* executor: adjust 'show create table'
show create table should not print the charset of the column
if it is the same with table charset( same with MySQL)
* update:change the test
* update: add test to improve CodeCov
* style: update the variable
* fix test
* Wait for change parser
* just need to test
* change go.mod
* fix invalid pointer access
* Revert "update:change the test"
This reverts commit 64b381b2e95f151a9756d67ba52b60f694573cf9.
* Revert "fix test"
This reverts commit 98e00954064c9f5a6aa4ae1d4fb529e27cfabf4e.
* Revert "update: add test to improve CodeCov"
This reverts commit a32d6e992ca239e893f0615cea988838f3952dd7.
* passed test(need change test data)
* add judge when show create table
* fix logic wrong
* add test
* change variable name
* revert something because complex
* update go.mod
* update go.mod