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Add example of output to latest TIL

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jbranchaud
2024-11-01 14:42:07 -05:00
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postgres/generate-random-alphanumeric-identifier.md
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@@ -32,6 +32,16 @@ select string_agg(
from positions, random_bytes, chars; from positions, random_bytes, chars;
``` ```
Here is an example of the output:
```sql
+----------+
| short_id |
|----------|
| NXdu9AnV |
+----------+
```
The The
[`generate_series`](https://www.postgresql.org/docs/current/functions-srf.html) [`generate_series`](https://www.postgresql.org/docs/current/functions-srf.html)
gives us an 8-row table from 0 to 7 that we can use as indexes into the byte gives us an 8-row table from 0 to 7 that we can use as indexes into the byte