SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 4)
   ExpressionList (children 1)
    Function minus (alias offset) (children 1)
     ExpressionList (children 2)
      Identifier number
      Literal UInt64_12
   ExpressionList (children 3)
    Identifier offset
    Function overlay (children 1)
     ExpressionList (children 3)
      Literal \'Spark SQL\'
      Literal \'__\'
      Identifier offset
    Function overlayUTF8 (children 1)
     ExpressionList (children 3)
      Literal \'Spark SQL和CH\'
      Literal \'之\'
      Identifier offset
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      Function numbers (children 1)
       ExpressionList (children 1)
        Literal UInt64_26
   ExpressionList (children 1)
    OrderByElement (children 1)
     Identifier number