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Query

Reference
The Query is an object that provides a chainable interface for making data queries.

To create a Query, call the query(array) or query(url, queryOptions) method, depending on the type of the storage you access. The Query supports method chaining. This enables you to execute several..." ]) .sortBy("birthYear") .select("name", "birthYear") .toArray(); Angular TypeScript import Query from "devextreme/data/query"; // ... export class AppComponent { constructor

Query Methods

Reference
This section describes methods that perform operations on data associated with the Query.

/MyDataService", queryOptions) .enumerate() .done(function (result) { // "result" contains the obtained array }); Angular TypeScript import Query from "devextreme/data/query"; // ... export class AppComponent { constructor () { Query("http://mydomain.com/MyDataService", queryOptions) .enumerate() .then(result => { // "result

Utils

Reference
This section describes the utility objects that the DevExtreme data layer provides.

=> { return value + 'MT'; } } // ... } export default App; See Also DataSource Examples - OData Key Types query(array, queryOptions) Creates a Query instance...); this.query = Query([10, 20, 50, 40, 30]); } // ... } export default App; See Also Query Concept query(url, queryOptions) Creates a Query instance that accesses a remote data service using

dxDataGrid Methods

Reference
This section describes the methods that can be used to manipulate the DataGrid UI component.

See Also jQuery Call Methods Angular Call Methods Vue Call Methods React Call Methods addColumn(columnOptions) Adds a new column. This method is intended to add columns at runtime... Angular Call Methods Vue Call Methods React Call Methods editing.allowUpdating beginCustomLoading(messageText) Shows the load panel. Normally, the load panel is invoked automatically while

dxCircularGauge Methods

Reference
This section describes methods that can be used to manipulate the UI component.

See Also jQuery Call Methods Angular Call Methods Vue Call Methods React Call Methods beginUpdate() Postpones rendering that can negatively affect performance until the endUpdate() method is called. The beginUpdate() and endUpdate() methods reduce the number of renders in cases where extra rendering can negatively affect performance. See Also jQuery Call Methods Angular