[FEATURE] missing feature descriptionSELECT  #1940

Grammar or Syntax Description

In Postgres, I use parent-child table inheritance logic, but when querying, the keyword "ONLY" is used.

SQL Example

• Simplified Query Example, focusing on the failing feature

select * from only sys_business_rule;
`sql
```

• Please don't send screen shots

Additional context

JSQLParser Version ： 4.6
DATA_TYPE : postgresql14