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MySQL 5.6.2 labs innodb memcached ¼³Ä¡ ¹× Å×½ºÆ®
±Û¾´ÀÌ : taeguni   ³¯Â¥ : 11-09-20 16:15   Á¶È¸¼ö : 14065
http://labs.mysql.com/
À§ÀÇ »çÀÌÆ®·Î °¡¼­ "mysql-5.6.2-labs-innodb-memcached-linux2.6-x86_64.tar.gz" ÇØ´ç ÆÄÀÏÀ» ´Ù¿î·Îµå ÇÑ ÀÌÈÄ ¼³Ä¡ ÇÏ¿© Å×½ºÆ® ÇØº¸¾Ò½À´Ï´Ù.
¼³Ä¡ ÀÌÈÄ °¡Àå ±âº»ÀûÀ¸·Î ¹öÀüÀ» È®ÀÎ ÇÏ´Ï ´ÙÀ½°ú °°½À´Ï´Ù.
mysql> select version();
+---------------------------------+
| version()                       |
+---------------------------------+
| 5.6.2-labs-innodb-memcached-log |
+---------------------------------+
1 row in set (0.00 sec)
 
¼³Ä¡ ÈÄ ¹Ù·Î »ç¿ë°¡´ÉÇÑ ¿£ÁøÀº ´ÙÀ½°ú °°½À´Ï´Ù.
mysql> show engines;
+--------------------+---------+----------------------------------------------------------------+--------------+------+------------+
| Engine             | Support | Comment                                                        | Transactions | XA   | Savepoints |
+--------------------+---------+----------------------------------------------------------------+--------------+------+------------+
| MRG_MYISAM         | YES     | Collection of identical MyISAM tables                          | NO           | NO   | NO         |
| CSV                | YES     | CSV storage engine                                             | NO           | NO   | NO         |
| MEMORY             | YES     | Hash based, stored in memory, useful for temporary tables      | NO           | NO   | NO         |
| BLACKHOLE          | YES     | /dev/null storage engine (anything you write to it disappears) | NO           | NO   | NO         |
| InnoDB             | YES     | Supports transactions, row-level locking, and foreign keys     | YES          | YES  | YES        |
| MyISAM             | DEFAULT | MyISAM storage engine                                          | NO           | NO   | NO         |
| ARCHIVE            | YES     | Archive storage engine                                         | NO           | NO   | NO         |
| PERFORMANCE_SCHEMA | YES     | Performance Schema                                             | NO           | NO   | NO         |
| FEDERATED          | NO      | Federated MySQL storage engine                                 | NULL         | NULL | NULL       |
+--------------------+---------+----------------------------------------------------------------+--------------+------+------------+
9 rows in set (0.00 sec)
 
ÃÑ 9°³ÀÇ ¿£ÁøÀÌ ¸®½ºÆ®¿¡ º¸À̸ç, Ȱ¼ºÈ­ µÈ ¿£ÁøÀº FEDERATED¸¦ Á¦¿ÜÇÑ 8°³ ¿£ÁøÀÌ ¸ðµÎ Ȱ¼ºÈ­ µÈ °ÍÀ» È®ÀÎ ÇÒ ¼ö ÀÖ½À´Ï´Ù.
 
memcache´Â À̳ëµðºñ ȯ°æ¿¡¼­¸¸ »ç¿ëÀÌ °¡´ÉÇÏ´Ù°í ÇÏ¿©, À̳ëµðºñ ¹öÀüÀ» È®ÀÎ ÇØº¸¾Ò½À´Ï´Ù.
mysql> select @@innodb_version;
+------------------+
| @@innodb_version |
+------------------+
| 1.2.2            |
+------------------+
1 row in set (0.00 sec)
 
±âº» ¼³Ä¡ ÀÌÈÄ È®ÀÎ µÇ´Â Ç÷¯±×ÀÎ ¸ñ·ÏÀ» º¸´Ï ´ÙÀ½°ú °°½À´Ï´Ù.
mysql> show plugins;
+--------------------------+----------+--------------------+---------+---------+
| Name                     | Status   | Type               | Library | License |
+--------------------------+----------+--------------------+---------+---------+
| binlog                   | ACTIVE   | STORAGE ENGINE     | NULL    | GPL     |
| mysql_native_password    | ACTIVE   | AUTHENTICATION     | NULL    | GPL     |
| mysql_old_password       | ACTIVE   | AUTHENTICATION     | NULL    | GPL     |
| MRG_MYISAM               | ACTIVE   | STORAGE ENGINE     | NULL    | GPL     |
| CSV                      | ACTIVE   | STORAGE ENGINE     | NULL    | GPL     |
| MyISAM                   | ACTIVE   | STORAGE ENGINE     | NULL    | GPL     |
| MEMORY                   | ACTIVE   | STORAGE ENGINE     | NULL    | GPL     |
| InnoDB                   | ACTIVE   | STORAGE ENGINE     | NULL    | GPL     |
| INNODB_TRX               | ACTIVE   | INFORMATION SCHEMA | NULL    | GPL     |
| INNODB_LOCKS             | ACTIVE   | INFORMATION SCHEMA | NULL    | GPL     |
| INNODB_LOCK_WAITS        | ACTIVE   | INFORMATION SCHEMA | NULL    | GPL     |
| INNODB_CMP               | ACTIVE   | INFORMATION SCHEMA | NULL    | GPL     |
| INNODB_CMP_RESET         | ACTIVE   | INFORMATION SCHEMA | NULL    | GPL     |
| INNODB_CMPMEM            | ACTIVE   | INFORMATION SCHEMA | NULL    | GPL     |
| INNODB_CMPMEM_RESET      | ACTIVE   | INFORMATION SCHEMA | NULL    | GPL     |
| INNODB_BUFFER_PAGE       | ACTIVE   | INFORMATION SCHEMA | NULL    | GPL     |
| INNODB_BUFFER_PAGE_LRU   | ACTIVE   | INFORMATION SCHEMA | NULL    | GPL     |
| INNODB_BUFFER_POOL_STATS | ACTIVE   | INFORMATION SCHEMA | NULL    | GPL     |
| INNODB_METRICS           | ACTIVE   | INFORMATION SCHEMA | NULL    | GPL     |
| INNODB_SYS_TABLES        | ACTIVE   | INFORMATION SCHEMA | NULL    | GPL     |
| INNODB_SYS_TABLESTATS    | ACTIVE   | INFORMATION SCHEMA | NULL    | GPL     |
| INNODB_SYS_INDEXES       | ACTIVE   | INFORMATION SCHEMA | NULL    | GPL     |
| INNODB_SYS_COLUMNS       | ACTIVE   | INFORMATION SCHEMA | NULL    | GPL     |
| INNODB_SYS_FIELDS        | ACTIVE   | INFORMATION SCHEMA | NULL    | GPL     |
| INNODB_SYS_FOREIGN       | ACTIVE   | INFORMATION SCHEMA | NULL    | GPL     |
| INNODB_SYS_FOREIGN_COLS  | ACTIVE   | INFORMATION SCHEMA | NULL    | GPL     |
| PERFORMANCE_SCHEMA       | ACTIVE   | STORAGE ENGINE     | NULL    | GPL     |
| BLACKHOLE                | ACTIVE   | STORAGE ENGINE     | NULL    | GPL     |
| FEDERATED                | DISABLED | STORAGE ENGINE     | NULL    | GPL     |
| ARCHIVE                  | ACTIVE   | STORAGE ENGINE     | NULL    | GPL     |
| partition                | ACTIVE   | STORAGE ENGINE     | NULL    | GPL     |
+--------------------------+----------+--------------------+---------+---------+
31 rows in set (0.00 sec)
 
È®ÀÎ ÇØº¸´Ï memcache°¡ ±âº»ÀûÀ¸·Î´Â Áö¿øÀÌ ¾ÈµÇ´Â °ÍÀ¸·Î º¸À̸ç, ƯÀÌ »çÇ×À¸·Î´Â Innodb °ü·ÃÇÏ¿©, ÀÎÆ÷¸ÞÀÌ¼Ç ½ºÅ°¸¶ °ü·ÃµÈ Ç׸ñÀÌ ´«¿¡ ¶ç°Ô ´Ã¾î³­ °ÍÀ» ¾Ë ¼ö ÀÖ½À´Ï´Ù.
 
memchache Ç÷¯±×ÀÎÀ» ¼³Ä¡ÇÕ´Ï´Ù.
mysql> install plugin daemon_memcached soname "libmemcached.so";
 
mysql> show plugins;
+--------------------------+----------+--------------------+-----------------+---------+
| Name                     | Status   | Type               | Library         | License |
+--------------------------+----------+--------------------+-----------------+---------+
| binlog                   | ACTIVE   | STORAGE ENGINE     | NULL            | GPL     |
| mysql_native_password    | ACTIVE   | AUTHENTICATION     | NULL            | GPL     |
| mysql_old_password       | ACTIVE   | AUTHENTICATION     | NULL            | GPL     |
| MRG_MYISAM               | ACTIVE   | STORAGE ENGINE     | NULL            | GPL     |
| CSV                      | ACTIVE   | STORAGE ENGINE     | NULL            | GPL     |
| MyISAM                   | ACTIVE   | STORAGE ENGINE     | NULL            | GPL     |
| MEMORY                   | ACTIVE   | STORAGE ENGINE     | NULL            | GPL     |
| InnoDB                   | ACTIVE   | STORAGE ENGINE     | NULL            | GPL     |
| INNODB_TRX               | ACTIVE   | INFORMATION SCHEMA | NULL            | GPL     |
| INNODB_LOCKS             | ACTIVE   | INFORMATION SCHEMA | NULL            | GPL     |
| INNODB_LOCK_WAITS        | ACTIVE   | INFORMATION SCHEMA | NULL            | GPL     |
| INNODB_CMP               | ACTIVE   | INFORMATION SCHEMA | NULL            | GPL     |
| INNODB_CMP_RESET         | ACTIVE   | INFORMATION SCHEMA | NULL            | GPL     |
| INNODB_CMPMEM            | ACTIVE   | INFORMATION SCHEMA | NULL            | GPL     |
| INNODB_CMPMEM_RESET      | ACTIVE   | INFORMATION SCHEMA | NULL            | GPL     |
| INNODB_BUFFER_PAGE       | ACTIVE   | INFORMATION SCHEMA | NULL            | GPL     |
| INNODB_BUFFER_PAGE_LRU   | ACTIVE   | INFORMATION SCHEMA | NULL            | GPL     |
| INNODB_BUFFER_POOL_STATS | ACTIVE   | INFORMATION SCHEMA | NULL            | GPL     |
| INNODB_METRICS           | ACTIVE   | INFORMATION SCHEMA | NULL            | GPL     |
| INNODB_SYS_TABLES        | ACTIVE   | INFORMATION SCHEMA | NULL            | GPL     |
| INNODB_SYS_TABLESTATS    | ACTIVE   | INFORMATION SCHEMA | NULL            | GPL     |
| INNODB_SYS_INDEXES       | ACTIVE   | INFORMATION SCHEMA | NULL            | GPL     |
| INNODB_SYS_COLUMNS       | ACTIVE   | INFORMATION SCHEMA | NULL            | GPL     |
| INNODB_SYS_FIELDS        | ACTIVE   | INFORMATION SCHEMA | NULL            | GPL     |
| INNODB_SYS_FOREIGN       | ACTIVE   | INFORMATION SCHEMA | NULL            | GPL     |
| INNODB_SYS_FOREIGN_COLS  | ACTIVE   | INFORMATION SCHEMA | NULL            | GPL     |
| PERFORMANCE_SCHEMA       | ACTIVE   | STORAGE ENGINE     | NULL            | GPL     |
| BLACKHOLE                | ACTIVE   | STORAGE ENGINE     | NULL            | GPL     |
| FEDERATED                | DISABLED | STORAGE ENGINE     | NULL            | GPL     |
| ARCHIVE                  | ACTIVE   | STORAGE ENGINE     | NULL            | GPL     |
| partition                | ACTIVE   | STORAGE ENGINE     | NULL            | GPL     |
| daemon_memcached         | ACTIVE   | DAEMON             | libmemcached.so | GPL     |
+--------------------------+----------+--------------------+-----------------+---------+
32 rows in set (0.00 sec)
 
¼³Ä¡°¡ µÈ °ÍÀ» È®ÀÎ ÇÒ ¼ö ÀÖ½À´Ï´Ù.
 
ÇöÀç ¼³Ä¡µÈ µ¥ÀÌÅÍ º£À̽º ÀνºÅϽº¸¦ È®ÀÎÇØº¾´Ï´Ù.
 
mysql> show databases;
+--------------------+
| Database           |
+--------------------+
| information_schema |
| mysql              |
| performance_schema |
| test               |
+--------------------+
4 rows in set (0.00 sec)
 
¹ÙÀ̳ʸ® µð·ºÅ丮ÀÇ script-xs ³»ºÎ¸¦ º¸¸é innodb_memcached_config.sql ÆÄÀÏÀÌ Ãß°¡µÈ °ÍÀ» È®ÀÎ ÇÒ ¼ö ÀÖ½À´Ï´Ù.
SQL ½ºÅ©¸³Æ® ÆÄÀÏÀÓÀ¸·Î, ½ºÅ©¸³Æ®¸¦ ½ÇÇà½ÃÄѼ­, memcache ¼³Ä¡¸¦ ¿Ï·á ÇÕ´Ï´Ù.
 
shell> mysql -uroot  < script-xs/innodb_memcached_config.sql 
 
½ºÅ©¸³Æ®¸¦ ½ÇÇà½ÃŰÀÚ innodb_memcache µ¥ÀÌÅͺ£À̽º°¡ Ãß°¡µÈ °ÍÀ» È®ÀÎ ÇÒ ¼ö ÀÖ½À´Ï´Ù.
 
mysql> show databases;
+--------------------+
| Database           |
+--------------------+
| information_schema |
| innodb_memcache    |
| mysql              |
| performance_schema |
| test               |
+--------------------+
5 rows in set (0.00 sec)
 
Å×ÀÌºíµµ È®ÀÎÇØ º¾´Ï´Ù.
 
mysql> use innodb_memcache;
 
mysql> show tables;
+---------------------------+
| Tables_in_innodb_memcache |
+---------------------------+
| cache_policies            |
| config_options            |
| containers                |
+---------------------------+
3 rows in set (0.00 sec)
 
mysql> select * from cache_policies;
+--------------+-------------+-------------+---------------+--------------+
| policy_name  | get_policy  | set_policy  | delete_policy | flush_policy |
+--------------+-------------+-------------+---------------+--------------+
| cache_policy | innodb_only | innodb_only | innodb_only   | innodb_only  |
+--------------+-------------+-------------+---------------+--------------+
1 row in set (0.00 sec)
 
mysql> select * from config_options;
+-----------+-------+
| name      | value |
+-----------+-------+
| separator | |     |
+-----------+-------+
1 row in set (0.00 sec)
 
mysql> select * from containers;
+------+-----------+-----------+-------------+---------------+-------+------------+--------------------+------------------------+
| name | db_schema | db_table  | key_columns | value_columns | flags | cas_column | expire_time_column | unique_idx_name_on_key |
+------+-----------+-----------+-------------+---------------+-------+------------+--------------------+------------------------+
| aaa  | test      | demo_test | c1          | c2            | c3    | c4         | c5                 | PRIMARY                |
+------+-----------+-----------+-------------+---------------+-------+------------+--------------------+------------------------+
1 row in set (0.00 sec)
t
est µ¥ÀÌÅͺ£À̽º¿¡ demo_test Å×À̺íÀÌ µî·ÏµÈ °ÍÀ» È®ÀÎÇÒ ¼ö ÀÖ½À´Ï´Ù.
 
mysql> use test
 
mysql> show tables;
+----------------+
| Tables_in_test |
+----------------+
| demo_test      |
+----------------+
1 row in set (0.00 sec)
 
mysql> select * from demo_test;
+----+--------------+------+------+------+
| c1 | c2           | c3   | c4   | C5   |
+----+--------------+------+------+------+
| AA | HELLO, HELLO |    8 |    0 |    0 |
+----+--------------+------+------+------+
1 row in set (0.00 sec)
 
Å×½ºÆ® µ¥ÀÌÅÍ º£À̽ºÀÇ ³»¿ëÀ» È®ÀÎÇÏ´Ï ´ÙÀ½°ú °°½À´Ï´Ù.
 
ÀÌÁ¦ NoSQLÀ» Å×½ºÆ® Çϱâ À§Çؼ­, ÅÚ³ÝÀ¸·Î Á¢¼ÓÇϰí, set¸í·É¾î¿Í get¸í·É¾î¸¦ ½ÇÇàÇØº¾´Ï´Ù.
 
shell> telnet localhost 11211
Trying 127.0.0.1...
Connected to localhost.
Escape character is '^]'.
set a11 10 0 9
123456789
STORED
get a11
VALUE a11 10 9
123456789
END
 
ÆÄ¶õ»ö ±ÛÀÚ ºÎºÐ¸¸ ÀÔ·ÂÇϸç, ½ÇÇà °á°ú´Â À§¿Í °°½À´Ï´Ù.
 
´Ù½Ã mysql ÄַܼΠÁ¢¼ÓÇÏ¿©, ½ÇÁ¦ Å×ÀÌºí¿¡ ¹Ý¿µµÈ °ÍÀ» È®ÀÎÇØº¾´Ï´Ù.
 
mysql> use test
 
mysql> show tables;
+----------------+
| Tables_in_test |
+----------------+
| demo_test      |
+----------------+
1 row in set (0.00 sec)
mysql> select * from demo_test;
+----+--------------+------+------+------+
| c1 | c2           | c3   | c4   | C5   |
+----+--------------+------+------+------+
| AA | HELLO, HELLO |    8 |    0 |    0 |
+----+--------------+------+------+------+
1 row in set (0.00 sec)
 
¾ÆÁ÷ ¹Ý¿µÀÌ ¾ÈµÈ °ÍÀ» º¼ ¼ö ÀÖ½À´Ï´Ù.
 
´ÙÀ½ ¸í·É¾î¸¦ ½ÇÇàÇÏ¿©, ÇöÀç ¼¼¼Ç¿¡¼­ Ä¿¹ÔÀÌ ¾ÈµÈ µ¥ÀÌÅ͸¦ ÀÐÀ» ¼ö ÀÖµµ·Ï ¼³Á¤ÇÕ´Ï´Ù.
 
mysql> set session TRANSACTION ISOLATION LEVEL read uncommitted;
 
mysql>  select * from demo_test;
+-----+--------------+------+------+------+
| c1  | c2           | c3   | c4   | C5   |
+-----+--------------+------+------+------+
| a11 | 123456789    |   10 |    1 | NULL |
| AA  | HELLO, HELLO |    8 |    0 |    0 |
+-----+--------------+------+------+------+
2 rows in set (0.00 sec)
 
setÀ¸·Î ÀÔ·ÂÇÑ µ¥ÀÌÅͰ¡ º¸ÀÌ´Â °ÍÀ» ¾Ë ¼ö ÀÖ½À´Ï´Ù.
 
À§¿Í °°ÀÌ 5.6¹öÀü¿¡¼­ »õ·Ó°Ô Á¦°øÇÏ´Â memcache¿¡ ´ëÇØ¼­ ¼³Ä¡ Å×½ºÆ®¸¦ ÁøÇà ÇÏ¿´½À´Ï´Ù.
ÀÌÀü±Û MySQL 5.6 Lab - InnoDB / Replication 
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