| Thread | Last Post | Replies |
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| Error sql parameter SqlDbType.Float won't accept null value, AND/OR variable as DOUBLE won't accept null value from TextBox | 07 Oct 2004 18:47 GMT | 4 |
I'm using a grid and when a user edits the grid, if they leave a field null I get a system.formatException error (string not in correct format). The stored procedure allows nulls for this float field.
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| Update using DataSet & Stored Proc. | 07 Oct 2004 16:11 GMT | 5 |
Can I pass a DataSet to a Stored Procedure (in Sql Server 2000)? If yes, Do I just specify the parameters and let the SqlDataAdapter handle passing the rows of data from the DataSet into the Stored Procedure? Have you a good reference I can go to?
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| Inner loop on datacolumns duplicates results - newbie .net question | 07 Oct 2004 15:23 GMT | 1 |
I am trying to loop throught the results of my query, my table has columns that have colours and sizes with each colour have many sizes. Currently the loop is just duplicating the colour size values for each colour. So for instance if the colour has 2 of a particluar size the code ...
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| HELP! Datasets and control synchronization | 07 Oct 2004 13:55 GMT | 5 |
I have been trying to populate 2 or more controls from two *different* (related) tables for the last week without success. My latest try is: 2 simple SELECT statements in 2 adapters that populate the *same* dataset and then i define a relation among the two tables.
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| datatable.columnchange event | 07 Oct 2004 13:53 GMT | 5 |
Hi Gurus, I have implemented a ColumnChange event handler for my Datatable. When one of the column is modified by the user, in the columnchange event handler, I am setting values for other columns of the same row of the same datatable.
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| Multiple connections to fetch hierarchy from database | 07 Oct 2004 04:04 GMT | 8 |
I have a common Customer-Orders-OrderRows-Products hierarchy in my database. Let's say I'd like to fetch a customer and all it's orders, rows and products. Today we have methods on different DataAccessLogicComponents to retrieve the data i.e:
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| Create Database Problem | 07 Oct 2004 01:46 GMT | 2 |
I hope this is the right newsgroup. I have written a program for a database install. I have a file that contains the T-SQL code to create the database (I generated the file from SQL2000 Enterprise manager). In the program I break the file up based on the GO statments within ...
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| Newbie: Stored Procedures and Or Datasets ? | 07 Oct 2004 01:03 GMT | 14 |
I would like some clarification on how I can use Datasets and ADO.NET with Stored Procedures. I have read various multi tier architecture discussions on performing Object/ RDMS maintenance, and there seems to be a concensous that Stored Procedures are the most effective means to
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| Index DataColumns In Advance? | 06 Oct 2004 23:08 GMT | 2 |
Dealing with large DataTables in a DataSet. I want to setup indexes on certain DataColumns in DataTables before I do any selection/finding/filtering to speed things up. How can I do that? Thanks.
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| BeginEdit and EndEdit question | 06 Oct 2004 20:21 GMT | 1 |
I am having a data disappearance problem. On an edit routine, I have one row of data being pulled into the dataset that is then displayed on a form. The fields are bound to their respective controls. At the time that the SQL query is run and that one data row is displayed, I am ...
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| DataSet (DataColumn) datatype WRONG! | 06 Oct 2004 20:06 GMT | 1 |
I have a typed dataset with a column GROSSWEIGHT defined as an INT in my MySQL database. My strongly typed autogenerated DataSet defines the GROSSWEIGHT column as datatype "long". <xs:element name="GROSSWEIGHT" type="xs:long" minOccurs="0"
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| Select or Filtering on a related group | 06 Oct 2004 17:39 GMT | 4 |
I'm new to ADO.NET, and so far I am not too impressed. After plowing through the pages and pages of fancy disconnected relational blah blah, I find myself wanting to do something so simple - that you wouldn't think twice about it in SQL. But in ADO.NET it
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| How to create DSN using asp.net? | 06 Oct 2004 17:17 GMT | 4 |
Can anybody tell me, how to create DSN dynamically using ASP.NET Thanks Shibu
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| changing connection properties after opening when pooling is enabled | 06 Oct 2004 15:35 GMT | 1 |
I've been working from the assumption that all connections within a pool should behave the same, but I'm wondering how that is possible if some properties of the connection can be set from both the connection string and from a property. For an example with minor effect, let's
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| ado.net datatype typeOf issue | 06 Oct 2004 14:53 GMT | 3 |
If I have a dataset and ask: If TypeOf ds.Tables(0).Columns(i).DataType Is System.String Then this returns FALSE Typing
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