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The VLDB Journal OnlineFirst articles

18.06.2021 | Regular Paper

Fast data series indexing for in-memory data

Data series similarity search is a core operation for several data series analysis applications across many different domains. However, the state-of-the-art techniques fail to deliver the time performance required for interactive exploration, or …

14.06.2021 | Regular Paper Open Access

Data dependencies for query optimization: a survey

Effective query optimization is a core feature of any database management system. While most query optimization techniques make use of simple metadata, such as cardinalities and other basic statistics, other optimization techniques are based on …

12.06.2021 | Special Issue Paper

A fractional memory-efficient approach for online continuous-time influence maximization

Influence maximization (IM) under a continuous-time diffusion model requires finding a set of initial adopters which when activated lead to the maximum expected number of users becoming activated within a given amount of time. State-of-the-art …

05.06.2021 | Regular Paper Open Access

: An efficient deep reinforcement learning-based automatic cloud database tuning system

Configuration tuning is vital to optimize the performance of a database management system (DBMS). It becomes more tedious and urgent for cloud databases (CDB) due to diverse database instances and query workloads, which make the job of a database …

05.06.2021 | Regular Paper

ExactSim: benchmarking single-source SimRank algorithms with high-precision ground truths

SimRank is a popular measurement for evaluating the node-to-node similarities based on the graph topology. In recent years, single-source and top-k SimRank queries have received increasing attention due to their applications in web mining, social …

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Über diese Zeitschrift

Published on behalf of the VLDB Endowment, this journal contains scholarly contributions that examine information system architectures, the impact of technological advancements on information systems, and the development of novel database applications.

The VLDB Journal also publishes a number of special issues in addition to the regular ones. One issue of each volume (usually the third) is devoted to selected papers from the previous year's VLDB Conference. Other special issues focus on information that the Editors and the Editorial Board determine to be of importance to the database community, including:

- Privacy-Preserving Data Management

- Integration of databases and information retrieval

- Data Management, Analysis and Mining for the Life Sciences

- Data Stream Processing

- XML Data Management

- E-Services

- Databases and the Web

- Multimedia Databases.

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