InsertQuery (children 2) Identifier 02416_test SelectWithUnionQuery (children 1) ExpressionList (children 1) SelectQuery (children 2) ExpressionList (children 2) Function concat (children 1) ExpressionList (children 2) Function toString (children 1) ExpressionList (children 1) Identifier number Literal \'_1\' Identifier number TablesInSelectQuery (children 1) TablesInSelectQueryElement (children 1) TableExpression (children 1) Function numbers (children 1) ExpressionList (children 1) Literal UInt64_1000