Updating datagrid c
private void cmb_companyname_Selected Index Changed(object sender, Event Args e) } Best, Sudheep. This is one of the most useful piece of code that I have come across on the net in a long long time. Just wanted to know how to validate data while saving, can we get individual values and validate them eg do not allow negative values or values above a cut-off level etc Hi rahim ,your multiple update code is ultimate…. its the first time i m working with the datagridview… actually its being inserted in the datagridview on the screen but my database mdb file is still empty… and is their any way to freeze particular row from updating and deleting ? I could not figure the Parameters for that Insert commnad Can you please let me know the syntax for the Insert and Update commands when we use multiple tables in the select to show the data in the Datagrid. like if we add a col in data gridview at runtime it must reflect the changes in sql server database’ table. code that i used to add col in datagrid at run time.. Data Grid View Text Box Column cls Col1 = new Data Grid View Text Box Column(); cls Col1. You can use this control in Windows Form using Wizard or programmatically. Select the components you want to reference, and then click OK. But unfortunately when i debugging this code an error is coming ” System. Data Table’ is a ‘type’ but is used like a ‘variable’ ” can you please suggest that how can i improve that……. Add a Data Grid View control and two Buttons on a Form. This will be something like…(please check out code syntax) Integer i = Data Grid View1. Dynamic SQL generation for the Update Command is not supported against a Select Command that does not return any key column information………. my first form is datagridview …side buttons is.,edit, delete,and close…now i want add some details then click add button then open another form….insert the data from add form…add form close after inserted data…..i want automatic refresh the form1…… When you click add button , close the datagrid form, open up the add data form. Im doing one application that is Attendance Entry form. even if i dont enter the records and fire a select query it is not even reacting to it.. Mr.rahim i want to apply query on datagrid view acc to user need.. hello sir, i want to now when we give command as sql Data Adapter. ” and for id i got value as e.current Row Index, so its updating only 1 row .. Hi Rahim, I am getting “Dynamic SQL generation is not supported under multiple Base Tables”, the reason of the error is I am Joining multiple tables to get the data in the Data grid. Add(cls Col1); pls send me the code for adding col into database. HI sir, i’m filtering the data’s from the sql table and dislplaying in datagridview , now i want to save the filtered content displayed in the datagridveiw in another new sql table. pl send the code to [email protected] sir, i want to insert grid view data to another delete from current table in Sql Database.is my code…its always insert row no to table not the column value..please help me..current table is jobmain i want to job main row data to delete from jobmain.
For this, i used where condition in the query and left the rest of the code as before(similar to urs). But now i want to take a data Grid View where i will add 3 column(name,address, Phone) manualy. Delete is also not working properly ..,, There also throws an exception .. Update(Data Table); it has gave an error please help me on this. Data Grid View control are used very frequently in C#. Insert Delete Update in Data Grid View with Data Table in C Hello there, I have a lot of errors with the same announce for the following (some of them!!
Now when you close the add form call that function. I want to know how to insert/update/delete in a Multiple tables in a single datagridview. thanks thendral HI Rahim, My Name is Raman ,as per the above comments , I understand you are very good at I am new to win app, but good SQL server, Can you tell me , I Can Solve the below querdy.
In case you are adding row by row, then clear the rows of datagridview first in the function How we can access the entry’s in another system using LAN while running software in both systems. i want to add, delete, update in my C# forms through DLL… I have 5 tables and one datagridview , which display the information from 5 different tables, now user is allowed add/update/delete opration in the grid with new information.
you don’t have to worry about auto number or identity column. // if you want to hide Identity column data Grid View Trial. Visible = false; Or you can make it read only column. salam rahem i write your code in my project but i have a single error in this line connection String = Configuration Manager. Open(); (The Connection String property has not been initialized.) Please help me to solve this … Now if person donate some amount monthly and if he paid amount then i want to remove his notification and also the notification should get display in next month.
One more better way to do this is using Data Grid View1[“Column Name”,Index). Benift of this is if the sequence of Columns changes, the o/p will not effect. Update(dt); still if u r getting problem , then leave a comment here. I wrote above code but its giving exception for connection string On this below line sql Connection. please reply I have created one page in in which i have taken 1 grid view which shows notification about person who will donate amount on particular day/date. I designed windows form c# with gridview associated for insert, update,search values. Could you please give inputs who to align that code.