package com.teigrevena.optikos.database; import android.content.Intent; import android.database.sqlite.SQLiteDatabase; import android.support.v7.app.AppCompatActivity; import android.os.Bundle; import android.view.View; import android.widget.Button; import android.widget.EditText; import android.widget.TextView; public class Main2Activity extends AppCompatActivity { EditText myedittext1; EditText myedittext2; Button btn3; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main2); //ΔΗΜΙΟΥΡΓΙΑ ΒΑΣΗΣ ΕΑΝ ΔΕΝ ΥΠΑΡΧΕΙ final SQLiteDatabase mydatabase = openOrCreateDatabase("myonomadb",MODE_PRIVATE,null); myedittext1= (EditText) findViewById(R.id.editText2); myedittext2= (EditText) findViewById(R.id.editText3); btn3 = (Button)findViewById(R.id.button3); btn3.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { mydatabase.execSQL("INSERT INTO mytbl (USERNAME, PHONE) VALUES ('"+myedittext1.getText().toString()+"' , '"+myedittext2.getText().toString()+"' );"); } }); } }