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MySQL

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

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

1. ๋ฐฑ—… ๋ฐฉ๋ฒ•

ZeroPage Server˜ ฒฝšฐ MySQL˜ ž๋ฃŒ  €žฅ ๋””๋ ‰† ๋ฆฌฐ€ ~cpp /var/lib/mysql ด๋ฏ€๋กœ •ด๋‹น ๋””๋ ‰† ๋ฆฌ ๋‚ด˜ ž๋ฃŒ๋ฅผ ๋ณต‚ฌ •˜๋Š” ฒƒœผ๋กœ ฐ€๋Šฅ•˜‹ค. ๋ณต‚ฌ‘ mysql„  •ง€ ‹œ‚ค๋Š” ฒƒ„ ถŒžฅ•œ‹ค.

œž‹ ˜ ž๋ฃŒ๋งŒ„ ๋ฐฑ—…•˜ธฐ๋ฅผ ›• •Œ—๋Š” œ„— –ธธ‰๋œ ๋””๋ ‰† ๋ฆฌ—„œ ž‹ ˜ ๋ฐ„ฐ ๋ฒ Šค— •ด๋‹•˜๋Š” ๋””๋ ‰† ๋ฆฌ๋ฅผ ๋ณต‚ฌ •˜๋Š” ฒƒœผ๋กœ ๋ฐฑ—…ฐ€๋Šฅ•˜‹ค.
-- ฑด ‚ฌšฉžฐ€ rootผ ๋•Œ๋งŒ ๋˜๋Š”ฑฐ •„‹Œฐ€š”? ถŒ•œ—†๋Š”ฑธ๋กœ •Œ žˆ๋Š”๋Ž… ^^ -jeppy
ธฐ ฐ€๋Šฅ•˜ฒŒ •ด ๋†“๋Š”๋‹ค. ‹€ฒƒ„ ง€ –ˆตฌ๋งŒ --ƒ๋ฏผ


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

ผ๋ถ€ …Œด๋ธ”๋งŒ ๋ฐฑ—…•˜ธฐ
mysqldump -p•”˜ธ -u‚ฌšฉž DB๋ช… TABLE๋ช… > tablebackup.sql

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

2. œ•”˜ธ ๋ณ€ฒฝ ๋ฐฉ๋ฒ• (  „žฐ€ •ˆ๋  ฒฝšฐ ›„ž๋กœ ๋ณ€ฒฝ)

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

3. ด€๋ฆฌž˜ ฒฝšฐ

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

4. DBถŒ•œ ด€๋ จ (ด€๋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‹‹œ˜ค.
  • œ„ šŒ›€ ZeroPage „œ๋ฒ„ ด€๋ š”ฒญ๋งŒ ˜‘กฐ•  ˜๋ฌดฐ€ žˆŠต๋‹ˆ๋‹ค.

6. Thread

~cpp 
mysql> select * from addressbook order by name asc;
+-----------+---------------+
| name      | phone         |
+-----------+---------------+
| „    | 011-9143-8841 |
| ฒฝ•„    | 011-9364-7855 |
| žฅžฌ๋‹ˆ    | 016-9583-1017 |
| กฐˆœ˜~^^ | 011-9908-0299 |
| น€˜˜ธ    | 011-9115-8338 |
| ๋ฐ•ฒฝˆ™    | 011-9808-5075 |
+-----------+---------------+
6 rows in set (0.00 sec)
žฌ๋‹ˆฐ€ ˜ค๋Š˜ ๋ฌผ–ด๋ณด๋Š”๋ฐ, ORDER BY name (ŠคŠธ๋ง) „ •˜๋Š”๋ฐ, ฐ€๋‚˜‹ˆœœผ๋กœ  • •ˆ๋œ‹  •„œ.

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

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

›ฌง€  € ๋ฌธ œฐ€ •„‹นŒ •˜๋Š” ƒฐ„ •ด๋ณด๋Š”‘. (•„‹ˆ๋ฉด ๋‚ดฐ€ ‚ฝงˆ‘ฑฐ ;) --1002
•— ƒ„๋กœ ๋‚ฌ๋‹ค. ๋“œ๋ŽŒ ˜๋ฌธœผ๋กœ „˜•œ ๋ถ€ž‘šฉด ๋‹ค๋“ค ˜–ด จš” ~ ™€~~;; ˜˜†ตžฌ๋ผ ๋ชจ๋“ ฒƒ€ ‹œ—˜๋๋‚˜  ด๋ฃจ–ดงˆฒƒด๋‹ˆ.. --neocoin

MySQL—„œ •œธ€ด ๋“ค–ด„ ๋ฌธž—ด„  œ๋Œ€๋กœ  • •˜ ค๋ฉด char ƒ€ž…•„‹Œ char binary ƒ€ž…„ “ฐ๋ฉด ๋ฉ๋‹ˆ๋‹ค. •˜ง€๋งŒ ด๋ฏธ char ƒ€ž…œผ๋กœ ๋˜–ดžˆ๋‹ค๋ฉด ORDER BY BINARY •„๋“œ๋ช… „ ‚ฌšฉ•˜๋ฉด ๋ฉ๋‹ˆ๋‹ค. MySQL—„œ char ƒ€ž…€ ˆœˆ˜•œ •„Šค‚ค(0~127) ฐ’—„œ๋งŒ  œ๋Œ€๋กœ ๋™ž‘•ฉ๋‹ˆ๋‹ค. ๋ฌผ๋ก  char ƒ€ž…„ “ด๋‹  •„œ •œธ€ €žฅ๋˜ง€ •Šฑฐ๋‚˜ •˜๋Š”ฑด •„‹ˆง€๋งŒ, ฒ€ƒ‰ด๋‚˜  • ฌ๋“ฑ—„œ  œ๋Œ€๋กœ ž‘๋™•˜ง€ •Š๋Š” ฒฝšฐฐ€ žˆŠต๋‹ˆ๋‹ค. --ƒœ
Thanks.~ --1002
ใ…Žใ…Ž ˜•  ๋งˆ›Œš”~^^ --žฌ๋‹ˆ

~cpp 
mysql> desc addressbook; 
+-------+----------+------+-----+---------+-------+
| Field | Type     | Null | Key | Default | Extra |
+-------+----------+------+-----+---------+-------+
| name  | char(10) |      |     |         |       |  <-- name ด char ƒ€ž…ž…๋‹ˆ๋‹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 |
| ๋ฐ•ฒฝˆ™    | 011-9808-5075 |
| ฒฝ•„    | 011-9364-7855 |
| „    | 011-9143-8841 |
| žฅžฌ๋‹ˆ    | 016-9583-1017 |
| กฐˆœ˜~^^ | 011-9908-0299 |
+-----------+---------------+
6 rows in set (0.00 sec)

7. MySQL & Transaction

MySQLณผ Transaction …Œด๋ธ” ƒ„‹œ InnoDB ๋‚˜ BSDDB ๋ฅผ ‚ฌšฉ•˜๋ฉด Transaction „ šฉ•  ˆ˜ žˆ๋‹ค. (InnoDB ถ”œ)

8. MySQL Password •ˆ˜

MySQL —„œ‹ค๋ฅธ ๋ฐ„ฐ๋ฒ Šค๋กœ ๋ฐ„ฐ๋ฅผ ˜ธธ ฒฝšฐ ธฐกด ๋ฐ„‘ ๋ฌธ œฐ€ ๋˜๋Š” ฒƒด ๋ฐ”๋กœ ๋‚ดžฅ•ˆ˜ธ PASSWORD ๋ฅผ šฉ•„œ •”˜™”๋ฅผ •œ ๋ถ€๋ถ„ด๋‹ค. ๋‹ค๋ฅธ ๋ฐ„ฐ๋ฒ Šค—„œ ด ๋ฐ„ฐ๋ฅผ “ธ ๋ฐฉ๋ฒ•—†ธฐ ๋•Œ๋ฌธด๋‹ค. ฒฝšฐ, ๋กœง ๋‹—„œ MySQL˜ Password •ˆ˜๋ฅผ ๋Œ€‹  ตฌ˜„•คŒœผ๋กœ„œ •ฒฐ„ •  ˆœ žˆ๋‹ค.


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

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

œ„˜ PHP ๋ฒ„ „€ –ด๋–ปฒŒ ๋งŒ๋“ค—ˆ„นŒ? ๋ฐ”๋กœ.. MySQL ฝ”๋“œ๋ฅผ ๋ณด  ๋งŒ๋“ค—ˆ๋‹  •œ‹ค.- UseTheSourceLuke --1002


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