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  1. 1
    A systematic literature review of skyline query processing over data stream

    A systematic literature review of skyline query processing over data stream by Mohamud, Mudathir Ahmed, Ibrahim, Hamidah, Sidi, Fatimah, Rum, Siti Nurulain Mohd, Dzolkhifli, Zarina Binti, Xiaowei, Zhang, Lawal, Ma’aruf Mohammed

    Published 2023
    “…The results show that the identified skyline approaches are driven by the need to expedite the skyline query processing mainly due to the fact that data streams are time varying (time sensitive), continuous, real time, volatile, and unrepeatable. …”
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  2. 2
    A systematic literature review of skyline query processing over data stream

    A systematic literature review of skyline query processing over data stream by Mudathir Ahmed, Mohamud, Hamidah D., Ibrahim, Fatimah, Sidi, Siti Nurulain, Mohd Rum, Zarina, Dzolkhifli, Xiaowei, Zhang, Lawal, Ma'aruf Mohammed

    Published 2023
    “…The results show that the identified skyline approaches are driven by the need to expedite the skyline query processing mainly due to the fact that data streams are time varying (time sensitive), continuous, real time, volatile, and unrepeatable. …”
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  3. 3
    Processing skyline queries in incomplete database: issues, challenges and future trends

    Processing skyline queries in incomplete database: issues, challenges and future trends by Gulzar, Yonis, Aljuboori, Ali A.Alwan, Salleh, Norsaremah, Alshaikhli, Imad Fakhri Taha

    Published 2017
    “…In many contemporary database applications such as multi-criteria decision-making and real-time decision-support applications, data mining, ecommerce and recommendation systems, users need query operators to process the data aiming at finding the results that best fit with their preferences. …”
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  4. 4
    Efficient management of Top-k queries over Uncertain Data Streams with dynamic Sliding Window Model

    Efficient management of Top-k queries over Uncertain Data Streams with dynamic Sliding Window Model by Raja Wahab, Raja Azhan Syah

    Published 2024
    “…The Uncertain Data Stream (UDS) utilized for query processing can provide challenges in many technical contexts owing to its inherent inconsistency, ambiguity, and time delay in interpreting information. …”
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  5. 5
    Optimizing B-tree search performance of big data sets / Mohsen Marjani

    Optimizing B-tree search performance of big data sets / Mohsen Marjani by Mohsen , Marjani

    Published 2017
    “…However, current indexing techniques have low efficiency and poor real-time performance in an actual query when involving big data. …”
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  6. 6
    D-SKY: a framework for processing skyline queries in a dynamic and incomplete database

    D-SKY: a framework for processing skyline queries in a dynamic and incomplete database by Gulzar, Yonis, Alwan, Ali Amer, Ibrahim, Hamidah, Xin, Qin

    Published 2018
    “…Processing skyline queries in incomplete data is challenging, particularly, for a database with dynamic contents in which the database is frequently updated. …”
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  7. 7
    Processing skyline queries in centralised and distributed incomplete databases

    Processing skyline queries in centralised and distributed incomplete databases by Alwan, Ali Amer

    Published 2013
    “…Several experiments on synthetic and real datasets have been conducted. The results showed that our proposed approach for processing skyline queries in incomplete database has reduced the number of pairwise comparisons in the range of 75%-93% and the processing time in the range of 50%-89% compared to the previous approach. …”
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  8. 8
    Efficient skyline query processing in incomplete graph databases using machine learning techniques

    Efficient skyline query processing in incomplete graph databases using machine learning techniques by Noor, Ubair, Hassan, Raini, Dwi Handayani, Dini Oktarina

    Published 2025
    “…Processing skyline queries in such massive, incomplete graphs is computationally intensive due to missing values and high-dimensional data. …”
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  9. 9
    Analyzing Power Consumption in Query Processing for Centralized Database System

    Analyzing Power Consumption in Query Processing for Centralized Database System by Mohd Bohari, Muhammad Nasrulhaq

    Published 2012
    “…In supporting to green computing, this project is being carried out with the main purpose to analyze the efficient performance of query processing activity in consuming power from a centralized database by implementing different query strategies in data grouping. …”
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  10. 10
    Skyline queries computation on crowdsourced- enabled incomplete database

    Skyline queries computation on crowdsourced- enabled incomplete database by Swidan, Marwa B., Alwan, Ali A., Turaev, Sherzod, Ibrahim, Hamidah, Abualkishik, Abedallah Zaid, Gulzar, Yonis

    Published 2020
    “…Processing skyline queries over incomplete databases impose a number of challenges that negatively influence processing the skyline queries. …”
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  11. 11
    Building textual OLAP cubes using real-time intelligent heterogeneous approach

    Building textual OLAP cubes using real-time intelligent heterogeneous approach by Alzeini, Haytham I. M., Hameed, Shihab A., Habaebi, Mohamed Hadi

    Published 2018
    “…In this context, the approach (a) exploits the GPU along with the CPU in order to process textual data. (b) Stores the queries aggregations’ hash table in the global memory such that the higher aggregations levels are being answered in a shorter time (c) Introduces an intelligent self-evaluating mechanism (ISEM), that evaluates the resource efficiency on query-basis by deciding which resource (CPU or GPU+CPU) is more reliable to process each query. …”
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  12. 12
    CSQUiD: an index and non-probability framework for constrained skyline query processing over uncertain data

    CSQUiD: an index and non-probability framework for constrained skyline query processing over uncertain data by Lawal, Ma'aruf Mohammed, Ibrahim, Hamidah, Mohd Sani, Nor Fazlida, Yaakob, Razali, Alwan, Ali A.

    Published 2024
    “…Therefore, this work introduces an index, non-probability framework named Constrained Skyline Query processing on Uncertain Data (CSQUiD) aiming at reducing the computational time in processing constrained skyline queries over uncertain high-dimensional data. …”
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  13. 13
    Skyline queries computation on crowdsourced- enabled incomplete database

    Skyline queries computation on crowdsourced- enabled incomplete database by Swidan, Marwa, Aljuboori, Ali A.Alwan, Turaev, Sherzod, Ibrahim, Hamidah, Zaid Abualkishik, Abedallah, Gulzar, Yonis

    Published 2020
    “…Processing skyline queries over incomplete databases impose a number of challenges that negatively influence processing the skyline queries. …”
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  14. 14
    IDSA: an efficient algorithm for skyline queries computation on dynamic and incomplete data with changing states

    IDSA: an efficient algorithm for skyline queries computation on dynamic and incomplete data with changing states by Gulzar, Yonis, Alwan, Ali Amer, Ibrahim, Hamidah, Turaev, Sherzod, Wani, Sharyar, Soomo, Arjumand Bano, Hamid, Yasir

    Published 2021
    “…Data incompleteness causes several challenges on skyline queries such as losing the transitivity property of the skyline technique and the test dominance process between tuples being cyclic. …”
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  15. 15
    IDSA: an efficient algorithm for skyline queries computation on dynamic and incomplete data with changing states

    IDSA: an efficient algorithm for skyline queries computation on dynamic and incomplete data with changing states by Gulzar, Yonis, Alwan, Ali Amer, Ibrahim, Hamidah, Turaev, Sherzod, Wani, Sharyar, Soomro, Arjumand Bano, Hamid, Yasir

    Published 2021
    “…Data incompleteness causes several challenges on skyline queries such as losing the transitivity property of the skyline technique and the test dominance process between tuples being cyclic. …”
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  16. 16
    Optimizing skyline query processing in incomplete data

    Optimizing skyline query processing in incomplete data by Gulzar, Yonis, Alwan, Ali Amer, Turaev, Sherzod

    Published 2019
    “…Hence, missing data pose new challenges if the processing skyline queries cannot easily apply those methods that are designed for complete data. …”
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  17. 17
    Query rewriting using multitier materialized views for Cyber manufacturing reporting

    Query rewriting using multitier materialized views for Cyber manufacturing reporting by Md Khushairi, Norazah, Emran, Nurul Akmar, Mohd Yusof, Mokhtar

    Published 2018
    “…Within cyber manufacturing context, Internet of Data (IoD) technology has enabled manufacturing sector to store and transfer mass data rapidly for processing. …”
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  18. 18
    Database tuning using oracle materialized view for manufacturing industry

    Database tuning using oracle materialized view for manufacturing industry by Md Khushairi, Norazah, Emran, Nurul Akmar, Menon, Anil Kumar

    Published 2018
    “…The need to maintain database performance in Silterra Malaysia is crucial as data produced from complex manufacturing processes must be recorded in timely manner for reporting purposes. …”
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  19. 19
    Service differentiation for collaborative caching query process in mobile database

    Service differentiation for collaborative caching query process in mobile database by Elfaki, Mohamed Ahmed, Ibrahim, Hamidah, Mamat, Ali, Othman, Mohamed

    Published 2011
    “…With the dramatic explosion of the real time mobile application, mobile computing is undergoing a transition from a data communication infrastructure to a global information utility. …”
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  20. 20
    Data virtualization design model for near real time decision making in business intelligence environment

    Data virtualization design model for near real time decision making in business intelligence environment by Albadri, Ayad Hameed Mousa

    Published 2017
    “…ETL operates at pre-defined times and requires time to process and transfer data. …”
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