SelectWithUnionQuery (children 1) ExpressionList (children 1) SelectQuery (children 2) ExpressionList (children 1) Function multiIf (children 1) ExpressionList (children 5) Function equals (children 1) ExpressionList (children 2) Function modulo (children 1) ExpressionList (children 2) Identifier col1 Literal UInt64_2 Literal UInt64_0 Literal Array_[\'foo\', \'bar\'] Literal UInt64_1 Function array (children 1) ExpressionList (children 2) Literal \'foo\' Identifier col5 Literal Array_[\'foo\', \'bar\'] TablesInSelectQuery (children 1) TablesInSelectQueryElement (children 1) TableExpression (children 1) TableIdentifier multi_if_check