COL.014 modify the judgment about the character set;COL.012/COL.015 add the judgment about the json type;ALT.001 modify the judgment about the ;fix func ShowCreateTable's error when table is partition;

  remove fmt.Println debug output
  LIT.003 remove varchar, text check for primary key

  WHEN InvisibleUnicode IN SQL give suggestion
  update test cases golden file

  SELECT c1, c2, c3, FROM tb WHERE id < 1000 AND content="mytest* as test"

  update table1 set a = ( select a from table2 where b=1 and c=2) and b=1 where d=2
  update table1 set a = ( select a from table2 where b=1 and c=2), b=1, c=2 where d=2

  replace test-cli percent number with n% for CI

  COL.014 support NVARCHAR
  COL.013 support zero time

- Fix RuleImplicitConversion(ARG.003) with INT and DECIMAL
- Fix RuleImplicitConversion duplicate suggest when use IN () operator

  fix #213 CLA.001 NO WHERE CONDITION
  fix PRIMARY key append to multi column index

  1. update change log
  2. fix ERR parse bug

  go test -update ./...

  https://github.com/XiaoMi/soar/issues/98

  col = 1 OR col IS NULL
  col1 = 1 OR col2 = 1

  sleep(), benchmark(), get_lock, release_lock() are
  dangerous function may not be used in online.

  WHERE col = col = '' and col1 = 'xx'

* import bats for cli test

  https://github.com/sstephenson/bats

* add simple test case for cli use bats

* format main.bats add env

* replace main_test.sh with main.bats

  make explain suggestion sorted
  make index suggestion sorted

* add test database world_x

* update bats golden result

* make docker add 180s timeout

  1. add timeout for docker start
  2. add not explain able sql test case into explain_test.go

* explain info Using index VS Using index condition

  remove nonappearence key from explain extra info

* add timeout for test

* fix #178  JSON datatype only support utf8mb4 now

* splitstatement support optimizer hint

  https://dev.mysql.com/doc/refman/8.0/en/optimizer-hints.html
  https://dev.mysql.com/doc/refman/8.0/en/comments.html

* vendor daily update

* format explain suggestion content