I am using visual basic 2008 and sql server 2008. I am trying to retrieve data from a table in sql server 2008. I am using the following code
Dim cn As ADODB.Connection
cn = New ADODB.Connection()
Dim rs As ADODB.Recordset
rs = New ADODB.Recordset
Dim cnstr As String
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I want to know how to create an image column in a SQL Server table and retrieve it in ASP.NET using VB.NET create table Tbl(ID int primary key,Name varchar(20),Image ....)
View 3 RepliesI THINK this should be a fairly simple fix, but my VB newbness is holding me back.I want to add data from various CSV files into a SQL Server staging table. Each CSV file has its own quirks as far as field names, more fields than the others, etc. go, so I'll need to map each CSV structure to the staging table in code.
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But it's no good, I get this error, "Input array is longer than the number of columns in this table." at "row.ItemArray = data".
I developing an invoice page where user will select Product from a combo box (approx. 500 + item). I am loading product Name, Product ID, sales price in a session Table. After selecting the product, a textbox value will Sales Price. But it is taking so much time.
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I want to obtain the individual data in rows and columns from my database. I mean after loading the data in a data table.... I think I need some attributes of the data table, so as to obtain data from the rows and columns.
View 3 RepliesI have 3 table which are Timetable, Schedule and Consultation slot and I wish to combine them so that all the data are able to retrieve easily.
Timetable are having
1. TimetableID
2. Lecture ID
3. ClassVenue
4. ClassStartTime
5. ClassEndTime
Schedule
1. ScheduleID
2. LectureID
3. ScheduleVenue
4. ScheduleStartTime
5. ScheduleEndTime
Consultation Slot
1. ConsultationID
2. LectureID
3. StudentID
4. ScheduleID
5. remark
Here is my code in metadata
Partial Public Class CombinationOfTSC
<Key()> _
Public Property LectureID() As String
Get
Return m_LectureID
[Code] .....
I'm having error at c.LectureID = s.LectureID = t.LectureID
I wish to get the combination of 3 tables through the lectureID since there are lecture ID on 3 tables.
how to retrieve data's from MS Access table using datagridview?
View 1 RepliesI am(beginner) trying to make a simple application using visual basic 2008 and sql swerver 2005.The connection is successful and i can add/update/delete data sucessfully from sql server database but now i want to show the data from sql server to textbox on the visual basic form. i have tried the following code but this doesn't work and even there is no any error.[code]...
View 11 Repliesi would just like to ask how do i retrieve data rows in my table in my database randomly... i was able to create an online quiz wherein it displays the question,choices in consecutive order but what i want is, every time when user will start a quiz it will show questions in random order. I am using mssql 2005 as my database below is my code.. a
QuizPage.aspx
<asp:DetailsView ID="questionDetails" runat="server" AutoGenerateRows="False"
CellPadding="4" ForeColor="#333333"
GridLines="None" Height="50px" Width="550px">
[code]....
I am trying to retrieve the data from MS Access Table to LIST-VIEW, its difficult for me to write the code
View 4 RepliesAm trying to retrieve data from sql server based on two columns. Its a web application being developed using VS2010 (vb.net) but i keep getting the error: incorrect syntax near '='
Here's my code below:
Sub GetBasicMidwives()
' Set the SelectCommand properties...
With objDataAdapter
.SelectCommand = New SqlCommand()
[code].....
I want to collect all stocks information within 2009 & 2010. I stored the required parameters (YMD & stock code) in DB. Is it possible to write a VB.Net windows application to pass all required parameters (post method) to web server and retrieve the web response automatically? (1 - 5 are valid stock code) It is
View 2 RepliesI had tried to use SQL statement to retrieve data record from SQL server, but when the database grow, the query speed getting slower. I just want to get most recent 5 records, any way to make it fast? Below is the SQL
SELECT Top (5) EventNumber, IP, DateTime, DateTimeStamp, EsdMaxLog, EsdMaxLin, EsdMaxAbs, EsdCntAll, EsdCntLast, SvMax, SvCurrent, EsdLimLog, EsdLimLin,
EsdLimAbs, Distance, SvRange, CdmFilter
[code]....
Note: Combobox contains company name, then when i select one of the company in the list, the information on the table connected to to the company table like purchase order table info will appear on the datagridview.
View 2 RepliesI have a combobox where the user can type the sql server name. Then a connect button that, when the user click, I want it to populate another combobox with all the databases from the server in the previous combobox. Unfortunately, I am getting the error object reference is not set....!
Here is where I am getting the error:
For Each objDB As Database In Me.SMOServer.Databases
I am new to VB ...I'm using vb2008 connecting to sql server 2005.
Here is my complete code:
Imports Microsoft.SqlServer.Management.Smo
Imports Microsoft.SqlServer.Management.Common
Public Class Form1
'Public Class frmSQLConnection
Private m_objServer As Server
[Code] .....
I am building a VB 2008 Express Edition application.I have built a database (with a single table) using SQL Server Compact 3.5 and have connected it to the project. I am able to view and edit the data using a DataGridView on a second form (tutorial made this very easy). I need to work with the data in the table within the application. how to easily load the entire table into an array or even read the table a row or cell at a time so that I can make all of the data available for manipulation within the application (the tutorials only seem to show how to display the data).
View 7 RepliesHow to store and retrieve images from VB.NET and Sql Server 2008
View 9 RepliesI want to write a program using vb.net tht compares the name of a document on my desktop to the name of the document on the server. If they're the same then I'd like to retrieve it and have it replace the file I already have.
How can i do this? Does this mean that i have to write a web application cuz i hope not. I dont no anything about those. I am using that server for storage purposes only so i assumed that i didnt need a database for the name of the document.
So, how can i do this? Is there an existing class/package in vb.net that does something like this?
I have a task to create a web service to receive client-side app's http request(with rpc={json data} in the end), deserilize it and put he parameter in stored Procedure in order to retrive data from sql server. the procedure query and client-side's app are already there and the return data to client-side app is JSON too
View 1 RepliesI'm trying to store and retrieve PDF files using SQL server 2008 and Visual Basic 2010.The Issue:i need to lookup a PDF file and store it to the DB using filestream and display it in Adobe Acrobat COM Control on VB Form?
View 2 RepliesI am using VB.Net 2010 and SQL Server 2005 Enterprise Edition I have created a table named customer having columns (id int, fullname varchar(50)) and id is my primary key I have created a Class Library for inserting data into the customer table. to insert data I am using following code...
Public Function insertData(ByVal TableName As String, ByVal LinkToDb As SqlConnection, ByRef Adapter As SqlDataAdapter, ByRef DS As DataSet, ByVal MyArray As ArrayList) As Integer
' ----- inserts data into table
Dim sqlCmd As SqlCommand
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I have a job in my sql server which will execute every second and insert some data for me in my table. Now, I need to do vb.net application to check whether checkouttime column in that table got data or not and if there is data then I need to get the id of that row.
How can I monitor my table's data to check whether that column got data or not.
I have a datagrid with three columns of data and i need to save all those data to a table in SQL Server.
View 6 RepliesI'm trying to get a single field back from the data. (I am searching by a primary key so I should get 0 or 1 answer). Please help. The table that I am querying has one entry with user = someone, input to several columns with the ans column having "a good answer"
Code:
Dim reader As SqlDataReader
Dim par As SqlParameter
Dim result As String
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How to insert data from a populated datagrid into sql server table and how to make the values conform to the specified datatypes construct in the sql server side. Assuming the datagrid headings have already been created in the sql server side.
View 6 RepliesVB.NET:i want to select data from sql server 2005 DB table and displaying into text box that depends on combo box selection using VB.NET
View 1 RepliesSQL Server has a Data Type of "Float". Visual Studio has a Data Type of "Decimal". In other words, if I have a variable in a VB.Net app that is defined as a "Decimal" ...can I move that value into a SQL Server Data Table column defined as a "Float"?
View 4 RepliesI am wanting to pull data out a select table and wanting to use it locally as Read Only data I am stuck on how to write the data to the local Temporary table[code]...
View 1 RepliesI have three tables in my SQL Server DB. I need to import some CSV files into these tables. First table is a Order Table, which will contain all the order level information from that customer in that CSV File. Each order has multiple items and the second table is an item level data. Third table is a mapping table which shows the mapping for each customer . for a Customer say A ,
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I have insert a data which is in binary format into sql server database table Column type of table is Image Type. I have to read this column from a XML file,I am able to read but
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