InsertQuery   (children 2)
 Identifier mult_tab
 SelectWithUnionQuery (children 1)
  ExpressionList (children 1)
   SelectQuery (children 3)
    ExpressionList (children 5)
     Literal \'2018-01-31\'
     Identifier number
     Identifier number
     Literal UInt64_0
     Function if (children 1)
      ExpressionList (children 3)
       Function less (children 1)
        ExpressionList (children 2)
         Identifier number
         Literal UInt64_64
       Literal UInt64_1
       Literal Int64_-1
    TablesInSelectQuery (children 1)
     TablesInSelectQueryElement (children 1)
      TableExpression (children 1)
       TableIdentifier system.numbers
    Literal UInt64_128
