InsertQuery   (children 2)
 Identifier test2
 SelectWithUnionQuery (children 1)
  ExpressionList (children 1)
   SelectQuery (children 2)
    ExpressionList (children 1)
     Function if (children 1)
      ExpressionList (children 3)
       Function less (children 1)
        ExpressionList (children 2)
         Identifier id
         Literal UInt64_75000
       Identifier json
       Function CAST (children 1)
        ExpressionList (children 2)
         Literal \'{"a" : 42}\'
         Literal \'JSON\'
    TablesInSelectQuery (children 1)
     TablesInSelectQueryElement (children 1)
      TableExpression (children 1)
       TableIdentifier test
