You can add a Query Store hint to a specific replica or replica set when you have Query Store for secondary replicas enabled. In sys.sp_query_store_set_query_hints, this is set by the @query_hint_scope parameter, which was introduced in SQL Server 2022 (16.x). Find the available repl...
“Unable to enlist in the transaction” with Oracle linked server from MS SQL Server [<Name of Missing Index, sysname,>] in non clustered index [Execute SQL Task] Error: The value type (__ComObject) can only be converted to variables of type Object. [ODBC Driver Manager] Data source nam...
Opens a dialog box that you can use to specify values for parameters in stored procedures and functions. Context menu You can access the context menu byright-clickinganywhere in the query editor. The options in the context menu are similar to the SQL Editor Toolbar. With the context me...
(继承自 TSqlFragment) TopRowFilter 显示顶部行筛选器的用法。 可选可以为 null。 UniqueRowFilter 显示唯一行筛选器的用法。 WhereClause Where 子句。 还可能为 null。 方法 展开表 Accept(TSqlFragmentVisitor) 接受访问者 AcceptChildren(TSqlFragmentVisitor) 接受儿童访问者 适用...
If you run Query Store in Azure SQL Database, you can useQuery Performance Insightto analyze resource consumption over time. While you can use Management Studio andAzure Data Studioto get detailed resource consumption for all your queries, such as CPU, memory, and I/O, Query Performance Insigh...
""" return sql.DeleteQuery(self.model).delete_qs(self, using) _raw_delete.alters_data = True def update(self, **kwargs): """ Update all elements in the current QuerySet, setting all the given fields to the appropriate values. """ assert self.query.can_filter(), \ "Cannot update ...
A Quick TourThe first step in building a LINQ to SQL application is declaring the object classes you will use to represent your application data. Let's walk through an example. Creating Entity ClassesWe will start with a simple classCustomer and associate it with the customers table in the ...
keys. EF has always been reliant on keys, so this is a big step for EF Core. Additionally, the query type will help you avoid any interaction with the change tracker, so you don’t have to add in code to protect your application from inadvertent runtime exceptions related to entities ...
The Oracle optimizer uses two different methods to recognize when to rewrite a query in terms of one or more materialized views. The first method is based on matching the SQL text of the query with the SQL text of the materialized view definition. If the first method fails, the optimizer ...
If there are queries that return slowly from the underlying databases, then you can capture the SQL statements for the queries in the query log and provide them to the database administrator (DBA) for analysis. See Section 6.5, "Managing the Query Log" for more information about configuring ...