tree 360112f1b306776406ddfdb3f0a0f11489fb58c2
parent 475704ec9510793a70e149b938d02569611c6177
author Zuyu Zhang <zuyu@cs.wisc.edu> 1505866649 -0500
committer Zuyu Zhang <zuyu@cs.wisc.edu> 1505866649 -0500

Prune columns after partition rule.