Storing And Showing Emojis In Android Application Using MySQL

I have an application talking to a NodeJS server via socket, that server is talking to PHP via HTTP, and that PHP is using MySQL. When I try to insert Emojis in a text field, and s

Solution 1:

1.)Database : Change Database default collection as **utf8mb4 ** .

2)Table : Change Table collection as ** CHARACTER SET utf8mb4 COLLATE utf8mb4_bin **.

Query :                                                                                                                                                         

        ALTER TABLE Tablename CONVERT TO CHARACTER SET utf8mb4 COLLATE 

utf8mb4_bin

3)Code :

insert into tablename (column1,column2,column3,column4,column5,column6,column7) values ('273','3','Hdhdhdh😜😀😊😃hzhzhzzhjzj 我爱你 ❌',49,1,'2016-09-13 08:02:29','2016-09-13 08:02:29')

4)Set utf8mb4 in database connection :

 $database_connection = new mysqli($server, $user,$password,$database_name); 
  $database_connection->set_charset("utf8mb4");