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Save or return database query results as JSON

JSON has become the common format to store structured information in text files. Further, web services tend to return JSON these days. XML seems to have lost the battle as it generates too much meta-information nobody needs. In addition, developers hardly need the validation of XML documents which is not possible to implement using JSON.

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5-Minute-Snack: Exporting data using FireDAC

Happy New Year!

A couple of weeks ago I showed how to use FireDAC to import text data into datasets. Furthermore, Local SQL was used to filter and make other changes to the data.

Delphi also offers very simple means to export data from a query or dataset in a file.

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