sqlite

Datagridview filter on database view

My database contains two tables and two views. So far I've been able to filter my DataGridViews that are bound to the tables just fine by using code like myBindingSource.Filter = String.Format("columnName LIKE '{0}*'", FilterBox.Text); Only problem is, when I use that format for my DataGridViews that are bound to my Database Views I g...

Calculate running total in SQLite table using triggers

How can I create a SQLite Trigger to calculate running totals on the "Actual" table? The following SQL code should update the AccountBalances table so that the Balance column counts from 1, 2, 3, ... rowcount. However, the trigger only updates the 2nd row, even when I turned on recursive_triggers. The result below is row 1 = 1, row 2 = 2...

vb.net sqlite how to loop through selected records and pass each record as a parameter to another function

Hi, I have a sqlite table with following fields: Langauge level hours German 2 50 French 3 40 English 1 60 German 1 10 English 2 50 English 3 60 German 1 20 French 2 40 I want to loop through the records based ...

Need to make a simple C++ project with Sqlite

I just research the sqlite3! i dont know the way to connect database - it's maked by sqlite - to C++ project! Could you help me create a example, please? Thanks so much everybody! ...

Efficient way to access a mapping of identifiers in Python

I am writing an app to do a file conversion and part of that is replacing old account numbers with a new account numbers. Right now I have a CSV file mapping the old and new account numbers with around 30K records. I read this in and store it as dict and when writing the new file grab the new account from the dict by key. My question i...

SQLite and populating list view, android

I am populating a text and list view from a SQLite database. The data is populating from the cursor correctly (I see the list filling with text rows), but I'm not able to see the actual text in the rows - all I see are empty rows. For the life of me, I can't figure out what I'm not able to see the data in the text rows. Here is a link t...

Android SQLlite crashes after trying retrieving data from it

Hey everyone. I'm kinda new to android programming so please bear with me. I'm having some problems with retrieving records from the db. Basically, all I want to do is to store latitudes and longitudes which GPS positioning functions outputs and display them in a list using ListActivity on different tab later on. This is how the code for...

Database version is zero on initial install

I have released an app (World Time) with initial database. Now i want to update the app with a database upgrade. I have put in the upgrade code in OnUpgrade() and checking for the newVersion. But it was not being called in my local testing... So i put in the debug statement to get the database version and it is zero . Any idea why it ...

Can I split up the values from one text field into multiple text fields?

I have a text field that stores a combination of three values, ':' delimited. (looks like A:B:C). I'd like to split those values into three actual columns in the table, but I'm not sure of the best way to go about doing this. I'm using sqlite3, any help super appreciated! ...

recommended format to save time with MJD + BCD format in database

Hi, There is a time represented in MJD and BCD format with 5 bytes .I am wondering what is the recommended format to save this date-time in the sqlite database so that user can search against it ? My first attempt is to save it just as it is, that is a 5 bytes string. The user will use the same format to search and the result will be ...

HTML5 Webapp as regular icon or app on iPhone and Andorid.

Hi all, Sorry if this is a noob question, I searched quite a bit and couldn't find an answer. I'm developing a html5 app that relies on sqlite for local storage. I'd like for it to appear as an app icon on the iPhone/Android screen, what's the best way to do this? Ie can I write some sort of "wrapper" app to achieve it? Thanks! ...

Ampersand in sqlite query

How to construct sqlite query containing ampersand in filter: SELECT id FROM mediainfo WHERE album="Betty & Kate"; I use sqlite C interface (sqlite3_bind_text() and ? marks while query building) but neither C query nor SQLite Administrator return any data ...

Charts with Sharp Develop and SQLite

I'm inprocess to create a simple application that draws chart using the data from SQLite. Is it possible ? I'm trying to go this way for developing application: connecting and processing data using SQLite Fetching SQLite data for chart control and display results on chart I'm using C# with sharp develop for this simple project. A...

Best way to bundles photos with app: files or in sqlite database?

Lets say that I have an app that lets you browse through a listing of cars found in a Sqlite database. When you click on a car in the listing, it'll open up a view with the description of the car and a photo of the car. My question is: should I keep the photo in the database as a binary data column in the row for this specific car, or ...

Checking when an android app is installed

I'm toying with the Android SDK, with a view to writting a simple app for friends (and maybe for sale). This app will search a database for keywords and dispaly the results on the screen, I've had a look at the searchabul dictonary and the notepad demo applications, but I'm still a bit unsure some things. I know I need to write a class...

How can I get an error or a warning from a PreparedStatement?

I had an update like this: update table set col1=?,col2=?,col3=? where col4=?; and I filled it up like this: statement.setString(1,"some_value"); statement.setString(2,"some_value"); statement.setString(3,"some_value"); and I forgot to add a fourth value.I did a executeUpdate and of course nothing happened to the database. I spent ...

Out of browser silverlight 4 application with local database that will run and install on windows or mac?

I am researching using silverlight 4 to develop a desktop application that can be installed from a browser window, now the tricky part is that I want a lightweight database embedded into the application. The database should install with the rest of the application and it should ideally work on both windows and mac systems. Originally I w...

Android browse SQLite database on phone

How can I browse the SQLite database that I am creating in my app on my Android myTouch phone? When I log in through adb shell, sqlite3 gives me a permission denied. Is there another way to check if my database and tables are actually being created, and if rows are being inserted? I am not able to use the emulator, since it doesn't pla...

How do I put static data into an SQLite database in Android?

If I have a bunch of data that is never going to change (eg. an English language dictionary or the rgb values of a couple hundred color names), how do I use an SQLite database to store it? I know a database is faster than loading everything into memory when the app starts, but how do I make the database either the first time the app runs...

Need a SQL statement focus on combination of tables but entries always with unique ID

Hi All, I need SQL code to solve the tables combination problem, described on below: Table old data: table old name version status lastupdate ID A 0.1 on 6/8/2010 1 B 0.1 on 6/8/2010 2 C 0.1 on 6/8/2010 3 D 0.1...