InsertQuery   (children 2)
 Identifier test_updates
 SelectWithUnionQuery (children 1)
  ExpressionList (children 1)
   SelectQuery (children 2)
    ExpressionList (children 3)
     Identifier number
     Literal \'{"a" : 42, "b" : 42, "c" : 42}\'
     Function CAST (children 1)
      ExpressionList (children 2)
       Literal \'42\'
       Literal \'Int64\'
    TablesInSelectQuery (children 1)
     TablesInSelectQueryElement (children 1)
      TableExpression (children 1)
       Function numbers (children 1)
        ExpressionList (children 1)
         Literal UInt64_1000000
