High -tevel -Dugn (Mewoslt - Paotocala

Can

Lorgagu

Application

Session (fas)

Ack
Dala ikd d

Phyicd sendReciarig U4ordeed X

Applicotsn (aye {(mAPPOP)) fast v

Peer to Pee
Cue Can uomunicali ( lont Conneeheof
Dala onn ection (lemp)

Res
Swew

(lient A6ewe
(Peer h p e r x
clieut
Ndturnk Poatocb
It ensus eHetn data toansitons
What Netorst pootocola ane Je rueo uct conven Hong Mat inHas wm muni adh
Dd data evekange sehueen ditnent durvieo 6ho nelunt, ud
ntunt proeots de}lne handard tor
doA entading hano mission andl acephn ensuing Hat
dyies can undultand and intespret each di fenen t!
agpa
TCP /IP ‘ ITTP
it impateH :
" Interoperabilits ! it poridus q way to share into.
Kaabiliky: - it won't changes by he Hme
" BHerent - i opHmeges daba toamIrsl on y mnini gng
laBencuy aut pactet ou.

Secuothy SSL| TJ encrqpt data dustg hi ni miscion.

1. Trons mission Conh! Potoc -

Client serve
Interne proto col Sute o
SyN- semENT t pouvidza eliate , tsnneeien -0aiêsted
Communicahon 6/o dwites n q nttwO Yk
syw+ACK TeP speuates, at tu tansport lay ea o.0sL
segment

a tonnetion eqrler Han

daja oonsBer, enure the teip of packet ,
and e oqnemit it if tene is ay ast of dala

TCP s widely uled in apA ocre data inkeg rty

eoail-dulivey
HyncHeraliy- it asigny a comptete nige 10 Mdress to eack cturi ce g dalesniy
oata saccts to ah lair safions

User Dalagran
Reayet
Sendea Response Reciovt.

Rofe it is sam as Te P, but it/s nBF iahlo And conneeton -0rtenfed

UDP S cinple, tonnetionles poeto ue Hat minimal sevices
Case it doesnt 9ugoantee or ordov ef paulets
tunchoralbky: it doen Nt gaaganlee tro paket dahveuy
Use Canes UDP is tybtcolly sed in a Hud app lite vo(P ouw'a qamiug )

HTTP ad HTT PS

HTT

web ses vel cud clieut

Use Casey!
Job busus to mebipne ad
display utb payo
HIPS adds alayer ot steunily thaougu
luenypHin
Suwe Boahe ayee
o.1t pide stabk ond se cue tonneaion
file TrancBe Pontoco
behwee n a ciost ud
emo sewu

SP

Poxy Sesveuy
A pey sewe at as intesmeaiaty Beueen ciut deiricey lud seves

Pangose Tybes'
- Co mtent Filtsiry forsard
Rerase
Susity Cud Aceeus Pretocol Web Proy
doad Balang Pablic Pro4n

Adrantases iAdrantaq0!

Enbanced secuot ty dateuey

npred Veorante antiguenin Conplexily
Content lonbol
dood Bolancfug
 CAD Taovemt

C- Goni kney Applic atfen

A- Aralatilhty
P- farti hon ToleROnte

ho cla ho do

Sn dini buted syakm , we can' use cl 3 ppuhes

Cause
mate applicaton ontrcten aud qvar lat , so portton
Is ot possIbe cauc to rabe Constskent eo db instane roust b aoneded
Q SHI you patiHoned Hen elke we subud
froget abbut on s/SFcn y
arailakility
Gonisteny' Baz y ) aud A wsito on B (a2 S ) , Hen B il
Auplicati h qme vaue inC (azs)
H change) must &e done ad each plau in one skot:

Arailabtli k' nodo

must be JeN ponsire Hhtugk daba is in ansistent

Portition !
Tespone it means it is tauat tlesance.

Alway» comp z0nice 3)

 dn Dodabanes

ACID

AtomcityTroncatiso Ynw be kappen in one htt

Cncutey oll ndo
lkolalion
insonces mwot ke work on indiridualy
munt be bathoe b

Bant (AP) atabants

BA Goi cally Arailable

Sott Sta

Erentially lont/slent

PostGRES (CA)
S8L to ineaut
"it ollbuno ACID and
used tn
Gantirg ,Lalane ontiseny and

prrtdo
froeign by Hat allho

nongeDe (ce)

it uHlizes dourment to shre dala,

Cassandrg (AP:

pee to pee
 Micosea vices ad i patens 9nhnduton ) 'and Deeom posihon
PaHean dit cuosion.

Aditechte
Monalhtic mIcro Cavice

By His w0y We can

tey funcdienatity in Single App tiio 4p a seuvice single lespans ible Hhat

DnAtrantag easy to sale

to maintain
Ovealad ID6
tany to inkgale and daploy
Coalig
Is Hasd ( Goow
Ois Advantaqa
Deploymeot and Cr
If partiibn Sarices, not madl
Corroctly and shn te distibuked
SUices n connected wjH
ealhothe
Hen
|- Laency wiil incAne

(cawse if Qnyo mnglke it impath ohoa

sevfcesy
3- TsansuHon Managementa

Pe omple mico sesvice wjll be

fn conssknt
 Mico -3ervics

Miero services
Small
Phase -L

I Deomposilon &y Busine us Capability

. De eòmpose By
Subdomain
3 Selt Con tâin td seavice
Pes Team.

Now aHeL didi ng a seavicey he phane s to Sleet daBabast to tip daa.

Dalabas e per srice

Nes atte celeetirg dolabr Lommyni Cayon

|- API omposihioM
2- &rents Sourcing

integoet
qatoay
DeGampetrho PeHen!

Oecompore Qy Busine ss Capabitiy

Detompare Cy Susthmadn: ChoD -Oorain ivron Desfan

Deanposifon By Basiness Ospabitity'

Order - Onltne - Applicaton
Let's decopose by &usiness tnnchenaliky'
}- Ordea Manage ent

3- Aee ount Management

4- dogin lanagmnt
8 -
Bitng anogeent
Pay mert oanagtment

De tompore By dub doman

Orde manqqement Domain - turthus divi dod into subcoman
Osdee Tracking
’ Ordee Placing
Orcler

forward Paunent
Payment Nomain
Re vese faynent
 Microseuices (PasT DEeornPogT IroN)
Transaieo
STRA NGLEK
I- STRANGUER
t solved q proble

Hou do you migrats a legaes nonofiHic app to mícosevices

Qrehiteehture

Modeuniginq an applicaHon bynt. mentally developing a keuo

ppltcaton , areund the egacey app
iHs an archidtektural approaeh employed daing Ma migraton fom a
monolitic app to a mien esvicey - baned anci cture"
slosly shirgto
toee

Transtorm

featye'
-i F
Rouley leate

Modern
Route

mocen

roual Miqralion
"Co cxistnee
Shoqnglny Bekaviounr.
 SAGA:

Daa marmgement ig miero Sevic e.

taxeShared Databane
for Ead indidual leavice

ACD
wwe hoa e
iko f

t a order came aud Hhat wil atleet

eaeh ab soi t posstble to
Payreut
data at ow4e fslare sudlayi
oceur al

db eut to he eartier veson Scale theu need to opeate o

Sotuhion 3Ingle D& ad Hat wil impacf

|n SAA wo tmalbe ens blu oeel

ToqmatHon to tesp hauk asr2aNaction (AGID)
OrdlE-LeuhsPut
trasaton fall t serdsa

easl local oansaMor foublichs domain euluts hat higger to cal anzeee n
in olen sevice
Oreushatin An Drclus haor(Dbfoel) HelA
locaQ bsansaetior%
 Choreogabky - based

Sevice 0rdey Bueut Channels Cus tomew

C r d i t R u a v e d

seuvice
(vedit diMir

erceedd

Cushme Buut ChaNel

Kule , Ouo will do is wnde Hon

Here sevees kuo what to d wext

essaae
Broke
Creatt

CushmeySewice lommandit banne

Drdw
Creat Orcts Saga Ropy bannel
Servie

He
mesage seut to M&
served by Cushmi Serice it seuds ha Renporse

But te main thing aat Here rdn Sevice jut takecar at itt seiires

o Her Oruasteraor te what a

|00
Exarnph!
lo to
 Command

T.
Sagrat la Ruqust t Command ( Crate, upaatc , dlste)

CREPTE CRATG
UPDATE DA1 UPDATE
DFLETE DELETE

By tis way
 Seale foo mQes to millton Viea) in Delailed.

Arplicakon is in slartng phant hau ondy avelap ne te app: b kst

Serve
lallegp Anjut
Web)mobile. Arplicalen tDB
Cliout sewe Archi echdyrey
3kpdl
Moke
Smgl SeeveeV
a seves hnd auplos app on Ha SueF
’ Applieato n D& Jepuahon
hNonN e dictibud be applh eao n and b. orn a A1ng o

Appllcon seave
mid- Tier
By Hid oy Ihgic and db indyendon hy
Load Balant t Mutiple Applicafon bevee
5wenere Hae
Coming in bulk Haon need to
handle traic et applicalon seve by anig
irg Hhe mid -tier.
plae mulhplu appl'coon sec
to applicaHon seves .

Cleut dood Balance

DB

Potvata
So it senity
4 Data Base Repic ad'on
ik 0 Masteu Save AYclechue DB.

A Wite
oad Balaneea MAsrUR

AS
SLAVE

Cocke to impo ne tee time and puance So here

atter AS, ud beor DB to Sqne DB Cal

As)
AS) DB

dala wil be reme ved

(Redin ) Caehe (TTL)
found
HiF

CDN! ( Content Delivey Newort)

coes Cahing Butt Al| Hao e ubo co
cathing
if shrs static dola at eaeh speufie cON om main Data Bane
albo it
improuts seuothy
foud
Clieut
t Daa Coutoe

your dh ditont plantg to mabe it

CCiuut A
Data Cauthe

messeging &eent
Podut er Sub seibe

Exclang.

(Snckengp

S3

0 Oirect Roaig Coy Bindirq Cay

fantud. Send in AL ue!

Topie 1.
 7 inuIase hardwa,inuay Jimk bt RAm ¢Rmlnor
Honen Aad mui pa Onanres

mplemenahon is Shrding

Heriguntal Vetcal
Tatles
ODivido into muhpu Tables Wivido int ebty Multip Loltns
by Cotumn:
TA-P

To solve joning ptblem rembue ne dun da ny e dapeuelncy Quet

malea Tat Norma tihed
Hic varchcal Wo can Selwe
 Cantichent Hashing
I ketbe in
Hrion tal &hashirg
Jaing::
Convet data io fiyed-value
acce t wye it

convert arbiky leng valuss to frvcd Qugh valuo

abcdef ghi det iHasee alue

Nou eye alao mod to

actjuot clata in a ed plu

uaken Ur last mod vaue (s not fiyed

Cause in horiFn tal hasding Here con be potjbilihy o} rn wtipu i'n ttan tea.

oing main ly DO tuo plas

1- doacl aloncing Apptcabn Sevou

9- doad Balancing

Nw he pob lem s ReBalending Cause ehenerce uo ckange tae

ue need to plau el tue, vales to difleeut ocle
2S3
AP’ 3 instances
343 o

Ae ’4 in san ces

No what e
The Souio b is Consistent tHaching

1+ work on Rebabncing aud ewen insJanees odown or up iF mqke

rebalancing ato lou

() Take Virta
Qnd place yo4r r r on nod
hashing
S3

Si

KS

K2

S2

Servus are cnHnus aud

’ in onsíctent hashjng
seve keys by nxB seaves CAn be seved by eplitaBten vrtyally
 Duign beL Shortne!
\Hea
Slort

Buniendogie to make Shat

rap
Past
l6htne Valw

URL Savehdb
-

Ge Shorteau Teke Vatue

Shoxfeed Gom D&

Repiremeat dhabyan
As mech as ybu an'
nou doeide wuat s e boatic

to\ URL doy 36so M URL/year

36 Sooo m ueL yeqr

(o-4) a-2| A2

at a plae wwe cn uje 62 chaeeta

3r tlion
 Hea to geneat ese hastud vae

Ue Hah Aunchon (mosA-)

4 one bykgeuenat dexadigit ten 16 bute

geuat
t8a hexadigík aud it wil tale 22 Cua
lat is too mll
abo wey l6o bit

a dengA Cnakd be dotteseut

Ns hou Ha poeblam s eat ue eant sore

as id'a into singte db.

a.Snoutake' bingle Point ot kaiture

Tine Sarp
B e s tS o h i n

Qonkeepe:.
9bibuted Application can toogdinate wjh each o
eli dbally
it put vhus in Rousp
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Ting
DB (klaona)
Shrt eong

dGeuuator
Qleppe
 Back - o}Re- 6 velope BcHmalion
timaton

(ug Bstimaion (T- ShirtJSae) 0

Den't `pend too much ime (2)

he As sunnplion Value Simple (to lo, Sto)

Tratic straqe
3 Revo Tieusarnd KB 1Byte (Ascre)
Mmillion
Billen
|22eo Trillien TB

Quadi lion PB (Pegalyte)

’N.
’ RAm ?

vy TR Dataßon
sthmalt n t fac
book"
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tominq
As sume

(b-A:U)

18 K

Storaqe Avsumþhon .

Yeax
RAm StIM AMON
(DAv)

5 posts yo bqtes

62s G8 Roquired hr memoy spau

Hen RAm lo Mache heed.

in sec
So 1 q serve has to hrQds ben it can server

heed to aecep

Numb

Hene
 Deiqn Key Value De || 0yrqnog

Anaen

aealabitity
2-Decedotizaln
kps |- Pastion
2- Ceplicatton

£7 Parihon
me

A pesson map his qdd to coot at

But te dis adv¡ntaqe hee in
hos tan fone His mapp ng in

Now mapprng nade dibadvankqyu fo keatahitiy

wU wpll incAbase heo C0t honde al
unes
dota

da paetlontn9 ot aun be tonais leut baakng

 ((sovdinaer)
"To mintan Avai loabi fi y a p teoke

mabe
Coordinao

Chaose iAueut ata tentres. Baiaþ

putlCAR) ’

mgnneN
oyne Mannec
-lar) plauad in S

wat orSueces

) Pqotihon Aw qre
 ulleneLA Qeune dB, As it n go on qny
t6-6rdialto

4: Data Vasio ning !

Oaa VeasioNng,

S Ly- CARI

ut ( CART-ys) ’ sol4s- CARJ (

Cased Noo)
So it qo to Poeyene siat

(3) Naw SeveL s ub aud yea cal get Kaq

S
(yahic

To mple meut ls Vebr nck ( Jar taunta)

 (ur- tAR) (Caevti nahv)

(s) [us-cART -I
Quplicahons
2- t lsqust
(ur- CART) [us- CART)
Al Sesve is on

[4s- tARrJ-2 [us-tARr ] -

2- Pat Cagust
(us- CARM)

[us-CARMJ-3

Reqyust
(us- CA RR)
6n Sam Hue wih (3)

s- Get Rqus

(CARM))

CART) CARR) )
 ("Tabk (Rou - Olumn ) eaion shwp )

Heae ue need to duktne pe cuteyryi ad 8clema

Nakre!.
Complete
Hele ne need to plae data at a sewe ondy,
keep dala at nulhipt savess,
(ctoali 2ed / Concenbate

Sealability
Horigontal ( plao daBa at muipu plas, ond H daesnd wetl supprot
"Varical DAMA, StoRAÇE ^)

Poopety'
(Compue +AcwLsate)
A ’ Atomidiy
C ’ Co nais len y Dala Snlegsty)
I ’ Solated Cons lan cy Sam at evy plae)
D ’Duro,i ity

Shute! lshouned clata.

|- Koy- Value
a- Document
3- Column Wise
 Ke - Valu Shre'

ata stord tn Cy Value Jorn

Dny rd valus by y ony
Valhu
Shing) 0 N
you can't Qay

Document DB

con quby heugl. vauy

Value o

sBod in Colbon-Vauu ormat

Name Shanma

Groph DB
Hes Node an Regu
RlahonpP

(SD)
dlearing

Watre

0t ib disonbutod in naturt
Stalabiltiy'
Horhentat

BASE
BASICAII9 Aoai'abla

No omplz ueny

Ralbhional
N. lanuicieny

Just to proriclu con S/snt dala.

Whakabb, dhtovd, Teluam, Slatk, fb mshge

funchional Non funthorl

0 Scalabthy
(Text)

Goup Menaye suppot westaleny

O Arai tabiliky
dast Seen Dnltne|Ofle

Uses Nogin Athent catfon

o e Envelo pe

DAU

to mesags to 4 peo in Oue day

5om (usee) yo mesays 2o00 mras

for lo years
 User A Use

direaty by per to peu, bu

Scable
not
quoup
" not fuly stralabe

To prida Es we cormmo n
doBauls Cucl

HrtP
Send Ros
Use A Uses- B

Chat Seve

Pool
So normally for tomnynkahon HTTP petocol, hw
HrP foils
Qud fminate

Impord paoto cols

ong- aling - foling.
&END SEND
sec Cannetin

ACK
SEND
Budire chsn

CunnecH
 Uie-seve mapPing kevice
|agin

Neb Weeko
Cuat Seve

Chat seves

Nbw Aoy
cuemt Gends to send eliut seve kro
4o hat s H

Rat Needto ceat

Kerriee hr mapping

Serd Ros bom to, mesage,ybe),

To store
ang teng ww hced Sbsage, Hat cataboe

wrtte

Vsel ean seeule 2 send men

Updre prfile Pie

Use Profiu
Ay apty tn Ne
- N, S8L
Seah

Mhpte tust menoging Stvces wws bumn Wie DB (Casandya)

ken Timelanp

tan do patiYon bancd on Gom to To

0rdesing b pluw in nodlA

paotihon tabe tane 8t unique ids

Now s talk abeut ushen ay chat rer downo or vsuis oinu

togin e dogin clauk uith usee mapping and

no
amsigned , it aJs1gn a nous one
appIng sever wull Chek Hat in b

UsewSend Meage Time anp

dot Seen !

Chat eees.