18.2.1 New features

DataLink:

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  Increased download limit from 1000 to 5000 sources;

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  Added pop-up window to inform users that data is being prepared for download;

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  Updated layout of and enriched textual help in the DataLink wizard;

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  Added support for ECSV file format (Aldcroft and Taylor 2021);

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  Added support for the COMBINED CSV data structure (see the DataLink bulk-download products tutorial on https://www.cosmos.esa.int/web/gaia-users/archive/help);

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  Added support for variable-length arrays in FITS serialisation.

Web user interface:

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  Updated design of the basic search tab;

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  Updated the query examples;

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  Added support for users to rename user table and column names;

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  Added support for FITS format in table upload service;

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  Added support for ECSV format (Aldcroft and Taylor 2021) for download and upload;

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  Implemented an Archive status semaphore at https://gaia.esac.esa.int/gaiastatus/.

Other:

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  Upgraded TAP interfaces to version 1.1, increasing functionalities and compliance with VO tools and services;

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  Added ADQL user-defined function (UDF) descriptions to TAP capabilities;

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  Upgraded VOTable to version 1.4 (see https://www.ivoa.net/documents/VOTable/);

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  Various HW/SW upgrades;

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  Various Astroquery enhancements and bug fixes (see https://astroquery.readthedocs.io/en/latest/);

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  Various software bug fixes.