What are the parameters of a filter?
Parameter filters are used to limit or restrict the input values or data that can be specified for a model tool parameter. For example, a Value List filter can be used so that only values from a list can be specified for the parameter.
What is filter and parameter?
Parameters are extremely simple – they allow users to select or input a value. That value can then in turn be used in calculations, and subsequently, filters. You can even set the values that users can select to be automatically created from a field in your data, which saves time.
How do you add parameters to a filter?
Step 1: Creating the parameter
- Right-click in the data pane and select Create Parameter….
- In the dialog box, name the parameter.
- Under Data type select String.
- Under Allowable values select List.
- Next, select Add from Field > Region.
- Add an additional value of All with the display text of All.
- Click OK.
How to use parameters to filter data in a report?
In the invoked FilterString Editor, customize the expression so that the CategoryID data field is compared to all of the parameter values. Switch to the Preview tab and select one or more categories in the parameter’s lookup editor. Clicking Submit will pass the corresponding values to the report’s filter string and generate the document.
How to filter data in a Master report?
In the invoked editor, construct an expression in which the ProductID data field is compared with the created parameter value. Switch to the Preview tab and select the required categories and products. Clicking Submit will pass the corresponding values to the master and detail reports’ filter strings and generate the document.
How to filter data in a report DevExpress?
To select the parameter, click the icon on the right until it turns into a question mark. You can also filter records at the data source level before supplying them to your report. This is a preferred action if your are binding to a large data source and want to speed up the retrieval process.
How to add a parameter to a filter expression?
In the invoked Add New Parameter dialog, set the Parameter.Type property corresponding to the type of a data field against which this parameter will be compared in the filter expression. To supply parameter values from a data source, set the Value Source property to DynamicListLookUpSettings.