InsertQuery   (children 2)
 Identifier tab_with_primary_key_index_and_skipping_index
 SelectWithUnionQuery (children 1)
  ExpressionList (children 1)
   SelectQuery (children 2)
    ExpressionList (children 2)
     Identifier number
     Function if (children 1)
      ExpressionList (children 3)
       Function modulo (children 1)
        ExpressionList (children 2)
         Identifier number
         Literal UInt64_2
       Literal UInt64_1
       Identifier number
    TablesInSelectQuery (children 1)
     TablesInSelectQueryElement (children 1)
      TableExpression (children 1)
       Function numbers (children 1)
        ExpressionList (children 1)
         Literal UInt64_10
