android contact database sqlite tutorial

#ANDROID CONTACT DATABASE SQLITE TUTORIAL HOW TO#

Let's define addContact() onClick function to insert a new cotact.when we click on this button a second screen will appear and then we can insert a new contact.Create a class called addNewContact also create an xml file called store_contact.xml to design the page. If you run this app you will see a contact list with search box.when you click on any item it will show contact ID.Now we will modify our app by adding some buttons for working with insert new contact, delete and update function that we already defined.

To make the code more understandable, comments are added. Navigate to app > java > your project’s package name > Right-click on it > New > Kotlin class and name it as DBHelper and add the below code to it. Private static class DatabaseHelper extends SQLiteOpenHelper Designing xml Layout activity_main.xml file Step 4: Creating a new class for SQLite operations. Public static String dbTable = 'contacts' Public static String dbname = 'ContactsDB' If you have some basic about sql command than it will be easy for you to understand Android SQLite database.However this tutorial is for everyone who wants to develop android app using SQLite.Īs exapmle, the name of our database is 'ContactsDB', it has one table called 'contacts' with five columns (_id, name, number, email, address)

#ANDROID CONTACT DATABASE SQLITE TUTORIAL HOW TO#

In this tutorial Iâ€™ll be discussing how to write classes to handle all SQLite operations. SQLite is a very light weight database which comes with Android OS. when you click on any list item, a new screen will come with details of selected contacts.A search filter helps you to find a specific contact.To edit, insert and delete an item this app will also contain some buttons.Īndroid provides several ways to store user and app data. In this tutorial we are going to make an app that shows you a list of some contacts.

Today i will discuss about android SQLite database with complete example ( create, insert, update, delete, filter)

Android contact database sqlite tutorial