Essays about: "Hash Tree"

Showing result 1 - 5 of 6 essays containing the words Hash Tree.

  1. 1. Using Hash Trees for Database Schema Inconsistency Detection

    University essay from KTH/Skolan för elektroteknik och datavetenskap (EECS)

    Author : Charlotta Spik; [2019]
    Keywords : Merkle Tree; Hash Tree; inconsistency detection; Anti-Entropy Repair; replica synchronization; Merkle träd; Hashträd; detektion av inkonsekvenser; Anti-Entropi Reparation; Synkronisering av replikor;

    Abstract : For this work, two algorithms have been developed to improve the performance of the inconsistency detection by using Merkle trees. The first builds a hash tree from a database schema version, and the second compares two hash trees to find where changes have occurred. READ MORE

  2. 2. Evaluation of a data type in a Manufacturing Execution System

    University essay from Uppsala universitet/Institutionen för informationsteknologi

    Author : Peter Berglund; [2019]
    Keywords : ;

    Abstract : Sandvik Coromant is currently using a Manufacturing Execution System named GSS-II used for planning, preparation, and production in the process of manufacturing hard metal inserts. The system is using an own developed data type, ParameterStack, which is used for holding the data from the database to the client. READ MORE

  3. 3. Interesting Association Rules Mining Based on Improved Rarity Algorithm

    University essay from Mittuniversitetet/Avdelningen för informationssystem och -teknologi

    Author : Lan Xiang; [2018]
    Keywords : Association rules mining; Rare pattern mining;

    Abstract : With the rapid development of science and technology, our society has been in the big data era. In human activities, we produce a lot of data in every second and every minute, what contain much information. Then, how to select the useful information from those complicated data is a significant issue. READ MORE

  4. 4. Efficient database management based on complex association rules

    University essay from Mittuniversitetet/Avdelningen för informationssystem och -teknologi

    Author : Heng Zhang; [2017]
    Keywords : Association rules; word segmentation;

    Abstract : The large amount of data accumulated by applications is stored in a database. Because of the large amount, name conflicts or missing values sometimes occur. This prevents certain types of analysis. READ MORE

  5. 5. Evaluation of Data Integrity Methods in Storage: Oracle Database

    University essay from Blekinge Tekniska Högskola/Institutionen för datalogi och datorsystemteknik; Blekinge Tekniska Högskola/Institutionen för datalogi och datorsystemteknik

    Author : Oliver Posse; Ognjen Tomanović; [2015]
    Keywords : Data Integrity; Database; Performance;

    Abstract : Context. It is very common today that e-commerce systems store sensitiveclient information. The database administrators of these typesof systems have access to this sensitive client information and are ableto manipulate it. READ MORE