Converter between world generators?
can you switch between v6 and v7 world types on a world originally made for v6?
FOSS gamedev and creative worlds
https://forums.minetest.org/
Don wrote:It would be interesting to try it. Make a backup of your world and then switch to a different gen.
/deleteblocks here [radius] - Removes the MapBlock the player is in, from the database. As this triggers mapgen, this might start mechanisms like mud reflow or cavegen which very likely affect mapblocks outside the specified range. 113 blocks are a safe-distance for a server with no interfering mods. Radius is an optional argument to specify the range in which MapBlocks are deleted