SelectWithUnionQuery (children 1) ExpressionList (children 1) SelectQuery (children 2) ExpressionList (children 1) Function if (children 1) ExpressionList (children 3) Function equals (children 1) ExpressionList (children 2) Function modulo (children 1) ExpressionList (children 2) Identifier number Literal UInt64_5 Literal UInt64_0 Literal NULL Function toDateTimeOrZero (children 1) ExpressionList (children 2) Function toString (children 1) ExpressionList (children 1) Function multiply (children 1) ExpressionList (children 2) Identifier number Literal UInt64_10000 Literal \'UTC\' TablesInSelectQuery (children 1) TablesInSelectQueryElement (children 1) TableExpression (children 1) Function numbers (children 1) ExpressionList (children 1) Literal UInt64_20