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Flip the code snippets around.

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jbranchaud
2015-12-26 16:07:08 -06:00
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commit 46211d1e3e
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18
postgres/two-ways-to-compute-factorial.md
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@@ -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 There is a prefix operator and a postfix operator. The prefix operator is
`!!` and can be used like so: `!!` and can be used like so:
```sql
> select 5!;
?column?
----------
120
```
The postfix operator is `!` and can be used like so:
```sql ```sql
> select !!5; > select !!5;
?column? ?column?
@@ -20,6 +11,15 @@ The postfix operator is `!` and can be used like so:
120 120
``` ```
The postfix operator is `!` and can be used like so:
```sql
> select 5!;
?column?
----------
120
```
See the [arithmetic function See the [arithmetic function
docs](http://stackoverflow.com/questions/7866353/git-list-all-available-commands) docs](http://stackoverflow.com/questions/7866353/git-list-all-available-commands)
for more details. for more details.