• Title/Summary/Keyword: 상속

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A Tuning Algorithm for the Multidimensional Type Inheritance Index of XML Databases (XML 데이터베이스 다차원 타입상속 색인구조의 조율 알고리즘)

  • Lee, Jong-Hak
    • Journal of Korea Multimedia Society
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    • v.14 no.2
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    • pp.269-281
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    • 2011
  • For the MD-TIX(multidimensional type inheritance index) that supports query processing for the type inheritance concept in XML databases, this paper presents an index tuning algorithm that enhances the performance of the XML query processing according to the query pattern. The MD-TIX uses a multidimensional index structure to support complex XML queries involving both nested elements and type inheritance hierarchies. In this index tuning algorithm, we first determine a shape of index page regions by using the query information about the user's query pattern, and then construct an optimal MD-TIX by applying a region splitting strategy that makes the shape of the page regions into the predetermined one. The performance evaluation results indicate that the proposed tuning algorithm builds an optimal MD-TIX by a given query pattern, and in the case of the three-dimensional query regions for the nested predicates of path length 2, the performance is much enhanced according to the skewed degree of the query region's shape.

An anthropological study on the succession to the throne among descendents in the daughter's line during early ancient Shilla period (신라상대 왕실에 있어서 외손의 왕위계승에 관한 인류학적 연구)

  • Sung Tae-kyu
    • KOMUNHWA
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    • no.63
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    • pp.43-64
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    • 2004
  • Scholars have been discussed about Korean Family History till now, however it is very doubtful that the maternal mother's family was disregarded. Perhaps, the stem of Korean family is a patrilineal society so that the maternal mother's family was disregar

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SystemVerilog-based Verification Environment using SystemC Constructs (SystemC 구성요소를 이용한 SystemVerilog 기반 검증환경)

  • Oh, Young-Jin;Song, Gi-Yong
    • Journal of the Institute of Convergence Signal Processing
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    • v.12 no.4
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    • pp.309-314
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    • 2011
  • As a system becomes more complex, a design relies more heavily on a methodology based on high-level abstraction and functional verification. SystemVerilog includes characteristics of hardware design language and verification language in the form of extensions to the Verilog HDL. However, the OOP of System Veri log does not allow multiple inheritance. In this paper, we propose adoption of SystemC to introduce multiple inheritance. After being created, a SystemC unit is combined with a SystemVerilog-based verification environment using SystemVerilog DPI and ModelSim macro. Employing multiple inheritance of SystemC makes a design of a verification environment simple and easy through source code reuse. Moreover, a verification environment including SysemC unit has a benefit of reconfigurability due to OOP.

Legal Issues regarding the Exercise of Claim of Return for Secured Portions - focusing on Supreme Court Decision 2010DA50809 Delivered on May 24, 2012- (유류분반환청구권의 행사에 관한 법적 쟁점 -대법원 2012. 5. 24 선고 2010다50809 판결을 중심으로-)

  • Chung, Ku-Tae
    • The Journal of the Korea Contents Association
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    • v.12 no.9
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    • pp.202-210
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    • 2012
  • Since Civil Law recognizes the freedom of a testament, it recognizes the freedom allowing the decedent to dispose his/her own property at his/her own intention. However, in order to prevent various abuses which may occur when the principle of freedom of testament is carried out unlimited, secured portion system is stipulated. So, absolute freedom of property disposed by the deceased is limited. Likewise, the secured portion system is introduced as the system to resolve the contradiction that exists between principle of freedom of testament and legal inheritance. Since Supreme Court Decision 2010DA50809 delivered on May 24, 2012 includes major legal issues such as how to exercise of claim of return for secured portions, transfer of the secured proportion or the claim of return for secured portions, and exercise of claim of return for secured portions against a third party. So, it has a very important meaning. In this paper, legal issues regarding the exercise of claim of return for secured portions have been reviewed with this decision.

The social historic meaning of Gangneung-Ojukhen in Joseon Dynasty (강릉(江陵) 오죽헌(烏竹軒)의 조선시대 사회사(社會史)적 의미)

  • Lee, Sang Kyun
    • Korean Journal of Heritage: History & Science
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    • v.48 no.2
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    • pp.64-81
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    • 2015
  • The Treasure No.165 of Ojukhen is a separate house(別堂) which was still remained as a gentry house in the earliest day. The formative aspects have the important meaning as the history of Korean architecture. Specially the place is famous for Shin, Saim-dang(申師任堂) gave birth to Yulgok(栗谷) Yi, I(李珥). The house was built by one's family of Gangneung Choi clan(江陵崔氏) but Son-in-law inherited the house because there was the practice of inheritance by equal distribution and the mother of Shin, Saim-dang, Yongin Lee clan(龍仁李氏) inherited Gwon, Cheo-kyun(權處均) who was her hrandson under the condition of looking after the tomb. The reason why house name was Ojukhen is that Gwon, Cheo-kyun's another name is Ojukhen. Ojukhen is cultural properties which showed the change of practicing inheritance and ancestral rites. Ojukhen has the special relationship of one's grandson and did not have such of immediate family. This is because there were customs husband had to go to married woman's house and live there during short time. Yongin Lee clan and Shin, Saimdang has lived in the Ojukhen. Yongin Lee clan lived there after marrying. Shin Saimdang also spent a time of living her house after marrying and his son(Yi, I) was born in the place. Yi, I spent their time under Yongin Lee clan and one's mother's parents. Therefore he had a good relationship with his maternal grandmother. This is why his maternal grandmother became a descendant offering sacrifice to his ancestors. The reason why Gwon, Chen-kyun looked after the tomb of Yongin Lee clan was also Gwon, Hwa(權和) became sonin-law who lives with his wife's family. Ojukhen is the showcase of finding the marriage and living manage in the early Joseon Dynasty. The most village of Buk-Pyeong(北坪村) in the Gangneung called by Yi, I's one's mother's parents' home. Since after, the place was changed as the clan village immediate family of Andong Kwang clan(安東權氏) of Gwon, Cheokyun of Chumilgong family(樞密公派). After 17C, there were social historic changings focused on relative group. Ojukhen was the start of changing the clan village. Ojukhen is cultural properties which showed inheritance, relative, marriage in the turning point of Joseon Dynasty.