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Socrates
2019
Proceedings of the 2019 International Conference on Management of Data - SIGMOD '19
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It has become clear, however, that these expectations cannot be met in the cloud with the traditional, monolithic database architecture. ...
Organizations adopt this paradigm because they expect higher security, higher availability, and lower and more flexible cost with high performance. ...
Accelerated Database Recovery SQL Server capitalizes on the persistent version store with a new feature called Accelerated Database Recovery (ADR). ...
doi:10.1145/3299869.3314047
dblp:conf/sigmod/AntonopoulosBDS19
fatcat:7ignk2nuw5e6npmeclm6smckcq
F1 Lightning: HTAP as a Service
2020
Proceedings of the VLDB Endowment
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demand transparent fast queries and transactions from this combination. ...
The ongoing and increasing interest in HTAP (Hybrid Transactional and Analytical Processing) systems documents the intense interest from data owners in simultaneously running transactional and analytical ...
This means Lightning's change replication has to process a distributed change log and coordinate parallel and distributed log replication. ...
dblp:journals/pvldb/YangRXSYLZZMCGD20
fatcat:kb6eo3ehazh2dlzzlczdfi7f7m
Consus: Taming the Paxi
[article]
2016
arXiv
pre-print
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Consus is a strictly serializable geo-replicated transactional key-value store. ...
The key contribution of Consus is a new commit protocol that reduces the cost of executing a transaction to three wide area message delays in the common case. ...
Introduction Geo-replication is a common feature among distributed storage systems. ...
arXiv:1612.03457v1
fatcat:hbqq7ph775d6tayvej7wmlmm2i
Towards Improving the Performance of BFT Consensus For Future Permissioned Blockchains
[article]
2020
arXiv
pre-print
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Permissioned Blockchains are increasingly considered in enterprise use-cases, many of which do not require geo-distribution, or even disallow it due to legislation. ...
Even though there is renewed interest in BFT consensus algorithms with various proposals targeting Permissioned Blockchains, related work does not optimize for fast networks and does not incorporate hardware ...
Geo-replicated Systems with Local Optimizations. The recent work by Gupta et al. ...
arXiv:2007.12637v1
fatcat:ln2rmxjczffsjbbtx4hud5noqq
PNUTS to Sherpa
2019
Proceedings of the VLDB Endowment
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with current operational cloud stores. ...
s geo-replicated cloud data store from a research project called PNUTS to a globally deployed production system called Sherpa, share some of the lessons learned along the way, and finally, compare PNUTS ...
Labs project, and quickly became a collaboration with the product team that led to the Sherpa production system. ...
doi:10.14778/3352063.3352146
fatcat:u6ysd7sza5fojo2trusnt2sfdy
Geo-distribution of actor-based services
2017
Proceedings of the ACM on Programming Languages
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GEO supports both volatile and persistent actors, and supports updates with a choice of linearizable and eventual consistency. ...
For example, replication can provide fast, always-available reads and updates globally, while batching of linearizable storage accesses at a single location can boost the throughput of an order processing ...
Another interesting challenge is the design and implementation of a mechanism for geo-distributed transactions on actors. ...
doi:10.1145/3133931
dblp:journals/pacmpl/BernsteinBBCFKK17
fatcat:redqe536w5epvhkeisn5jcgpgy
StreamChain: Rethinking Blockchain for Datacenters
[article]
2020
arXiv
pre-print
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management and banking) require significantly fewer nodes, cheaper consensus, and are often deployed in datacenter-like environments with fast networking. ...
In this work, we propose StreamChain, a permissioned blockchain design that eliminates blocks in favor of processing transactions in a streaming fashion. ...
Even in cross-cloud enterprise blockchain deployments, geo-distribution is o en neither required nor bene cial. ...
arXiv:1808.08406v2
fatcat:qk4y3c7yeravffwhas2wabrkk4
Transactional Failure Recovery for a Distributed Key-Value Store
[chapter]
2013
Lecture Notes in Computer Science
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To get the best of both worlds, one option is to integrate an independent transaction management component with a distributed key-value store. ...
Importantly, the re covery process does not interrupt transaction processing on the available servers. ...
In recent years, geo-replicated transactions have received attention in order to achieve consistency across geographically distributed data stores [6, 12, 18] . ...
doi:10.1007/978-3-642-45065-5_14
fatcat:6iqudxn6sjbbjelnqku6vslcce
Impact of Blockchain Technology: Benefits and Security Risk and Threats
2022
Informatică economică
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The accelerated dynamics of technological evolution has led to a reconfiguration of the security environment by addressing new vulnerabilities, risks and threats generated by the migration of risk-generating ...
Every transaction gets logged in a distributed ledger and this entry is permanent, thus removing the need for reliance on trustworthiness of stakeholders involved [25] . ...
Blockchain technology, especially by its association with cryptocurrencies, has seen the most significant increase of the use among threat actors, with money laundering, distribution, management and monetization ...
doi:10.24818/issn14531305/26.2.2022.04
fatcat:iwkutz3hmna5liowq7b6l7hs2q
Data Consistency in Distributed Systems: Algorithms, Programs, and Databases (Dagstuhl Seminar 18091)
2018
Dagstuhl Reports
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Distributed systems and database technologies: With the growing number of replicated data stores, the two fields of distributed systems and databases are moving closer together. ...
Typically, this type of application is data-centric: it retrieves, stores, modifies, forwards, and processes data from different sources. ...
This makes our protocol especially appropriate for geo-distribution. ...
doi:10.4230/dagrep.8.2.101
dblp:journals/dagstuhl-reports/BieniusaGKS18
fatcat:pdcbulwarbgdhc76ms3s563ebq
Helios: Hyperscale Indexing for the Cloud & Edge
2020
Proceedings of the VLDB Endowment
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Helios is a distributed, highly-scalable system used at Microsoft for flexible ingestion, indexing, and aggregation of large streams of real-time data that is designed to plug into relational engines. ...
As a consequence, the log is much more compact, and is blazingly fast to maintain, even in a large-scale distributed environment. ...
Tree-structured indexes are ubiquitous in database management systems for accelerating query processing. ...
dblp:journals/pvldb/PotharajuK0ASFD20
fatcat:bno2dsofizdf3dtfv75feefrei
Effective Scaling of Blockchain Beyond Consensus Innovations and Moore's Law
[article]
2020
arXiv
pre-print
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However, a long-standing bottleneck hindering its further development is the massive resource consumption attributed to the distributed storage and computation methods. ...
In detail, our autonomous organization possesses 10 geo-distributed servers with fixed resources (2core Intel Xeon CPU, 8GB RAM, 40GB hard drive, and 5Mbps bandwidth). ...
With respect to the standard of latency, Karame et al. [25] stressed that the validity of each pending transaction would better be determined within 30s, termed as fast payments. ...
arXiv:2001.01865v2
fatcat:yhjx2yxtdnaapgj7xleuyqjeri
VGEs as a New Platform for Urban Modeling and Simulation
2022
Sustainability
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The complexity of interrelationships between urban natural environments and human environments is increasing with rapid urbanization. ...
, which include geo-data, geo-processes, and geo-knowledge. ...
Geographic simulation and visualization in VGEs are facilitated by the development of data environments using massive spatiotemporal data scheduling, data acceleration, distribution mechanisms, and sharing ...
doi:10.3390/su14137980
fatcat:bb6jrl67y5ashj3nkeeo6ckfsy
Concurrent Computing in the Many-core Era (Dagstuhl Seminar 15021)
2015
Dagstuhl Reports
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This seminar is a successor to Dagstuhl Seminars 08241 "Transactional memory: From implementation to application" and 12161 "Abstractions for scalable multicore computing", respectively held in June 2008 ...
The current seminar built on the previous seminars by notably (1) broadening the scope to concurrency beyond transactional memory and shared-memory multicores abstractions, (2) focusing on the new challenges ...
Reduction = a process of reducing the prefix of a log to a small state; Transactions = explicit push, pull, and confirmed property. Q: Why not using transactions? ...
doi:10.4230/dagrep.5.1.1
dblp:journals/dagstuhl-reports/PhilippsenFSM15
fatcat:owcmta65hzb5vmglwq3dwzbehy
Lakehouse: A New Generation of Open Platforms that Unify Data Warehousing and Advanced Analytics
2021
Conference on Innovative Data Systems Research
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We also report results from a Lakehouse system using Parquet that is competitive with popular cloud data warehouses on TPC-DS. ...
Lakehouses can help address several major challenges with data warehouses, including data staleness, reliability, total cost of ownership, data lock-in, and limited use-case support. ...
just by adding a transaction log that starts with an entry that references all the existing files. ...
dblp:conf/cidr/Zaharia0XA21
fatcat:afjhkrvgtvg4jmjs7nkk7i6maa
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