Complex query with table alias will cause error when has `

[sunsun314]

• dble version： 2.18.07.2
• preconditions ：
  no
• configs：

schema.xml
default Config
rule.xml
default Config

server.xml
default Config

• steps：
  execute select A.* FROM (select travelrecord.id,test_s.name from test_s, travelrecord where travelrecord.id = test_s.id) A where A.id = 99 order by A.id;
• expect result：
  Empty set (0.01 sec)
• real result：
  ERROR 4004 (HY000): child table a not exist!

/label ~BUG

[FlyingMao]

verified version:5.6.29-dble-9.9.9.9-36b8e8b-20180820072207