WebMar 23, 2011 · 5 Answers. cmd.CommandText = "SELECT COUNT (*) FROM table_name"; Int32 count = (Int32) cmd.ExecuteScalar (); yep, the example in there pretty much covers this as well, just change the INSERT INTO to be your SELECT statement.. In this case, there will always be a return value of type int. WebApr 11, 2024 · Here is my C# if statement condition that for some reason keeps being true due to row count, even though there is no record meeting criteria: if (ds != null && ds.Tables [0].Rows.Count > 0) The database used is SQL Server. This previously seemed to work correctly under Oracle. c# sql-server dataset rowcount Share Improve this question Follow
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WebC# 从C代码中与表1的关系中获取表2数据,c#,dataset,relation,C#,Dataset,Relation. ... // The parent row EventData.GroupAttendingEventRow groupAttendingEvent = currentDataSet.GroupAttendingEventTable[groupAttendingEventCounter]; // an array of children rows EventData.GroupTableRow[] eventGroup = … WebMar 11, 2024 · Count the number of rows in dataset. I'm trying to count the number of rows in a datagridview, but I can't make it work. When I ran this it hung the application. … onscrollenddrag
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WebNov 27, 2016 · Use DataSet to get the count SqlCommand cmd = new SqlCommand (query, con); SqlDataAdapter da = new SqlDataAdapter (); da.SelectCommand = cmd; DataSet ds = new DataSet (); da.Fill (ds); var count = ds.Tables [0].Rows.count; Share Improve this answer Follow edited Nov 26, 2016 at 21:14 trashr0x 6,397 2 29 39 … WebMar 9, 2014 · I have a report. In one of the text field i have to show the rowcount of the dataset How can i do that · I dont understand what exactly you mean. If you want the total count/number of rows in a dataset, use CountRows("Dataset1"). If you want to get the row number of each row in the dataset (in a list or a table), then use … http://duoduokou.com/csharp/26306777187753675083.html inzy df ground