![]() Add a method called " exportToExcel" in the Database Helper class.Ģ. Here’s an example of how you can do that:ġ. To export the SQLite database to Excel, we need to implement the export functionality in the Database Helper class. Step 3: Implement the Export Functionality In the DatabaseHelper class, write the necessary code to handle the SQLite database operations, including the export functionality. Name the class as " DatabaseHelper" (or any other desired name) and click " OK".Ĥ. Right-click on your project’s package directory.ģ. Here’s an example of how you can create a Database Helper class:ġ. This class will handle the database operations and the export functionality. Next, create a Database Helper class in your Android Studio project. Click on the " Sync Now" prompt to sync the project and download the library. Under the " dependencies" section, add the following line: Navigate to the " adle (Module: app)" file.ģ. To export SQLite database to Excel, we need to include the Apache POI Library in our Android Studio project. This process will allow you to easily access and analyze your database data in a more organized manner. In this tutorial, we will discuss the steps to export an SQLite database to Excel using Android Studio. ![]() How to view data from SQLite database in Android Studio?Įxporting SQLite database to Excel can be a useful technique when you want to analyze and manipulate data in a spreadsheet format.How to export SQLite database in Android?.How to export settings from Android Studio?.How to export database from Android Studio?.How to export SQLite database to excel in android studio?.Video Tutorial: How to show SQLite database in Android studio?.SQLiteDatabase db = this.getReadableDatabase() Ĭursor cursor = db.rawQuery(countQuery, null) String countQuery = "SELECT * FROM " + TABLE_CONTACTS Public class DatabaseHandler extends SQLiteOpenHelper ) Let's see the simple example of android sqlite database. Int update(String table, ContentValues values, String whereClause, String whereArgs)Ĭursor query(String table, String columns, String selection, String selectionArgs, String groupBy, String having, String orderBy) The third argument specifies the values to be stored. If second argument is null, android will store null values if values are empty. ![]() The table specifies the table name, nullColumnHack doesn't allow completely null values. Long insert(String table, String nullColumnHack, ContentValues values) There are many methods in SQLiteDatabase class. It contains methods to be performed on sqlite database such as create, update, delete, select etc. Public void onDowngrade(SQLiteDatabase db, int oldVersion, int newVersion)Ĭalled when database needs to be downgraded. Public abstract void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion)Ĭalled when database needs to be upgraded. Public abstract void onCreate(SQLiteDatabase db)Ĭalled only once when database is created for the first time. There are many methods in SQLiteOpenHelper class. SQLiteOpenHelper(Context context, String name, SQLiteDatabase.CursorFactory factory, int version, DatabaseErrorHandler errorHandler)Ĭreates an object for creating, opening and managing the database. SQLiteOpenHelper(Context context, String name, SQLiteDatabase.CursorFactory factory, int version)Ĭreates an object for creating, opening and managing the database. There are two constructors of SQLiteOpenHelper class. For performing any database operation, you have to provide the implementation of onCreate() and onUpgrade() methods of SQLiteOpenHelper class. The class is used for database creation and version management. SQLiteOpenHelper class provides the functionality to use the SQLite database. For displaying data on the spinner or listview, move to the next page. Here, we are going to see the example of sqlite to store and fetch the data. So, there is no need to perform any database setup or administration task. used to perform database operations on android devices such as storing, manipulating or retrieving persistent data from the database. ![]() SQLite is an open-source relational database i.e.
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