Hi Rob, > Is it somehow possible to get the bitmap/binary of a $variable or a > bitmap/binary-overlay of a $variable in BaseX?
What do you mean by the "bitmap/binary of a $variable"? Talking about $variable, do you refer to the declaration of a variable or its references (see e.g. [1,2])? Christian [1] https://github.com/BaseXdb/basex/blob/master/basex-core/src/main/java/org/basex/query/var/Var.java [2] https://github.com/BaseXdb/basex/blob/master/basex-core/src/main/java/org/basex/query/var/VarRef.java