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I do not believe that GDAL cares anything about the foreign key constraints and relational model. It has just made to handle one layer at a time. I would consider to copy your int4 primary keys into normal attributes and take care on the Spatialite side that they are unique over all your distinct databases. Once source data is in order you can append all ...


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I would not know of such considerations. I wonder if performance of reading the project file is really something worth tuning, as most likely any performance impact rather is caused by other things like loading layers from providers. Is there any problem with parsing that needs to be fixed? I wonder what you are referring to with "hide changes behind an ...


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This is an answer to how you could design a heatmap. My suggestion is you look into the Quarter Degree Grid Cell system. QDGC represents a way of making (almost) equal area squares covering a specific area to represent specific qualities of the area covered. The squares themselves are based on the degree squares covering earth. Around the equator we have 360 ...



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