parser, variable: fix #5478, make 'set transaction read only' works.#5491

Merged

zimulala merged 1 commit intopingcap:release-1.0from winkyao:cherry_pick

Dec 25, 2017

+38-8

Commits on Dec 25, 2017

parser, variable: fix #5478 , make 'set transaction read only' works.
winkyao
committed