• Title/Summary/Keyword: MDBS

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Current Prescription Status of Contraindicated Drug Combinations Causing Serotonin Syndrome: Analysis of HIRA-NPS Data

  • Jae Gon Ryu;So Young Kim;Susin Park;Nam Kyung Je
    • Korean Journal of Clinical Pharmacy
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    • v.32 no.4
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    • pp.313-320
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    • 2022
  • Background: Serotonin syndrome is a life-threatening disease if not appropriately treated. This study aimed to investigate the prescription status of contraindicated drug combinations that cause serotonin syndrome and identify the related factors. Methods: A cross-sectional study was conducted using nationwide claims data. Adult patients taking serotonergic drugs with Parkinson's disease or mental disorders were selected. Based on international medical databases (MDBs) and the Korean Drug Utilization Review (DUR), the status of prescribing contraindicated drug combinations that induce serotonin syndrome, the related factors, and the difference between international MDBs and the Korean DUR were analyzed. Results: Of the 49,773 study subjects, 163 (0.3%) were prescribed contraindicated serotonergic drug combinations based on international MDBs, and among them, only 105 (64.4%) were contraindicated by the Korean DUR. Positive influencing factors for prescribing contraindicated drug combinations include patient age between 65 and 74 and physician's specialties (neurologists, and orthopedists). Negative influencing factors were physician's specialty (internists) and medical institution (primary institutions). Conclusion: Despite the implementation of DUR, 3 out of 1,000 study subjects received contraindicated drug combinations that caused serotonin syndrome. Hence, it is necessary to comply with the DUR and improve it in accordance with international MDBs.

Review of Multilateral Development Bank's Methodologiesfor Consideration of Climate Change Impactsin Project Due Diligence (기후변화 영향평가와 사업심사 연계를 위한 다자개발은행의 방법론 고찰)

  • Jang, Yoojung
    • Journal of Environmental Impact Assessment
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    • v.31 no.2
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    • pp.106-116
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    • 2022
  • Multilateral Development Banks (MDBs) have actively responded to global climate change, and developed and operated the Common Principles for Climate Finance Tracking. They estimate climate finance in a granular manner with a conservative view. In other words, the MDBs track their financing only for those elements or proportions of projects that directly contribute to or promote climate adaptation or mitigation. The MDBs have reported jointly on climate finance since the first edition in 2012, which reported for 2011 and up to the 10th edition in 2021, which reported for 2020. MDBs apply two difference methodologies for adaptation and mitigation. For adaptation, the methodology is based on a context and location specific approach and captures the amounts associated with activities directly linked to vulnerability to climate change. For mitigation, it is evaluated in accordance with a comprehensive list of activities thatreduce greenhouse gas emissions. The result of climate risk assessment is one of the major due diligence items for MDBs alongside with that of environmental and social impact assessment. Under the circumstance that many countries endeavor to deal with climate change at project level, it is meaningful to understand how MDBs have addressed climate change issues in their project approval process. This would be a good reference to establish a methodology for responding to climate change and to expand scope of environmental and social impact assessment.

Schema Integration in Multidatabase System Using the Extension of SQL3 (SQL3 확장에 의한 멀티데이터베이스 시스템의 스키마 통합)

  • 김미연;송주원;백두권
    • Proceedings of the Korean Information Science Society Conference
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    • 2000.04b
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    • pp.175-177
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    • 2000
  • 이기종 DB에 분산 저장되어 있는 데이터를 통합하여 사용자가 단일한 환경 내에서 각종 데이터를 접근, 관리할 수 있는 기술로써 멀티데이터베이TM 시스템(Multidatabase System:MDBS)이 연구되어 왔다. 그러나, 기존의 MDBS 는 사용하는 통합 모델에 따라 데이터 정의 언어나 데이터 처리 언어를 새로 정의하여 사용하였기 때문에, 지역 데이터베이스 시스템의 사용자는 새로운 데이터 모델과 데이터베이스 언어를 습득해야 하는 문제가 발생한다. 그러므로, 이를 해결하기 위해 현재 표준으로 진행되고 SQL3를 기반으로 한 MDBS의 개발이 요구된다. 본 논문에서는 SQL3를 확장한 멀티 데이터베이스 질의 언어(Multidatabase Query Language: MQL)를 제시하고 MQL을 이용한 3단계 스키마 통합 방안을 제안하고자 한다.

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Global Concurrency Control using Message Ordering of Group Communication Messaging System in Multidatabase (그룹통신 메시징 시스템의 메시지 순서를 이용한 멀티 데이터베이스에서 전역 동시성 제어 기법)

  • 문애경;남궁한;조행래
    • The Journal of Korean Institute of Communications and Information Sciences
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    • v.29 no.5B
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    • pp.520-530
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    • 2004
  • A multidatabase system (MDBS) is designed to provide universal access to distributed data across multiple autonomous, heterogeneous local database systems (LDBSs). In this paper, we propose a global concurrency control (GCC) algorithm in MDBS. The proposed GCC algorithm adopts the idea of message ordering in group communication messaging system. A necessary condition of GCC algorithm is that global transactions are serialized in the same order at all LDBSs that they execute. n all operations of a transaction are bundled in a single message and the message arrives at LDBSs in the same order using message ordering property, each LDBS can perform subtransactions in the same order. As a result, message ordering allows to determine easily the relative serialization order of global transactions, and then it can support a local autonomy without any information about the serialization order of transactions executing locally.

A Conceptual Schema Integration through Extraction of Common Similar Subschemas : An Case Study of Multidatabase System (공통 유사 서브스키마 추출을 통한 개념적 스키마 통합 : 다중 데이터베이스 시스템 적용사례)

  • Koh, Jae-jin;Lee, Won-Jo
    • The KIPS Transactions:PartD
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    • v.11D no.4
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    • pp.775-782
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    • 2004
  • Recently, most of global enterprises have geographically distributed organization, thus have distributed information systems which have distributed database systems. So, it is difficult for these systems to provide common views for the application programs of end users. One of solutions to solve these difficulties is an MDBS(Multidatabase System) A method to effectively implement MDBS is a schema integration. This paper proposes a methodology for a schema integration through extraction of common similar subschemas Our methodology is consisted of 5 phases : affinity analysis, extraction of similar subschemas, decision of imtegration order, resolution of semantic conflict, and schema integration. To verify the usability of our methodology, a case study is implemented with an object of MDBS. At a result, our approach can effectively be applied to the extraction of common similar subschemas and schema integration.

Joint Crediting Mechanism under the Paris Agreement and Its Implication to the Climate Policy in Korea

  • Jung, Tae Yong;Sohn, Jihyun
    • Journal of Climate Change Research
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    • v.7 no.4
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    • pp.373-381
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    • 2016
  • Before the Conference of Parties (COP) 21 of the United Nations Framework Convention on Climate Change (UNFCCC) in 2015, most parties of UNFCCC had submitted their intended nationally determined contributions (INDCs) and to achieve their voluntary targets, some parties consider using international market mechanisms. As one of such mechanisms, Japan promoted its own bilateral mechanism called Joint Crediting Mechanism (JCM). In this study, feasibility studies and projects under JCM have been analyzed by project type, sector, country and region, which could provide some implications in designing Korea's future climate policy to achieve Korea's targets of 11.7% using international market mechanism in INDC. Since 2010, JCM has promoted 542 projects and feasibility studies in 44 countries according to the Institute for Global Environmental Strategies (IGES) database. Among 542 projects, about 80% were feasibility studies implying that JCM was more focused on project identification. However, current trends of JCM show that more projects will be soon implemented based on these feasibility studies. For sectoral categorization, projects were categorized into seven sectors-energy technology, energy efficiency, renewable energy, waste management, city, strategic planning and projects related to the country's efforts to reduce emissions from deforestation and forest degradation (REDD+). JCM projects were mitigation focused with more than 70% of projects were related to energy efficiency, renewable energy and energy technology. At the regional and country level, JCM is highly focused on Asia and especially, more than 100 projects were developed in Indonesia. Based on the analysis of JCM, in order to develop bilateral international mechanism for Korea, it is worthwhile to emphasize that Korea considers Asian countries as her partner. In addition, Korea may consider the collaboration with Multilateral Development Banks (MDBs) to implement projects identified by Korea and Asian partner countries. Furthermore, strategically, it is recommendable to develop jointly with Japan who has already capacity and networks with other Asian countries to mitigate GHG emissions. Such financial resources from MDBs and Japan may contribute to meet the 11.3% of GHG reduction target from abroad according to INDC of Korea.

A Global Concurrency Control Algorithm based on Relaxed Control Criterion in distributed Multidatabase Systems (분산 다중 데이터베이스 시스템에서 완화된 제어 기준을 기반으로 한 전역 동시성 제어 알고리즘)

  • Sin, Dong-Cheon;Kim, Jin-Bae
    • The Transactions of the Korea Information Processing Society
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    • v.6 no.11
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    • pp.2889-2899
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    • 1999
  • To maintain the traditional notion of global serializability in multidatabase systems has been recognized as one of difficult problems due to the autonomy of participating local database systems. In this paper, we propose a global concurrency control algorithm based on the relaxed concurrency control criterion in distributed MDBs, which can be applied to applications in which the database integration has no effect on the integrity constraints. In the proposed algorithm, the process to determine whether a global transaction can be executed or not consists of intra-validation phase and inter-validation phase.

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CST-Tree with improved Mint system multimedia content using the refine (CST-트리를 채택한 Mint 시스템을 이용한 멀티미디어 콘텐츠 검색 개선)

  • Jung, Myoung Jin;Cho, Sung Je
    • Journal of Korea Society of Digital Industry and Information Management
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    • v.9 no.3
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    • pp.145-153
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    • 2013
  • Multimedia contents' searching methods in existing mobile computer environment tend to be brought with many over heads when attempting to search data in large bulks. The MINT system has been studied to resolve such problem. However, MINT system delivers many over heads by searching multimedia contents through applying B-Tree. The suggested method is said to be CST-MCR searching system based on CST-Tree. The specific characteristic of this method is improved MINT system by applying CST-Tree's index. The result of capacity evaluation came out with improved capacity of 4.27% from MINT system and CST-MCR methods in average. Conclusively, it has been proven that the suggested method is superior.

Integrated Data Environment (IDE): Concept & Implementation Technology (통합 데이타 환경: 개념 및 구현기술)

  • 김덕현
    • The Journal of Society for e-Business Studies
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    • v.1 no.1
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    • pp.69-92
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    • 1996
  • An Integrated Data Environment (IDE) is the end state of the CALS vision. It refers to an environment where all the data generated from the entire lifecycle activities of a product can be shared by anyone that participates in the management. engineering, manufacturing, or support of the product, although the data are geographically distributed and are maintained in heterogeneous platforms. The primary purpose of this paper is to introduce the fundamental concept, architecture, and core implementation technology of an IDE. The secondary purpose is to suggest some strategic directions to the planning staffs in both government and industry. and to suggest some research issues to the researchers in academia. The reference architecture of an IDE being developed by the US DoD and that of NIIIP (National Industrial Information Infrastructure Protocol) being developed by a consortium are discussed. Two principal issues of implementing an integrated database, i.e., distributed object computing including CORBA and multi-database system (MDBS) are reviewed. As a conclusion. the author suggests that daring investment in prototyping an IDE by a nationwide consortium is essential to keep up with the advanced countries in CALS implementation.

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Credit Enhancement and its Risk Factors for IPP Projects in Asia: An Analysis by Network

  • Chowdhury, Abu Naser;Chen, Po-Han
    • International conference on construction engineering and project management
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    • 2015.10a
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    • pp.122-126
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    • 2015
  • Credit enhancement is absolutely essential for financing Independent Power Producer (IPP) projects in Asia particularly for countries whose sovereign credit rating is on non-investment grade and foreign investment is difficult to achieve. Due to nexus of agreements among varies parties in IPP project, it is hard to clearly visualize the roles of these agreements. Examples are: What credit enhancement factors are most influential to minimize the associated risks of IPP projects? Why are they powerful? What are their roles? Who are less powerful and what are the obstacles that causes them less powerful? A research is conducted to identify the credit enhancement factors for IPP projects in Asia. IPP professionals validated 27 out of 28 identified credit enhancement factors, and five factor groupings were made through factor analysis. Afterwards, network theory is applied to find the unanswered questions, which by graphical and mathematical representations show that the host government's credit enhancement, MDBs, ECAs and other parties' credit enhancement are prominent and of great importance to handle the associated risks of IPP projects in Asia

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