SelectWithUnionQuery (children 1) ExpressionList (children 1) SelectQuery (children 1) ExpressionList (children 3) Function toDateTime (alias d) (children 1) ExpressionList (children 2) Literal \'2021-08-15 18:57:56\' Literal \'UTC\' Function equals (children 1) ExpressionList (children 2) Function UUIDv7ToDateTime (children 1) ExpressionList (children 2) Function dateTimeToUUIDv7 (children 1) ExpressionList (children 1) Identifier d Literal \'UTC\' Identifier d Function equals (children 1) ExpressionList (children 2) Function UUIDv7ToDateTime (children 1) ExpressionList (children 2) Function dateTimeToUUIDv7 (children 1) ExpressionList (children 1) Function materialize (children 1) ExpressionList (children 1) Identifier d Literal \'UTC\' Identifier d