 专业人员更改。 如果affinity mask 选项不设置为默认值,则可能会限制可用于对称多处理 (SMP) 系统上...
You can override the max degree of parallelism value in queries by specifying the MAXDOP query hint in the query statement. For more information, see Query Hints (Transact-SQL). Index operations that create or rebuild an index, or that drop a clustered index, can be resource intensive. You ...
MaxDopConfigurationOption MaxDurationOption MaxLiteral MaxRolloverFilesAuditTargetOption MaxRolloverFilesAuditTargetOption Constructors Properties IsUnlimited Value Methods MaxSizeAuditTargetOption MaxSizeDatabaseOption MaxSizeFileDeclarationOption MemoryOptimizedTableOption MemoryPartitionSessionOption Me...
Learn about the max degree of parallelism (MAXDOP) option. See how to use it to limit the number of processors that SQL Server uses in parallel plan execution.
Applies to: SQL Server 2008 (10.0.x) and later versionsOverrides the max degree of parallelism configuration option during the index operation. For more information, see Configure the max degree of parallelism (server configuration option). Use MAXDOP to limit the number of processors used in a ...
MaxDopConfigurationOption MaxDurationOption MaxLiteral MaxRolloverFilesAuditTargetOption MaxSizeAuditTargetOption MaxSizeDatabaseOption MaxSizeFileDeclarationOption MemoryOptimizedTableOption MemoryPartitionSessionOption MemoryUnit MergeAction MergeActionClause MergeCondition MergeSpecification MergeStatement Message...
Themax degree of parallelismoption is set to 1. Note If MAXDOP query option is used, then SQL Server will not ignore thecost-threshold-for-parallelismvalue. Thecost threshold for parallelismoption is an advanced option. If you are using thesp_configuresystem stored procedure to change the setti...
You install Microsoft SQL Server 2008 on a computer that has multiple CPUs. You specify the MAXDOP option for a running query or you specify the max degree of parallelism option by using the sp_configure stored procedure. In this scenario, you find that these options do not w...