contoh aplikasi crud android sqlite dan cara import
import android.content.Context;
import android.database.sqlite.SQLiteDatabase;
import android.database.sqlite.SQLiteOpenHelper;
public class DBHelper extends SQLiteOpenHelper {
private static final int DATABASE_VERSION = 1;
private static final String DATABASE_NAME = "cruddb";
protected static final String TABLE_NAME = "crud";
public DBHelper(Context context) {
super(context, DATABASE_NAME, null, DATABASE_VERSION);
//context.deleteDatabase(DATABASE_NAME); //buka ini untuk delete database
}
@Override
public void onCreate(SQLiteDatabase db) {
//membuat kolom id dg tipe integer dan sebagai primary key, dan input dg tipe text
String sqlMutabaah = "CREATE TABLE " + TABLE_NAME + " " +
"( ID INTEGER PRIMARY KEY, INPUT TEXT ) ";
db.execSQL(sqlMutabaah);
}
@Override
public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
String sql = "DROP TABLE IF EXISTS " + TABLE_NAME + "";
db.execSQL(sql);
onCreate(db);
}
}