SG11201908978UA - Updating blockchain world state merkle patricia trie subtree - Google Patents
Updating blockchain world state merkle patricia trie subtreeInfo
- Publication number
- SG11201908978UA SG11201908978UA SG11201908978UA SG11201908978UA SG 11201908978U A SG11201908978U A SG 11201908978UA SG 11201908978U A SG11201908978U A SG 11201908978UA SG 11201908978U A SG11201908978U A SG 11201908978UA
- Authority
- SG
- Singapore
- Prior art keywords
- node
- tree
- world
- sub
- international
- Prior art date
Links
Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
- G06F16/23—Updating
- G06F16/2379—Updates performed during online database operations; commit processing
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
- G06F16/22—Indexing; Data structures therefor; Storage structures
- G06F16/2228—Indexing structures
- G06F16/2246—Trees, e.g. B+trees
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
- G06F16/22—Indexing; Data structures therefor; Storage structures
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
- G06F16/22—Indexing; Data structures therefor; Storage structures
- G06F16/2228—Indexing structures
- G06F16/2255—Hash tables
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
- G06F16/23—Updating
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
- G06F16/23—Updating
- G06F16/2372—Updates performed during offline database operations
Abstract
INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property Organization International Bureau (43) International Publication Date 31 May 2019 (31.05.2019) WIPO I PCT 1111111111111011111111111111110111110101111111111111011111111011111011111011110111111 (10) International Publication Number WO 2019/101229 A2 (51) International Patent Classification: Not classified (21) International Application Number: PCT/CN2019/076812 (22) International Filing Date: 04 March 2019 (04.03.2019) (25) Filing Language: English (26) Publication Language: English (71) Applicant: ALIBABA GROUP HOLDING LIMITED [—/CN]; Fourth Floor, One Capital Place, P.O. Box 847, George Town, Grand Cayman (KY). (72) Inventor: ZHANG, Wenbin; Alibaba Group Legal De- partment 5/F, Building 3, No. 969 West Wen Yi Road, Yuhang District, Hangzhou, Zhejiang 311121 (CN). (74) Agent: BEIJING BESTIPR INTELLECTUAL PROP- ERTY LAW CORPORATION; Room 409, Tower B, Ka Wah Building, No. 9 Shangdi 3rd Street, Haidian District, Beijing 100085 (CN). (81) Designated States (unless otherwise indicated, for every kind of national protection available): AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IR, IS, JO, JP, KE, KG, KH, KN, KP, KR, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW. (84) Designated States (unless otherwise indicated, for every kind of regional protection available): ARIPO (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, (54) Title: UPDATING BLOCKCHAIN WORLD STATE MERKLE PATRICIA TRIE SUBTREE 402 420 400 — c ROOT: Extension Node prefix shared nibble(s) next node 0 a7 Keys Values 422 424 a 7 1 3 5 5 45.0 ETH a 7 7 d 3 3 7 1.00 WEI 410 Branch Node 0111111011011130EI0ECI0IM 404 Leaf Node prefix shared nibble(s) value 2 1355 45.0 ETH Extension Node prefix shared nibble(s) next node 0 d3 408 412 Branch Node EMEMCIEMODEMEMEMIESEI 11,11111111111111- 406 FIG. 7 Leaf Node prefix shared nibble(s) value 3 7 1.00 WEI ON O ON O C (57) : Implementations of this specification include traversing a sub-tree of a world-state MPT in multiple iterations, and, at each iteration, for a current node of the sub-tree, executing one of: adding the current node of the world-state MPT to the update tree, adding the current node of the world-state MPT to the update tree, and moving to a next iteration of the traversal setting the current node of the sub-tree to a node referenced by the extension node, adding the current node of the world-state MPT to the update tree, and moving to a next iteration of the traversal setting the current node of the sub-tree to a node pointed to by a slot of the current node of the sub-tree; and transmitting the update tree to a client for updating a locally stored sub-tree using the update tree. [Continued on next page] WO 2019/101229 x2111111I01111101110101111111101HOMED 111 ME II III IIIII II III IIIIMEMIE UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, TJ, TM), European (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG). Published: upon request of the applicant, before the expiration of the time limit referred to in Article 21(2)(a) without international search report and to be republished upon receipt of that report (Rule 48.2(g))
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CN2019/076812 WO2019101229A2 (en) | 2019-03-04 | 2019-03-04 | Updating blockchain world state merkle patricia trie subtree |
Publications (1)
Publication Number | Publication Date |
---|---|
SG11201908978UA true SG11201908978UA (en) | 2019-10-30 |
Family
ID=66631222
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SG11201908978U SG11201908978UA (en) | 2019-03-04 | 2019-03-04 | Updating blockchain world state merkle patricia trie subtree |
Country Status (10)
Country | Link |
---|---|
US (1) | US10691676B1 (en) |
EP (1) | EP3593490A4 (en) |
JP (1) | JP6830549B2 (en) |
KR (1) | KR102322729B1 (en) |
CN (1) | CN110800255B (en) |
AU (1) | AU2019203849C1 (en) |
CA (1) | CA3058225C (en) |
SG (1) | SG11201908978UA (en) |
TW (1) | TWI706666B (en) |
WO (1) | WO2019101229A2 (en) |
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-
2019
- 2019-03-04 EP EP19725900.5A patent/EP3593490A4/en not_active Withdrawn
- 2019-03-04 SG SG11201908978U patent/SG11201908978UA/en unknown
- 2019-03-04 JP JP2019553280A patent/JP6830549B2/en active Active
- 2019-03-04 CN CN201980003023.9A patent/CN110800255B/en active Active
- 2019-03-04 KR KR1020197028794A patent/KR102322729B1/en active IP Right Grant
- 2019-03-04 WO PCT/CN2019/076812 patent/WO2019101229A2/en unknown
- 2019-03-04 CA CA3058225A patent/CA3058225C/en active Active
- 2019-03-04 AU AU2019203849A patent/AU2019203849C1/en active Active
- 2019-09-30 US US16/587,155 patent/US10691676B1/en active Active
- 2019-12-02 TW TW108143888A patent/TWI706666B/en active
Also Published As
Publication number | Publication date |
---|---|
JP6830549B2 (en) | 2021-02-17 |
AU2019203849B2 (en) | 2020-12-10 |
CN110800255B (en) | 2023-03-31 |
TWI706666B (en) | 2020-10-01 |
AU2019203849A1 (en) | 2019-05-31 |
US10691676B1 (en) | 2020-06-23 |
WO2019101229A3 (en) | 2019-12-26 |
EP3593490A4 (en) | 2020-03-25 |
CA3058225A1 (en) | 2019-05-31 |
CN110800255A (en) | 2020-02-14 |
TW202040964A (en) | 2020-11-01 |
KR102322729B1 (en) | 2021-11-05 |
KR20200107772A (en) | 2020-09-16 |
JP2020522149A (en) | 2020-07-27 |
EP3593490A2 (en) | 2020-01-15 |
CA3058225C (en) | 2022-04-12 |
AU2019203849C1 (en) | 2021-04-29 |
WO2019101229A2 (en) | 2019-05-31 |
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