Tweet
Tweet

Slide 1

Slide 1 text

Part 3:
 Advanced topics and demo Leonardo YongUk Kim (lk@realm.io)

Slide 2

Slide 2 text

• MVCC (RMD) • Zero Copy (RMD) • Event Handling (RMD + RMP) • RMP Demo (RMP)

Slide 3

Slide 3 text

MVCC: Multi Version Concurrency Control

Slide 4

Slide 4 text

ݒ਋ ௾ B+ ౟ܻ৬ MVCC • ݒ਋ ௾ B+ ౟ܻܳ ஸۢ ӝળਵ۽ ҳࢿ. • ߸҃ ࢎ೦ਸ MVCC(Multi Version Concurrency Control)۽ ҙܻ.

Slide 5

Slide 5 text

ݒ਋ ௾ B+ ౟ܻ … ప੉࠶ ܖ౟ ஸۢਵ۽ࠗఠ ؘ੉ఠ

Slide 6

Slide 6 text

ਫ਼Ӭ݅ਃ? ৵ ஸۢࠗఠભ? … ప੉࠶ ܖ౟ ஸۢਵ۽ࠗఠ ؘ੉ఠ

Slide 7

Slide 7 text

ੋؙझ ੉ܴ ੉ݫੌ ੹ചߣഐ 1 ٣஠೐ܻয় d@realm.io 1004 2 ੐਷઱ da@realm.io 1005 3 ѱ੉எ g@realm.io 1006 4 ш޹਋ 1@realm.io 1007

Slide 8

Slide 8 text

ੋؙझ ੉ܴ ੉ݫੌ ੹ചߣഐ 1 ٣஠೐ܻয় d@realm.io 1004 2 ੐਷઱ da@realm.io 1005 3 ѱ੉எ g@realm.io 1006 4 ш޹਋ 1@realm.io 1007 ੉ܴਵ۽ ઑഥ೮णפ׮.

Slide 9

Slide 9 text

ੋؙझ ੉ܴ ੉ݫੌ ੹ചߣഐ 1 ٣஠೐ܻয় d@realm.io 1004 2 ੐਷઱ da@realm.io 1005 3 ѱ੉எ g@realm.io 1006 4 ш޹਋ 1@realm.io 1007 ੹ా੸ੋ ؘ੉ఋ߬੉झח ೠ઴ ঀ ੷੢೤פ׮. -> நए ޷झ

Slide 10

Slide 10 text

ੋؙझ ੉ܴ ੉ݫੌ ੹ചߣഐ 1 ٣஠೐ܻয় d@realm.io 1004 2 ੐਷઱ da@realm.io 1005 3 ѱ੉எ g@realm.io 1006 4 ш޹਋ 1@realm.io 1007 ೠ઴ ঀ ੷੢ೞݶ ਊ۝੉ ݏ૑ ঋইࢲ ಁ٬ب ֍যঠ ೤פ׮.

Slide 11

Slide 11 text

ੋؙझ ੉ܴ ੉ݫੌ ੹ചߣഐ 1 ٣஠೐ܻয় d@realm.io 1004 2 ੐਷઱ da@realm.io 1005 3 ѱ੉எ g@realm.io 1006 4 ш޹਋ 1@realm.io 1007 ೠ઴ঀ ੷੢ೞݶ நए൤౟ਯ੉ ֫Ҋ ಁ٬੉ ೙ਃহযਃ.

Slide 12

Slide 12 text

׮઺ߡ੹ زदઁয(MVCC) A B C D F G E H I ߡ੹ 1 Root

Slide 13

Slide 13 text

ॳӝ ౟ے੥࣌਷ ࢜ झշࢫਸ ٟ݅פ׮. A B C D F G E H I E’ H’ C’ A’ Root ߡ੹ 2

Slide 14

Slide 14 text

ॳӝ ઺ীب ੍ӝо оמ೤פ׮. A B C D F G E H I E’ H’ C’ A’ ߡ੹ 2 ॳӝ઺ ߡ੹ 1 ੍ӝ ઺

Slide 15

Slide 15 text

੍ӝח ߓఋ੸੉૑ ঋणפ׮. A B C D F G E H I E’ H’ C’ A’ ߡ੹ 2 ॳӝ઺ ਬ੷ 2: ߡ੹ 1 ੍ӝ ઺ ਬ੷ 1: ߡ੹ 1 ੍ӝ ઺

Slide 16

Slide 16 text

উ੹೤פ׮ A B C D F G E H I E’ C’ A’ Root ߡ੹ 1 ੘ࢿ ઺ ೐ܻૉ ߊࢤ ߡ੹ 1਷ উ੹ ನੋఠب ৈ੹൤ ߡ੹ 1ਵ۽

Slide 17

Slide 17 text

пӝ ׮ܲ झۨ٘ ۽ஸਸ о૘פ׮. A B C D F G E H I E’ H’ C’ A’ ਬ੷ 3:ߡ੹ 2 ॳӝ઺ ਬ੷ 2: ߡ੹ 1 ੍ӝ ઺ ਬ੷ 1: ߡ੹ 1 ੍ӝ ઺ झۨ٘ ۽ஸ 1: ߡ੹ 1 झۨ٘ ۽ஸ 2: ߡ੹ 1 झۨ٘ ۽ஸ 3: ߡ੹ 1 -> 2

Slide 18

Slide 18 text

ഒۆझ۞਎ ࣻ ੓ח झۨ٘ ۽ஸ • ߓఋ੸੉૑ ঋѱ ബਯ੸ਵ۽ ੍ӝ, ॳӝܳ ೞӝ ਤ೧
 ݫఋ ؘ੉ఠܳ झۨ٘ ױਤ۽ ੷੢.
 • ݫݽܻ ݗਵ۽ োѾػ ؘ੉ఠח ݣ౭ झۨ٘۽ ҕਬغҊ ੓਺.
 • ׮݅ झۨ٘ ۽ஸ۽ ৌܽ Realm, RealmList, RealmResults, RealmObject ё୓ܳ ׮ܲ झۨ٘۽ ੹׳ೡ ࣻ হ਺.
 • ׮ܲ झۨ٘ীࢲ ௪ܻܳ ೞݶ ݣ౭ झۨ٘ ੗ܐ ҕਬ ؋ী ߄۽ ੍਺.

Slide 19

Slide 19 text

Zero copy

Slide 20

Slide 20 text

җѢ ಕ੉झ࠘ জ੄ ޙઁ੼ • JSON ੋ௏٬җ ٣௏٬ী ݆਷ ܻࣗझܳ ೲ࠺.
 • ࢎਊغ૑ ঋ਷ ؘ੉ఠب ٣௏٬ਸ ೧ࢲ Java ё୓ী ׸ওযঠ ೣ.
 • ೧Ѿ଼: ҳӖ੄ FlatBuffersܳ ॳ੗.

Slide 21

Slide 21 text

੹ా੸ੋ ࣻച (Hydrate) • ؘ੉ఠ߬੉झীࢲ ੗ܐܳ ޙ੗ৌ੉ա ӝఋ ੋ௏٬ ػ ഋక۽ оઉ২פ׮.
 • ౵य ഑਷ ٣௏٬ਸ ೧ࢲ оઉৡ ؘ੉ఠܳ ކٶ Java ё୓ী ׸ইસפ׮.

Slide 22

Slide 22 text

CPU৬ ݫݽܻܳ խ࠺ೞח ࣻച • ؘ੉ఠ߬੉झীࢲ ੗ܐܳ ޙ੗ৌ੉ա ӝఋ ੋ௏٬ػ ഋక۽ оઉ২פ׮. • ॳ૑ب ঋ਷ ؘ੉ఠب ׮ оઉয়Ҋ ߸ജө૑ Ѣଢ଼যਃ.
 • ౵य ഑਷ ٣௏٬ਸ ೧ࢲ оઉৡ ؘ੉ఠܳ ކٶ Java ё୓੄ ೙٘ ׸ই સפ׮. • ॳ૑ب ঋਸ ؘ੉ఠܳ ੹ࠗ ׮द ߸ജೞҊ ކٶ ೙٘ী ׸ওযਃ.

Slide 23

Slide 23 text

FlatBuffers • Facebook জীࢲ FlatBuffers (Google)ਸ بੑೞৈ ਬݺ೧૗.

Slide 24

Slide 24 text

Zero copy public long id() { int o = __offset(4); return o != 0 ? bb.getLong(o + bb_pos) : 0; }
 public String name() { int o = __offset(6); return o != 0 ? __string(o + bb_pos) : null; } 
 ByteBuffer bb = ByteBuffer.wrap(bytes);
 MyObject obj = MyObject.getRootAsMyObject(bb);
 long id = obj.id();
 String name = obj.name();


Slide 25

Slide 25 text

• Realmب Zero copy അ੤ rowী ؀ೠ ੿ࠁ ஸۢҗ ۽਋੄ ੋؙझী null ഑਷ ޙ੗ৌਸ ੷੢ पઁ ؘ੉ఠо ׸ӟ ప੉࠶ ۽਋৬ ஸۢਸ ੉ਊ೧ࢲ झ౟݂ਸ о૑Ҋ ১

Slide 26

Slide 26 text

• RealmProxyObject name setName getName RealmObject realmGet$name realmSet$name RealmProxyObject • Annotation Processing Tool੉ ੉ ੘সਸ ؀न೧સפ׮.

Slide 27

Slide 27 text

Event Handling

Slide 28

Slide 28 text

ؘ੉ఠ੄ ൒ܴ݅ ࢤпೞۄ. 1. ௿ۄ੉঱౟ب ੉߮౟ ӝ߈੄ ೐۽Ӓې߁. 2. ࢲߡ ࢎ੉٘(RMP)ب ੉߮౟ ӝ߈੄ ೐۽Ӓې߁. ௿ۄ੉঱౟
 ؘ੉ఠ ߸҃ ࢲߡ ࢎ੉٘
 ؘ੉ఠ ߸҃ ࢲߡ
 ೩ٜ۞ ഐ୹ ௿ۄ੉঱౟
 ೩ٜ۞ ഐ୹

Slide 29

Slide 29 text

௿ۄ੉঱౟
 ؘ੉ఠ ߸҃ ࢲߡ ࢎ੉٘
 ؘ੉ఠ ߸҃ ࢲߡ
 ೩ٜ۞ ഐ୹ ௿ۄ੉঱౟
 ೩ٜ۞ ഐ୹

Slide 30

Slide 30 text

௿ۄ੉঱౟
 ؘ੉ఠ ߸҃ ࢲߡ ࢎ੉٘
 ؘ੉ఠ ߸҃ ࢲߡ
 ೩ٜ۞ ഐ୹ ௿ۄ੉঱౟
 ೩ٜ۞ ഐ୹

Slide 31

Slide 31 text

Good bye REST!

Slide 32

Slide 32 text

RMP Demo

Slide 33

Slide 33 text

No content

Slide 34

Slide 34 text

Code

Slide 35

Slide 35 text

জ ࣗѐ
 (Scanner)

Slide 36

Slide 36 text

ࢎ૓੉ա ଼ਸ झப೧ࢲ

Slide 37

Slide 37 text

IBM Watson ࢲ࠺झܳ ج۰ࢲ…

Slide 38

Slide 38 text

೧ࢳػ Ѿҗܳ ߈ജ೤פ׮.

Slide 39

Slide 39 text

No content

Slide 40

Slide 40 text

ࢎਊ੗о ࢎ૓ਸ ନणפ׮.

Slide 41

Slide 41 text

۽ஸ DBী زӝചؾפ׮.

Slide 42

Slide 42 text

۽ஸ DB৬ ࢲߡо زӝച

Slide 43

Slide 43 text

ࢲߡ੄ ੉߮౟ ೩ٜ۞о ৌ݀פ׮

Slide 44

Slide 44 text

੉߮౟ ೩ٜ۞о ৲टী ੉޷૑ܳ ੹׳೤פ׮.

Slide 45

Slide 45 text

৲ट੉ ੉޷૑ܳ ࠙ࢳ೤פ׮ -_-b

Slide 46

Slide 46 text

୊ܻ Ѿҗо ੉߮౟ ೩ٜ۞ীѱ ܻఢ

Slide 47

Slide 47 text

੉߮౟ ೩ٜ۞о DBܳ সؘ੉౟ ೤פ׮

Slide 48

Slide 48 text

ࢲߡ৬ ۽ஸ DBо زӝച

Slide 49

Slide 49 text

௿ۄ੉঱౟੄ ߸҃ ܻझց ഐ୹غҊ UIܳ јन೤פ׮

Slide 50

Slide 50 text

Scanner জ ੷੢ࣗ https://github.com/realm-demos/realm-scanner name@realm.io

Slide 51

Slide 51 text

ݽ؛ Scanner, Swift

Slide 52

Slide 52 text

No content

Slide 53

Slide 53 text

nullਸ ೲਊೞ૑ ঋणפ׮.

Slide 54

Slide 54 text

?۽ ՘աח ఋੑ਷ null ೲਊ

Slide 55

Slide 55 text

ݽ؛ Scanner, Java

Slide 56

Slide 56 text

No content

Slide 57

Slide 57 text

RealmObject ё୓ܳ ࢚ࣘ.

Slide 58

Slide 58 text

nullਸ ೲਊೞ૑ ঋח ೙٘.

Slide 59

Slide 59 text

಴ળ getters/setters ೙ࣻח ইתפ׮.

Slide 60

Slide 60 text

ੋૐ (Java)

Slide 61

Slide 61 text

No content

Slide 62

Slide 62 text

ই੉٣, ಁझਕ٘ܳ ੹׳೧ࢲ SyncCredetialsܳ ٟ݅פ׮.

Slide 63

Slide 63 text

۽Ӓੋ

Slide 64

Slide 64 text

ੋૐ ࢲߡ ҃۽

Slide 65

Slide 65 text

ࢿҕ

Slide 66

Slide 66 text

Realm ࢸ੿

Slide 67

Slide 67 text

ؘ੉ఠ ߬੉झ੄ ҃۽

Slide 68

Slide 68 text

Realm ੋझఢझ

Slide 69

Slide 69 text

Realm ੋझఢझܳ ੜ ײ਻द׮.
 (ۨಌ۠झ ஠਍౟)

Slide 70

Slide 70 text

ੋૐ (Swift)

Slide 71

Slide 71 text

۽Ӓੋਸ ೤פ׮.

Slide 72

Slide 72 text

Realm ࢸ੿

Slide 73

Slide 73 text

Realm ੋझఢझ

Slide 74

Slide 74 text

׮নೠ ੋૐ (Java)

Slide 75

Slide 75 text

No content

Slide 76

Slide 76 text

׮নೠ ੋૐ (Swift)

Slide 77

Slide 77 text

No content

Slide 78

Slide 78 text

ॳӝ

Slide 79

Slide 79 text

No content

Slide 80

Slide 80 text

ॳӝী݅ ౟ے੥࣌ ࢤࢿ

Slide 81

Slide 81 text

ݽ؛ਸ ੉ਊೞৈ ੋझఢझ ࢤࢿ

Slide 82

Slide 82 text

Scan ੋझఢझ੄ ࢚క ࣻ੿

Slide 83

Slide 83 text

߸҃ ҙܻܳ ਤೠ ੉߮౟ ܻझց ١۾ ࢲߡա জ੄ ׮ܲ ࠗ࠙ীࢲ ؘ੉ఠо ߸҃غ঻ਸ ٸ ܻझցܳ ഐ୹. (iOS੄ ҃਋ীח Key-Value Observationب ૑ਗ.)

Slide 84

Slide 84 text

੍ӝ

Slide 85

Slide 85 text

ё୓ оઉয়ӝ

Slide 86

Slide 86 text

೙ఠ݂җ ੿۳

Slide 87

Slide 87 text

߸҃ ঌܿ (Java)

Slide 88

Slide 88 text

߸҃ػ ё୓о ੋ੗۽ ੹׳ؽ.

Slide 89

Slide 89 text

߸҃ ঌܿ (Swift)

Slide 90

Slide 90 text

iOS੄ ಴ળ Key-Value Observation

Slide 91

Slide 91 text

߸҃ ঌܿ (ࢲߡ)

Slide 92

Slide 92 text

No content

Slide 93

Slide 93 text

ࢲߡ ੉߮౟ ೩ٜ۞ܳ ٜ݅ ٸח ؀ѐ ష௾ਸ ੉ਊ೧ࢲ ۽Ӓੋ.

Slide 94

Slide 94 text

ߑӘ ݅ٚ admin_user৬ NOTIFIER_PATH ҃۽, ࢚ױ੄ ௒ߔਵ۽ ܻझցܳ ١۾.

Slide 95

Slide 95 text

change_event੄ ׮নೠ ࣘࢿਸ ੉ਊ.

Slide 96

Slide 96 text

Realm ੋझఢझ

Slide 97

Slide 97 text

ੌ۲੄ ؀࢚ ё୓.

Slide 98

Slide 98 text

ੋؙझо ୶о, ࢏ઁ, ߸҃ ૘೤ਵ۽
 ࣁ޻ೞѱ ੹׳. Fine-grained notifications.

Slide 99

Slide 99 text

Thank you kr@realm.io realm.io/kr name@realm.io