Hi araza, At 3.5, it's still limited to a 32-bit space (so 2^32 worth).
From 3.6, it's 64-bit, see
https://code.kx.com/q/releases/ChangesIn3.6/#nucs-not-upwardly-compatible
Curious what you're doing with the sym file though? Large sym files in
HDBs g...