Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Sign up for free
Menu
Search
Features
All features
Private URLs
Password Protection
Custom URLS
Scheduled publishing
Remove Branding
Restrict embedding
Deck Collections
Notes
Features
All features
Private URLs
Password Protection
Custom URLS
Scheduled publishing
Remove Branding
Restrict embedding
Deck Collections
Notes
Explore
Featured decks
Featured speakers
Programming
Technology
Storyboards
Explore
Featured decks
Featured speakers
Programming
Technology
Storyboards
Pricing
Search
Sign in
Sign up for free
introduction about MySQL
Search
Sponsored
·
SiteGround - Reliable hosting with speed, security, and support you can count on.
→
Arakaki Yuji
June 15, 2019
Programming
200
0
Share
Embed
Copy iframe code
Copy JS code
Copy link
Start on current slide
introduction about MySQL
MySQLの基本的な操作やRDBとしての設計・利用などはできるがMySQLのソフトウェアとしての特性をまだちゃんと理解していない方向けMySQLの特徴が伝わるように作りました。
Arakaki Yuji
June 15, 2019
More Decks by Arakaki Yuji
See All by Arakaki Yuji
家族・子育て重視/沖縄在住を維持しながらエンジニアとしてのキャリアをどのように育てていくか?
ug
0
450
私の選ぶ開発環境: Raycast, Vivaldi, Warp, Emacsを活用したワークフロー
ug
0
1.8k
2週間に一度からリリースを日々の当たり前にするエンジニアリングマネジメント
ug
0
1.8k
レガシーフレームワークからの移行
ug
0
560
データ指向プログラミング(仮)のススメ
ug
1
590
プログラミング言語に依存しない、質の高いコードを書く技術
ug
0
2.7k
Issues About frontend development
ug
0
3.4k
Azure web app is good
ug
0
550
技術基盤/SREの視点で取り組む、サービスの成長を継続し、加速させるためのPHPアプリケーション改善
ug
0
1.5k
Other Decks in Programming
See All in Programming
CodeRabbitの効果検証と過ごしてみた3ヶ月
armondando
0
220
SREの越境 / SRE Collaboration
y0hgi
2
300
自サークルのIdPからログアウトできるようになるまで
taiseiue
1
130
個人開発者よ、Honoを使え(おじさんver)
tanahiro2010
2
240
ソニーのクラウド共通基盤の変遷とAI時代の開発スタイルに合わせた進化 / The Journey of Sony’s Common Cloud Platform and Its Evolution for AI-Native Development
kenjiyoneyama
0
250
sbt 2.0: takeoff
eed3si9n
0
120
AWS CDKのカスタムリソースでContinuum(旧Security Agent)を実装した話 | Implementing Continuum (formerly Security Agent) via AWS CDK Custom Resource
akihisaikeda
2
150
Workers Cache を知る
syumai
0
350
なぜCTOを降りてFDEを選んだのか?〜なぜプロダクト企業がFDEで顧客の現場に踏み込むのか〜
gonta
1
190
ジョジョの世界をXRで再現する
mofurune
0
150
UPDATE をやめる — EF Core でマスタをバージョン管理する
panda728
PRO
0
1.2k
JAWS-UG 東京支部が始める、JAWS-UG支部コラボ / JAWS-UG lunchtime LT Collaboration
y0hgi
0
220
Featured
See All Featured
The Cost Of JavaScript in 2023
addyosmani
55
10k
The MySQL Ecosystem @ GitHub 2015
samlambert
251
13k
A Soul's Torment
seathinner
8
3.7k
The Limits of Empathy - UXLibs8
cassininazir
2
710
Making the Leap to Tech Lead
cromwellryan
135
10k
Statistics for Hackers
jakevdp
799
230k
The Psychology of Web Performance [Beyond Tellerrand 2023]
tammyeverts
49
3.6k
Rails Girls Zürich Keynote
gr2m
96
14k
Navigating Weather and Climate Data
rabernat
0
550
Color Theory Basics | Prateek | Gurzu
gurzu
1
480
The SEO identity crisis: Don't let AI make you average
varn
0
580
Docker and Python
trallard
47
4.2k
Transcript
MySQL Payke
Goal u MySQL!RDBM MySQLNS!CHM @ ?O u 24%6=+,71='095:)7."=' MySQLNS
!CHDG JF! KP u MySQLQ+0;*$=*= BAInnoDB >I u TR L E03-&#=/-&+09=(&)8=<-& U
u MySQL u u
u
MySQL!& u +($*%() #0 u '+"1. = 1) # u
) # 1./ Linuxps%+# -, u SHOW PROCESSLIST %+# , u PostgreSQL %($*0 u '+"11. = 1$*
MySQL u
MySQL" u !#$$ u MySQL%+2 &1()0, u
/!#$$. -3'*. u InnoDB u MyISAM u Memory u MyRocks
u u
u
-!"61&#! u InnoDB%*/81&#! 321&#! -!"61&#! u -!"61&#!B$..)('0 '7-,&" :=
u 0 '&":= 391&#!5 394<0! +1!;
+)+! u (0+! +! u +)+! )&$#(0+! 6,
u +)+! 3 1:% " .(0 +! 1: *'+5 u (0+! 1:4 79228-/
)-/!/(& " u /(& ";< -79: u /(& ">?
u '*. #" 2=79: u ,"$5/(& " 6@10'*. ,+<3 )-/!/(& "=4 79: u #/%-/(& " 6@10#/%-/(& "A , +< ,"$5/(& ",+< 8)-/!/ (& "
u u READ UNCOMMITTED
u READ COMMITTED u REPEATABLE READ u SERIALIZABLE u MySQL u MVCC
!% %&-#" u !% % &-) % # u .0
&- $(/ %,' u %&-) #(/ 4 &-#" (SQL+*) u READ UNCOMMITTED u READ COMMITED u REPEATABLE READ u SERIALIZABLE
READ UNCOMMITED u &#% %)* (*035%)* (*, u &#%
$!6 4 u -./1+2 "'!
READ COMMITTED u ).1" #-17 ?E !+&) ).1" #-1FN
u ).1" #-1<FN!+&) K).1" #-1 7 u 5J0*/ MG u 8$'),1)2=@3 L(% H GCA u A).1" #-1@32;B).1" #-1 !+&) 64A< B>(%B!+&):9OIBDGCA
REPEATABLE READ u MySQL$& *%%),"!#(,/D+'* u READ UNCOMMITED FB
C u %),"!#(, I:- 2%),"!#(,= EI:21 8@ u ;>G u KH-7J 4A%),"!#(, KH5 -L3 0.2KH7J5 - < u InnoDB0.MVCC9 ;>?6
SERIALIZABLE u 80*/5B> u '-2#"$,2A467 '-2#"$,2=<:CF )2'+.(@ u E;
31&"?9 u % +!'1&"A4G6 D
MySQLW7BAX: MVCC u MultiVesion Concurrency Control[ u ;DTM,)(.*0&2*-"IC SF?I
u InnoDB98 u 7 \!R"JZ u 7 IC! &(+1/'26PY u 7 VU! &(+1/'26PY u &(+1/'26PY-36%$&26 >K EL u N-36%$&26>K;D&(+1/'26PY"HQ u -36%$&26<$#47ICVU&(+1/'26PY" ,)"@G]I u -36%$&26&(+1/'26=&(+1/'267": "5*$O
MySQL7'.-8: MVCC u " u 2 %3,.96 1
!& &(5$#+/ u )4 !& &(5$#0* u REPETABLE READ u READ COMMITTED
u u u u u
u u u
! u (# ) u $ #
u u %"( ) u #
!.) u ! u +*! u "! u -("!
u ! u "! "!0'"& ! u id124 u UPDATE users SET age = 30 WHERE id BETWEEN 2 AND 4 , $#' id=3& /%!
0(&A8 u *&')$0(& u 20(&%-(,0(&<3" u 20(	 7%-(,1@0(& ! u
1,2,4? 43 u (negative infinity 1] u (1 2] u (2 3] u (4 positive infinity] u *&')$0(&:=2positivie infinity0(& ! INSERT ).+/ 56 >;