Also specifies the Query Optimizer doesn't consider any indexed view as a replacement for any query part. A view is expanded when the view definition replaces the view name in the query text. This query hint virtually disallows...
Also specifies the Query Optimizer doesn't consider any indexed view as a replacement for any query part. A view is expanded when the view definition replaces the view name in the query text. This query hint virtually disallows direct use of indexed views and indexes on indexed vie...
The Query Optimizer incorporates the logic from the view definition into the execution plan it builds for the Transact-SQL statement that references the nonindexed view.The logic used by the SQL Server Query Optimizer to decide when to use an indexed view is similar to the logic used to ...
because finding a perfect plan may not always be possible; and even when it is possible, the cost of evaluating all the possibilities to find the perfect plan could easily outweigh any performance gains. From a DBA point of view, it is important to understand the process and its limitations...
Specifies the indexed views are expanded. Also specifies the Query Optimizer doesn't consider any indexed view as a replacement for any query part. A view is expanded when the view definition replaces the view name in the query text.
When MIN/MAX aggregates are used in the SELECT list of materialized view definition, following requirements apply: FOR_APPENDis required. For example: SQL CREATEMATERIALIZEDVIEWmv_test2WITH(distribution =hash(i_category_id), FOR_APPEND)ASSELECTMAX(i.i_rec_start_date)asmax_i_rec_start_date,MI...
In the graphical view of SQL Server Management Studio, the flow is from right to left. For example, the query plan in figure 1 contains two index scan operators, which supplies rows to a merge join operator. The merge join operator supplies rows to a select operator. ...
Applies to: Starting with SQL Server Management Studio v18.0 and SQL Server 2017 (14.x). Tracked QueriesTrack the execution of the most important queries in real time. Typically, you use this view when you have queries with forced plans and you want to make sure that query performance is ...
A Client's View of the Server As already mentioned, a client's primary method of communication with SQL Server is through the use of TDS messages. TDS is a simple protocol. When SQL Server receives a message, it can be thought of as an event occurring. First, a client sends in a log...
Import Import an existing query from a report definition (.rdl) file on the file system. For more information, see Report Embedded Datasets and Shared Datasets (Report Builder and SSRS). Refresh metadata from the data source. Display the Calculated Member Builder dialog box. Use this to create...