On 11/15/18, Jake Thaw <jaket...@gmail.com> wrote:
> The following returns an erroneous fsdir error. Tested on macOS 10.13.6.
>
> SQLite version 3.25.3 2018-11-05 20:37:38
> Enter ".help" for usage hints.
> Connected to a transient in-memory database.
> Use ".open FILENAME" to reopen on a persistent database.
> sqlite> CREATE TABLE d AS SELECT '.' d;
> sqlite> CREATE TABLE x AS SELECT 1 x;
It works if you add "ANALYZE;" here, so that the query planner knows
that both d and x are one-row tables.
> sqlite> SELECT name
> ...> FROM d
> ...> JOIN x
> ...> JOIN fsdir(d)
> ...> ORDER BY 1;
> Error: table function fsdir requires an argument
> sqlite>
>
>
> These variants all run as expected:
>
> SELECT name
> FROM d
> JOIN x
> JOIN fsdir('.')
> ORDER BY 1;
>
> SELECT name
> FROM (SELECT '.' d)
> JOIN (SELECT 1 x)
> JOIN fsdir(d)
> ORDER BY 1;
>
> SELECT name
> FROM d
> JOIN x
> JOIN fsdir(d);
>
> SELECT name
> FROM d
> JOIN fsdir(d)
> ORDER BY 1;
>
> Regards
>
> Jake
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>
--
D. Richard Hipp
d...@sqlite.org
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