// Create a new DataManager object with database connection stringDataManager dm =newDataManager(Config.Dsn);// Create the query to retrieve the desired informationdm.QueryCriteria.And(JoinPath.Student.Columns.
If you want to monitor the database for incoming data that matches a set of criteria, you can use the watch operation to be notified in real-time when matching data is inserted. Note Your query operation may return a reference to a cursor that contains matching documents. To learn how to...
You can use Microsoft Query to retrieve data from external sources. By using Microsoft Query to retrieve data from your corporate databases and files, you don't have to retype the data that you want to analyze in Excel. You can also refresh your Excel reports and summaries a...
Using a where clause to narrow the results of a query can improve performance because the conditions of the where clause are applied on the server tier. For more information, see Queries: Retrieving Information from a Data Source.Example: Retrieving Data from a Query and Iterating through the ...
Retrieve data with queries using SDK assemblies Build queries with LINQ (.NET language-integrated query) Build queries with FetchXML Build queries with QueryExpression Query hierarchical data Retrieve records for many-to-many relationships using intersect entities FetchXML schema Reduce potential data loss...
the properties for account record, which isn't a performance best practice. You should always use the$selectsystem query option to limit the properties returned while retrieving data. This is especially important when retrieving multiple rows of data. More information:Query Data using the Web...
Now that a record exists in your database, you'll get results when you run a query. A query is one of the other fundamental operations of GraphQL. It's used to parse and retrieve information from your data source. In terms of REST APIs, this is similar to the GET operation. The ma...
Query Microsoft Dynamics CRM data using the OData endpoint Perform basic data operations using the OData endpoint Perform additional data operations using the OData endpoint Use the OData endpoint with Ajax and JScript web resources OData endpoint Http status codes Sample: Create, retrieve, update, and...
After you create a SQL Server Analysis Services data source, you can create one or more datasets. For each dataset, you use a Data Mining Prediction Expression (DMX) query designer to create a DMX query that specifies the field collection. For more information, see Analysis Services DMX Query...
3: Query parameters Look at documentation for the OpenNotify API, we see that theISS Passendpoint requires twoparameters. The ISS Pass endpoint returns when the ISS will next pass over a given location on earth. In order to compute this, we need to pass the coordinates of the location to ...