i am working on my academic project in which i need to retrieve data from sql server table to textbox and image in vb.net . i am able to retrive data either in text box or only image can anyone help me out to get data in textbox as wel as image in picturebox.
View 1 Repliesi have created a table named students with photo as varbinary(max)
i have designed a form with two buttons(insert and retrieve) and a picture box on it
Under insert button:
Try
Dim st As
New FileStream(OpenFileDialog1.FileName, FileMode.Open, FileAccess.Read)
[Code]....
inserting image is no problem but when i retrive image in picturebox it gives i message as "invalid object name students"
quick and easy: I have several pictureboxes with images that may or may not have the same image from my.ressources . And then I want to go through the matrix and check to see whats their images are. I tried to do:
View 1 RepliesDim cmdstring As String = "SELECT A.ID, ProfileCategory, YearLevel, LastName,FirstName,MiddleName, Section,SchoolYear,StartTime,EndTime,Days,Laboratory, B.Image FROM ProfileInformation A JOIN Photo B ON (B.ID = A.ID) WHERE A.ID=" & lEmployeeID
[code].....
i'm trying to retrieve image from database to my picturebox. but ive got this error -onversion from type 'Byte()' to type 'Byte' is not valid.
How to correctly insert image data from XML file to database table using sql server CE and openxml,XML file is written by vb.net DataSet.WriteXml method?image data is stored in database table is :
0x89504E47.my XML file Content after written by WriteXml method is :
<?xml version="1.0" standalone="yes"?>
<Data>
<Table>
<image>iVBORw0KGgoAAAANSUhEUgAAAcIAAAGuCAYAAAADLg..</image>
</Table>
</Data>
but after inserting with openrowset and openxml using stored procedure to another database table its value changes to this :0x2F0039006A002F00340041004100510.and is not the first value and raises an error in vb.net for opening image from database.
I am facing a problem when i am retrieving image from sql-server's database. I am using this code
View 6 Repliesi have been in state of hectic for the last 2 days making lot of research and finally made this code worked it for me. My problem is that, how can i make this code retrieve the image from sql server database...use picturebox to load it in the vb.net program.
Dim myfilelocation
As
String =
"C:myPicturesmyimage.png"
[code]....
Is it also possible to change the location of image where its getting the image. i mean, i would like to tell other computers to get their images from anywhere as long as it brings images to my server.i mean, say that comp1 which is connected to my database server for storing and retreiving information, gets his image from his location then the application sends the image to my server...the application retreives the image from the server..as simple as that.
I'm currently battling to retrieve an image from SQL Server 2008 R2 in an asp webapplication using vb.net. The image is stored in the SQL Server 2008 R2 database as an image type. I've been researching for the past few days and can't seem to find anything solid on this topic. Apparently, the image has to be retrieved using
View 1 Repliesi'm lost on this code.. i have a picturebox that swaps 2 images, depending on the action, file_red and file_green.. what i'm trying to to is, if a picturebox switches a image or not, to be able to detect that and have textbox8 add a line with the detection.
[Code]...
I have created a database in VB2008.NET using SQL 2008.
My problem is that while I am in the form where I see the the data, I want to retrieve backwards the related data from Owner and Car eg. the owners name and the car model.
Is there any way to do this in a single row?
I have written a code which does the thing as the title says. The problem is, the whole process took 10 minutes just for 1000 records. Here is the code:(Written in vb.net 3.5 and sql server ce)
MyConnection.Open()
Dim count As UInt32
cmnd = New SqlCeCommand(sqlstring, MyConnection)
[Code].....
I have Memberships and Bookings tables in database containing an attribute cust_id which is primary key in Memberships and reference key in Bookings. When i am executing data reader I want it to read cust_id values from membership table but it is reading it from the bookings table. Also when i compare two cust_id values, 1 taken from a textbox and the other taken from database column, even though both are same but the comparison result is false. I have compared using string.equals(str1, str2) and have also compared the two directly using if statement but in both cases even if the string is same but result is otherwise. [Code]
View 2 RepliesI need to pupulate a Grid, but i like to do like Microsoft SQL Server Management Studio, when you make a Select to a table with bounch of rows, it start show the result but in the botton still retriving data.So you can start looking the data, not like you get the data and after you get the last row you can asing to the Grid.
View 6 RepliesI am kinda new to VB, but have used C# to pull data from a SQL Server db using DataTables and Reader, etc, however I am at a loss as to how to accomplish this in VB.I have a variable, which the user specifies, that I wish to use as a parameter in a SQL string, much like the following: "SELECT x FROM y WHERE x = '@param'" The result will then be stored in a string variable and I wiill do what I have to do with it.
[code]...
I have some problem about image sizing, citing the process: I've create 2 button and picture box. The button1 load opendialog to load image then the image will be viewed at picturebox and the button2 will save to sql table. My problem is how could I resize the image before saving to sql table.
My code:
Button1_click
Picturebox1.image=image.fromfile(opendialog.filename)
end
Button2_click
--before saving
dim myImage as Image=Picturebox.image
How could I resize the actual dimension of image?
I Want to Display Content of Database Into TextBox,i.e. i have column named "Ename" in "EMP" table of database1 ,now i want to display "Ename" in TextBox of my form , so, how can i do this ?
View 11 RepliesI am doing project in vb.netI am using a Rich text box on which i can set different ont(name,size,bold,italic,underline),color to different selected text.I am able to do this in Rich textbox but i want to create bitmap (or assign to picturebox) of this of different text with different font style & color but i am getting not much font as like textbox in image..
View 1 Repliesi want to Get Image from my Table (sql server) when i Press in the Row of DataGridView.[code]
View 4 RepliesI 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 Repliesstore image in sql server 2005 table using .net application?
View 8 Repliesi use these codes to pull data(string) into those textbox from datagridview.[code]n now i would like to add image oso,its can b saved and can be show in datagridview.so i added this code,but i got an error (Unable to cast object of type 'System.Byte[]' to type 'System.Drawing.Image'.)i noe this is the BYTE problem,but i just cant solve.[code]
View 2 RepliesI currently have a drop down box that selects a customers id, when selected it populates the neccesary fields. I now want to populate these fileds by entering a customers name in a textbox. The customers names are in a table in sql server.
View 1 Replieshow to retrieve image from access database?.. I've just finish retrieving data to the datagrid view. I want to retrieve also the image (also stored in the database as path inside the table where the data stored) in the picturebox. When i clicked the specific data in datagrid view, it will show preferred image to picturebox.
View 1 Repliesthis is the scenario. I have 1 aspx file with a table in it. it has a .aspx.vb file behind it. i want to populate this table from the .vb code. the table shall have many lines (rows) but they should be in this format. also the checkbox data, textbox data and dropdownlist data comes from database behind. how should i go about this?
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
[Code]...
I have a datagrid view in my windows form which is bound to a datatable. one of the column have the status code and i want to display the status description of the same which is defined in an array.can we have display text and value of the column different. i dont want to go with datagridcombobox column.
View 1 RepliesI 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
[Code]...
I'm working on a project, where I need to save data along with the image in Sql server, using Vb 2005. i just need the code for the above one.
View 11 Replies