skylover

> @wangzhanbing thanks for this PR! I think this fix makes sense 👍 > > Is it possible to add a "localtest" for this scenario under the [`localtests/`](https://github.com/github/gh-ost/tree/master/localtests) subdirectory? OK，...

one extra question: do we meet some trouble on continuing to support for old version （5.5 5.6） ? In my company, most of mysql-instances will still be 5.6 in next...

Can someone help me review the code? @rashiq @dm-2

migrating data from origin table to ghost table uses insert-select statement, like this ``` insert /* gh-ost %s.%s */ ignore into %s.%s (%s) (select %s from %s.%s force index (%s)...

as expected, the function EnterSelect_only_statement & EnterFrom_clause & EnterWhere_clause should be called. but nothing happend.

> of course that's ok, and maybe best solution. I am trying the code supported by you Generated.zip, the output is as expected? ``` > go run Test.go -input 'select...

Do you have expected time fixing this bug ? otherwise, I think we can add a parameter to config whether to ignore upper or lower in expr