Updating is not supported by data source unless updatecommand are cacee cobb and donald faison dating
30-Sep-2020 18:57
To accomplish this we need to specify values for the Sql Data Source control s statement created in Step 2.For now, let s use the Properties window in the Designer, although the Configure Data Source wizard or declarative syntax option would work just as well.As we'll see in this tutorial, these statements can be created manually or can be automatically generated by the Sql Data Source s Configure Data Source wizard.Note Since we ve already discussed the inserting, editing, and deleting capabilities of the Grid View, Details View, and Form View controls, this tutorial will focus on configuring the Sql Data Source control to support these operations.As discussed in An Overview of Inserting, Updating, and Deleting, the Grid View control provides built-in updating and deleting capabilities, while the Details View and Form View controls include inserting support along with editing and deleting functionality.These data modification capabilities can be plugged directly into a data source control without a line of code needing to be written.Rad Grid can extract values from columns that are set as read-only, if the column's Force Extract Value property is set to: The default value for the Force Extract Value property is "None", which means that the extraction of default values will not be performed for read-only columns.Automatic operations through the Data Source control are not supported when you use standard Web User Control as a custom edit form.
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Refer back to the Examining the Events Associated with Inserting, Updating, and Deleting tutorial for a more detailed discussion on the chain of events associated with inserting, updating, and deleting from a data Web control.Figure 2: Select the Delete Query Property from the Properties Window provide a value for this parameter (leave its Parameter source at None ).
