diff --git a/postgres/two-ways-to-compute-factorial.md b/postgres/two-ways-to-compute-factorial.md index 10b98dc..989f404 100644 --- a/postgres/two-ways-to-compute-factorial.md +++ b/postgres/two-ways-to-compute-factorial.md @@ -4,15 +4,6 @@ In PostgreSQL, there are two ways to compute the factorial of a number. There is a prefix operator and a postfix operator. The prefix operator is `!!` and can be used like so: -```sql -> select 5!; - ?column? ----------- - 120 -``` - -The postfix operator is `!` and can be used like so: - ```sql > select !!5; ?column? @@ -20,6 +11,15 @@ The postfix operator is `!` and can be used like so: 120 ``` +The postfix operator is `!` and can be used like so: + +```sql +> select 5!; + ?column? +---------- + 120 +``` + See the [arithmetic function docs](http://stackoverflow.com/questions/7866353/git-list-all-available-commands) for more details.