So am calling the method Bind Grid Data method which is overloaded . But - when I have a row with some higher type, for e.g. I'm using Npgsql (22.214.171.124) via Nu Get with Target Framework 4.5 But I also tried the Npgsql download version for and with 2.0 - same issue. Update From Data Table(Data Table data Table, Data Table Mapping table Mapping) at System. In the template field I will Place a label or some controls, So that it’s very easy to access those controls in the code behind by using Find Control method. Item Template is the content to display for the items in the Template Field.Suppose if we are trying to hide primary key of our table, there is actually no need to hide. In the above Snippet you are seeing a label in Item Template that means whenever we are showing Grid View to the user Label will be visible to the user.The above piece of code will also do the same as label in Item Template and Textbox in the Edit Item Template.By default all the boundfields will be trasferred as Textboxes in Edit Mode.
So once after done with editing data, if we click update the following method will be triggered. Once we access the required fields in the code behind, we need to update the data in the database and show the updated data to the user. If the user clicks the Delete button On Row Deleting event will be fired. Going into that code we are trying to get the primary key of the employee table(Employee ID) by using Grid View Data Key Names and then This entry was posted on March 27, 2009 at am and is filed under ASP. Then add any extended data-type, like a time value, xml etc - and the update throws the exceptions @digital-void, please check the minimal testcase in my commit above. Update(Data Row data Rows, Data Table Mapping table Mapping) at System. Specifying a json or xml field as part of the table indeed triggers an error, but it's a backend 42804 error because npgsql sends values as text. However, it doesn't look like what you got, and moreover I can see no issue when inserting timestamps (with timezone or otherwise). Sorry that it took some time to write back - my internet connection was (is) down - I've got to work via mobile... This is a legacy feature and it's strongly recommended not to use it (it have been removed from the upcoming major version 3.0). Invalid Cast Exception occurred HResult=-2147467262 Message=Specified cast is not valid. to be honest - I'd never worked with NUnit - so I've got to do some heavy reading first. So you're right - I'd just pasted your method Bug352() into my source - as it is - but with my connection member - and called it on click... Main() in d:\Projects\Postgres Csharp\Postgres Csharp Tests\Postgres Csharp Tests\Program.cs:line 23 at System. For example, if the user has a column of type json, the CLR type for that is String, and the first best backend type for this is text. As 2.x is quite old by now, I really suggest you update to the latest 3.0.x - I'm definitely not going to have any time to fix this kind of bug in 2.x. (B) Tweak Npgsql according to pr #577, and also insert tricks at Row Updating.