Hi Alexander,
I moved to new version 26.5 and here my results:
Please see:
Comparison (left -csv, right -Gdb) through GeoJson.
image.png (206.5 KB)
Test data(input/output/QGIS)
5335-Csv-Gdb.zip (53.5 KB)
Thanks, …...CsvDataSourceReadOpt { // Adjust separators, header row etc. if needed Delimiter...interpreted—please share a few header rows of the CSV (or a sanitized...