how icloud storage works

Apple unveiled a new ICloud storage space upgrade and cloud computing services at this year's WWDC conference to strengthen ICloud's competitiveness. Replacing the VAIO notebook with a MacBook, or replacing the iPhone with Moto X, is simple, but the data transfer is difficult, which also increases the level of platform loyalty. In recent years, Apple's competitors have introduced a variety of better control

icloud document storage programming is more complex relative to key value data stores, involving customizing document classes, obtaining icloud document catalogs, locating documents in ubiquity containers, saving documents, and resolving document conflicts. Example: icloud document

Because icloud's free storage space is only 5 G, a little attention to transfer a few video will take up most of the storage space.Specific solutions:1. Non-important content can be stored without backupEach new iphone5 has at least 16G of storage space, and it is sufficient to store general general software and data, and only very important information is put in

icloud key value data storage design icloud key value data storage programming instance, the screen has two switch controls, the left is the device 1 click the "Set icloud Data" button to save the control state to the icloud serv

Label:First on the InnoDB frame composition:The top-down sequence is the memory area structure, background thread, operating system, disk storage, log files and so on.Where memory consists of buffer pool, additional buffer pool, log buffer pool. Where the buffer pool is structured as follows:In the disk storage file, the MyISAM storage engine uses metadata, data,

(0.00 sec) mysql> SELECT * FROM t2;+----+----+|A |b |+----+----+|10 |10 | |20 |20 | |30 | |+----+----+3 rows in Set (0.00 sec)Row trx_id Session BRead_view-Ct_trx = trx11Mysql> begin;Query OK, 0 rows Affected (0.00 sec) mysql> SELECT * FROM t2;+----+----+|A |b |+----+----+|10 |10 | |20 |20 | |30 | |+----+----+3 rows in Set (0.00 sec) mysql> Delete from t2 where a = 10; Query OK, 1 row affected (0.01 sec) Mysql> commit;Query OK, 0 rows Affected (0.00 sec) mysql> SELECT * FROM t2;+----+----+|A |b