[Mobilitydb-users] [Mobilitydb-dev] Joint release candidate 1.1 of MobilityDB, MEOS, and PyMEOS

[Esteban Zimanyi]

Alas, we have our annual summer school at Padova
https://web.math.unipd.it/eBISS24/


On Sun, Feb 4, 2024 at 10:32 AM Anita Graser <anitagraser at gmx.at> wrote:

> Congratulations to the whole team. That's excellent news.
>
> By the way, are you planning a Mobility DB presence at FOSS4G Europe?
> (It's the week after MDM2024.)
>
> Regards,
> Anita
>
>
> On Saturday, 03. February 2024 21:06:49 (+01:00), Esteban Zimanyi via
> Mobilitydb-dev wrote:
>
> The MobilityDB team is proud to announce that the joint release candidate
> 1.1 of MobilityDB, MEOS, and PyMEOS
> https://github.com/MobilityDB/MobilityDB/releases/tag/v1.1.0rc1
> https://github.com/MobilityDB/PyMEOS/releases/tag/pymeos-1.1.3rc1
> is now available for download. This release contains all the features that
> will be available in the final release.
>
> In the spirit of the open source PostgreSQL community, we strongly
> encourage you to test the new features of MobilityDB 1.1 on your systems to
> help us eliminate possible issues that may exist. We encourage you to find
> ways to run your typical application workloads against this candidate
> release. The final 1.1 release is planned in a few weeks after we have
> received user's feedback regarding the current candidate release.
>
> MobilityDB 1.1 Feature Highlights
> ---------------------------------------------
> MobilityDB 1.1 is a major revision with respect to the initial version
> 1.0. The most important change in version 1.1 was to extract the core
> functionality for temporal and spatiotemporal data management from
> MobilityDB into the Mobility Engine Open Source (MEOS) C library.
> https://libmeos.org/
> In this way, the same functionality provided by MobilityDB in a database
> environment is available in a C program to be used, for example, in a
> streaming environment.
>
> The MEOS library for mobility management provides similar functionality as
> the Geometry Engine Open Source (GEOS) C/C++ library for computational
> geometry. In addition, bindings for the MEOS library in other programming
> languages are available, in particular for Java with JMEOS, for C# with
> MEOS.NET and for SparkSQL.
> https://github.com/MobilityDB/JMEOS
> https://github.com/MobilityDB/MEOS.NET
> https://github.com/MobilityDB/MobilitySpark
> Drivers for other programming languages and environments such as
> Javascript, Rust, and DuckDB are being developed.
>
> Several changes were necessary with respect to MobilityDB version 1.0 to
> enable the above. An important one was the definition of new data types
> span and spanset, which provide similar functionality to the PostgreSQL
> data types range and multirange but can also be used in various programming
> environments regardless of PostgreSQL. These are template types, which
> means that they are containers of other types, in a similar way as lists
> and arrays contains values of other types. Furthermore, a new template data
> type set was also added. Therefore, the types timestampset, period, and
> periodset in version 1.0 are replaced by the types tstzset, tstzspan, and
> tstzspanset in version 1.1. Finally, the API of MEOS and MobilityDB was
> streamlined to improve usability and to facilitate the other bindings that
> are currently being developed.
>
> ------------------------------------------------------------
> Prof. Esteban Zimanyi
> Department of Computer & Decision Engineering  (CoDE) CP 165/15
> Universite Libre de Bruxelles
> Avenue F. D. Roosevelt 50
> B-1050 Brussels, Belgium
> fax: + 32.2.650.47.13
> tel: + 32.2.650.31.85
> e-mail: esteban.zimanyi at ulb.be
> Internet: http://cs.ulb.ac.be/members/esteban/
> ------------------------------------------------------------
>
>
> --
> Anita Graser
> Home: http://anitagraser.com
> Mastodon: @underdarkgis at fosstodon.org
>
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