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MySQL

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MySQL „›€ง : ZeroPage ‚€— ‘—ˆœผฉฐ, MySQL˜ ™„ „•œ „›€ง
MySQL „คน˜ฉ”‰–ผ

~cpp 
jdbc:mysql://localhost/database?user=user&password=xxx&useUnicode=true&characterEncoding=KSC5601

1. ฐฑ—… ฐฉ•

ZeroPage Server˜ ๊ฒฝšฐ MySQL˜ žฃŒ  €žฅ ”” ‰† ฆฌ๊ฐ€ ~cpp /var/lib/mysql €กœ •‹น ”” ‰† ฆฌ ‚˜ žฃŒฅผ ณต‚ฌ •˜Š” ๊ฒƒœผกœ ๊ฐ€Šฅ•˜‹ค. ณต‚ฌค‘ mysql„  •€ ‹œ‚คŠ” ๊ฒƒ„ ๊ถŒžฅ•œ‹ค.

๊ฐœธ ž‹ ˜ žฃŒงŒ„ ฐฑ—…•˜๊ธฐฅผ ›• •Œ—Š” œ„— –ธ๊ธ‰œ ”” ‰† ฆฌ—„œ ž‹ ˜ ฐ„ฐ ฒ Šค— •‹น•˜Š” ”” ‰† ฆฌฅผ ณต‚ฌ •˜Š” ๊ฒƒœผกœ ฐฑ—… ๊ฐ€Šฅ•˜‹ค.
-- ๊ฑ ‚ฌšฉž๊ฐ€ rootผ •ŒงŒ ˜Š”๊ฑฐ •„‹Œ๊ฐ€š”? ๊ถŒ•œ —†Š”๊ฑธกœ •Œ๊ณ žˆŠ”Ž… ^^ -jeppy
ฝ๊ธฐ ๊ฐ€Šฅ•˜๊ฒŒ • †“Š”‹ค. ข‹€๊ฒƒ„ € –ˆ๊ตฌงŒ --ƒฏผ


~cpp 
ž‹ ˜ DB  „ ฐฑ—…•˜๊ธฐ
mysqldump -p•”˜ธ -u‚ฌšฉž --database DB… > mysqlbackup.sql

ผ€ …Œธ”งŒ ฐฑ—…•˜๊ธฐ
mysqldump -p•”˜ธ -u‚ฌšฉž DB… TABLE… > tablebackup.sql

ณต๊ตฌ
mysql -p•”˜ธ -u‚ฌšฉž --database db… < mysqlbackup.sql

2. ๊ฐœธ •”˜ธ €๊ฒฝ ฐฉ• (  „ž๊ฐ€ •ˆ  ๊ฒฝšฐ ›„žกœ €๊ฒฝ)

  1. mysql> SET PASSWORD FOR ž‹ •„””@'%' = PASSWORD('ฐ”๊ฟ€ •”˜ธ');
  2. mysql> SET PASSWORD FOR ž‹ •„””@'localhost' = PASSWORD('ฐ”๊ฟ€•”˜ธ');

3. €ฆฌž˜ ๊ฒฝšฐ

  • Database mysql˜ user …Œธ”„ €๊ฒฝ›„ ~cpp flush privilegesฅผ ˆ˜–‰•œ‹ค.
  • ค‘€ : myadmin shutdown -p
  • ‹œž‘ : safe_mysqld * MySQL/root•”˜ธถ„‹ค‹œ

4. DB๊ถŒ•œ ๊€ จ (๊€ฆฌžšฉ)

~cpp 
insert user values('localhost', 'jeppy', password('•”˜ธ'), 'y','y','y','y','y','y','y','y','y','y','y','y','y','y'); 
insert user values('%', 'jeppy', password('•”˜ธ'), 'y','y','y','y','y','y','y','y','y','y','y','y','y','y'); 

FLUSH PRIVILEGES; 

CREATE DATABASE jeppy;

REVOKE all PRIVILEGES on *.* from jeppy@'localhost'; 
REVOKE all PRIVILEGES on *.* from jeppy@'%'; 

FLUSH PRIVILEGES; 

GRANT all on jeppy.* to jeppy@'localhost'; 
GRANT all on jeppy.* to jeppy@'%'; 
FLUSH PRIVILEGES; 

5. ๊ธฐƒ€ ˜ฌธ š”๊ตฌ ‚ฌ•

  • ZeroPage šŒ› ƒฏผ(99,neocoin)—๊ฒŒ • ฃผ‹ญ‹œ˜ค.
  • œ„ šŒ›€ ZeroPage „œฒ„ ๊€ จ š”ฒญงŒ ˜‘กฐ•  ˜๊ฐ€ žˆŠต‹ˆ‹ค.

6. Thread

~cpp 
mysql> select * from addressbook order by name asc;
+-----------+---------------+
| name      | phone         |
+-----------+---------------+
| ฌง„    | 011-9143-8841 |
| ๊ฒฝ•„    | 011-9364-7855 |
| žฅžฌ‹ˆ    | 016-9583-1017 |
| กฐˆœ˜~^^ | 011-9908-0299 |
| ๊น€˜˜ธ    | 011-9115-8338 |
| •๊ฒฝˆ™    | 011-9808-5075 |
+-----------+---------------+
6 rows in set (0.00 sec)
žฌ‹ˆ๊ฐ€ ˜คŠ˜ ฌผ–Š”ฐ, ORDER BY name (ŠคŠธง) „ •˜Š”ฐ, ๊ฐ€‚˜‹คˆœœผกœ  • ฌ •ˆœ‹ค๊ณ  •„œ.

˜น‹œ‚˜ •„œ ‹คŒ˜ ผ„ •Š”ฐ
~cpp 
mysql> select ('๊ฐ•' > '');
+---------------+
| ('๊ฐ•' > '') |
+---------------+
|             1 |
+---------------+
1 row in set (0.00 sec)

˜„žฌ MySQL status
~cpp 
Client characterset:    latin1
Server characterset:    latin1

›ฌ€  € ฌธ œ๊ฐ€ •„‹๊นŒ •˜Š” ƒ๊ฐ„ •Š”ค‘. (•„‹ˆ ‚๊ฐ€ ‚ฝงˆค‘ธ๊ฑฐ๊ณ ;) --1002
•— ƒ„กœ ‚ฌ‹ค. “œŽŒ ˜ฌธœผกœ „คน˜•œ €ž‘šฉ ‹ค“ค ˜– จš” ~ ™€~~;; ˜ค˜ธ †ตžฌผ “ ๊ฒƒ€ ‹œ—˜‚˜๊ณ  ฃจ–งˆ๊ฒƒ‹ˆ.. --neocoin

MySQL—„œ •œ๊ธ€ “ค–๊ฐ„ ฌธž—„  œŒ€กœ  • ฌ•˜ ค char ƒ€ž… •„‹Œ char binary ƒ€ž…„ “ฐ ฉ‹ˆ‹ค. •˜€งŒ ฏธ char ƒ€ž…œผกœ ˜–žˆ‹ค ORDER BY BINARY •„“œ… „ ‚ฌšฉ•˜ ฉ‹ˆ‹ค. MySQL—„œ char ƒ€ž…€ ˆœˆ˜•œ •„Šค‚ค(0~127) ๊ฐ’—„œงŒ  œŒ€กœ ™ž‘•‹ˆ‹ค. ฌผก  char ƒ€ž…„ “‹ค๊ณ  •„œ •œ๊ธ€  €žฅ˜€ •Š๊ฑฐ‚˜ •˜Š”๊ฑ •„‹ˆ€งŒ, ๊ฒ€ƒ‰‚˜  • ฌ“ฑ—„œ  œŒ€กœ ž‘™•˜€ •ŠŠ” ๊ฒฝšฐ๊ฐ€ žˆŠต‹ˆ‹ค. --ƒ๊ทœ
Thanks.~ --1002
ใ…Žใ…Ž ˜• ๊ณ งˆ›Œš”~^^ --žฌ‹ˆ

~cpp 
mysql> desc addressbook; 
+-------+----------+------+-----+---------+-------+
| Field | Type     | Null | Key | Default | Extra |
+-------+----------+------+-----+---------+-------+
| name  | char(10) |      |     |         |       |  <-- name  char ƒ€ž…ž…‹ˆ‹ค.
| phone | char(15) |      |     |         |       |
+-------+----------+------+-----+---------+-------+
2 rows in set (0.00 sec)
~cpp 
mysql> select * from addressbook ORDER BY BINARY name;
+-----------+---------------+
| name      | phone         |
+-----------+---------------+
| ๊น€˜˜ธ    | 011-9115-8338 |
| •๊ฒฝˆ™    | 011-9808-5075 |
| ๊ฒฝ•„    | 011-9364-7855 |
| ฌง„    | 011-9143-8841 |
| žฅžฌ‹ˆ    | 016-9583-1017 |
| กฐˆœ˜~^^ | 011-9908-0299 |
+-----------+---------------+
6 rows in set (0.00 sec)

7. MySQL & Transaction

MySQL๊ณผ Transaction …Œธ” ƒ„ฑ‹œ InnoDB ‚˜ BSDDB ฅผ ‚ฌšฉ•˜ Transaction „ šฉ•  ˆ˜ žˆ‹ค. (InnoDB ถ”ฒœ)

8. MySQL Password •ˆ˜

MySQL —„œ ‹คฅธ ฐ„ฐฒ Šคกœ ฐ„ฐฅผ ˜ฎ๊ธธ ๊ฒฝšฐ ๊ธฐ ฐ„ฐค‘ ฌธ œ๊ฐ€ ˜Š” ๊ฒƒ ฐ”กœ ‚žฅ•ˆ˜ธ PASSWORD ฅผ šฉ•„œ •”˜ธ™”ฅผ •œ €ถ„‹ค. ‹คฅธ ฐ„ฐฒ Šค—„œ  ฐ„ฐฅผ “ธ ฐฉ• —†๊ธฐ •Œฌธ‹ค.  ๊ฒฝšฐ, กœง ‹จ—„œ MySQL˜ Password •ˆ˜ฅผ Œ€‹  ๊ตฌ˜„•คŒœผกœ„œ •๊ฒฐ„ •  ˆœ žˆ‹ค.


‹จ, 3.23 ฒ„ „Œ€—„œงŒ ™ž‘•จ. MySQL  4.1  ˜„œ PASSWORD •ˆ˜˜ ๊ตฌ˜„ ฐ”€Œ—ˆ‹ค.

‹คŒ€ žฐ” & ŒŒฌ ฒ„ „(๊ทธŒ€กœ ฌŒ…•œ ๊ฒƒ)
MySQL/PasswordFunctionInPython
MySQL/PasswordFunctionInJava

œ„˜ PHP ฒ„ „€ ––๊ฒŒ งŒ“ค—ˆ„๊นŒ? ฐ”กœ.. MySQL ฝ”“œฅผ ๊ณ  งŒ“ค—ˆ‹ค๊ณ  •œ‹ค.- UseTheSourceLuke --1002


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