InsertQuery   (children 2)
 Identifier test_block_numbers
 SelectWithUnionQuery (children 1)
  ExpressionList (children 1)
   SelectQuery (children 3)
    ExpressionList (children 1)
     Function max (alias m) (children 1)
      ExpressionList (children 1)
       Identifier max_block_number
    TablesInSelectQuery (children 1)
     TablesInSelectQueryElement (children 1)
      TableExpression (children 1)
       TableIdentifier system.parts
    Function and (children 1)
     ExpressionList (children 4)
      Function equals (children 1)
       ExpressionList (children 2)
        Identifier database
        Function currentDatabase (children 1)
         ExpressionList
      Function equals (children 1)
       ExpressionList (children 2)
        Identifier table
        Literal \'dst\'
      Identifier active
      Function like (children 1)
       ExpressionList (children 2)
        Identifier name
        Literal \'1_%\'
