ADO.NET :: Use Transcation When Insert From Datatable To MSSQL Server?
Jan 20, 2011
i have to insert values in two tables on save button click.ne sipmle insert and return a order_id.that id is used for inserting order details information.i am using a datatable to store this information,then insert to table.i want use Transaction for both insert on save button click.
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i just use this code to insert value in datatable and pass this table in method
look code---
public class RoomBO
{
DataTable dt;
RoomDal objRoom = new RoomDal();
public int insert(int room,string bedType, int bed, int charge)
{
//adds the details of the new room
dt = new DataTable();
dt.Columns.Add(new DataColumn("Column1"));
dt.Columns.Add(new DataColumn("Column2"));
dt.Columns.Add(new DataColumn("Column3"));
dt.Columns.Add(new DataColumn("Column4"));
DataRow dr;
dr = dt.NewRow();
dr["Column1"] = room;
dr["Column2"] = bedType;
dr["Column3"] = bed;
dr["Column4"] = charge;
objRoom.Save(dt);
return 1;
}
*on data access layer*
public int Save(DataTable dataTable) //adds the details of the new room
{
ada = new SqlDataAdapter("room_insert", con);
//DataRow r= dataTable.NewRow();
ada.SelectCommand.CommandType = CommandType.StoredProcedure;
ada.SelectCommand.Parameters.AddWithValue("@room_no",
Convert.ToInt32(dataTable.Rows[0][0]));
ada.SelectCommand.Parameters.AddWithValue("@room_type",
Convert.ToString(dataTable.Rows[0][1].ToString()));
ada.SelectCommand.Parameters.AddWithValue("@no_bed",
Convert.ToInt32(dataTable.Rows[0][2]));
ada.SelectCommand.Parameters.AddWithValue("@charge",
Convert.ToInt32(dataTable.Rows[0][3]));
ds = new DataSet();
ada.Fill(ds);
return -1;
}
i am not getting any error but value is not insert to my database
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[Code]....
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DTL ProductId Productdescription qty ...........
DTL ProductId Productdescription qty ...........
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I have created a datatable with three fields namely TimeTask, TaskItem and Count (count of user) eg; {"12:30AM-01:00AM" , T1 , 3}.
dataTable.Columns.Add("Task Time", typeof(string));
dataTable.Columns.Add("Task", typeof(string));
dataTable.Columns.Add("Count", typeof(int));
dataTable.Rows.Add("12:00AM-12:15AM", "T1", 6);
dataTable.Rows.Add("12:45AM-01:00AM", "T1", 5);
dataTable.Rows.Add("01:00AM-01:15AM", "T1", 1);
dataTable.Rows.Add("01:15AM-01:30AM", "T2", 4);
dataTable.Rows.Add("01:30AM-01:45AM", "T2", 9);
GridView1.DataSource = dataTable;
GridView1.DataBind();
In this there is no task for the TimeTask "12:15AM-12:30AM" and "12:30AM-12:45AM" yet the TimeTask should be inserted as,
TimeTask TaskItem Count
12:00AM-12:15AM T1 6
12:15AM-12:30AM - -
12:30AM-12:45AM - -
12:45AM-01:00AM T1 5
01:00AM-01:15AM T1 1
01:15AM-01:30AM T2 4
01:30AM-01:45AM T2 9
How to chk for the missing rows? Is it possible to dynamically insert rows in an existing DataTable (No DataSource used) in this scenario.
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Mar 4, 2010
Existing records can be updatedNew records can be insertedAll existing records can be deleted & new ones can be insertedExisting records have a primary key field
New ones are just blank inserts
All this detail is stored in a data table. On form update I only want to update existing (only modified rows) & insert new rows. I have gone about loading the changed records in a new data table
DataTable changedRecordsTable = dataTable_old.GetChanges();
How do I compare it with all the records in the old datatable and pass them to the save query ?
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May 7, 2015
[URL]
How can I Edit/Update, Delete and save record to database
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have a very important issue,i have three Stored Procedures Sp1,Sp2 and Sp3 .the first one (Sp1) will execute the second one (Sp2) and save returned data into @tempTB1 and the Second one will execute the third one (Sp3) and save data into @tempTB2.if I execute the Sp2 it will works and it will returned me all my data from the Sp3 ,but the problem is in the Sp1, when i execute it it will display this Error:INSERT EXEC statement cannot be nested I tried to change the place of execute Sp2 and it display me another error:Cannot use the ROLLBACK statement within an INSERT-EXEC statement.
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