issue_comments: 699684535
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| html_url | issue_url | id | node_id | user | created_at | updated_at | author_association | body | reactions | issue | performed_via_github_app |
|---|---|---|---|---|---|---|---|---|---|---|---|
| https://github.com/simonw/sqlite-utils/issues/179#issuecomment-699684535 | https://api.github.com/repos/simonw/sqlite-utils/issues/179 | 699684535 | MDEyOklzc3VlQ29tbWVudDY5OTY4NDUzNQ== | 9599 | 2020-09-27T20:30:31Z | 2020-09-27T20:30:31Z | OWNER | This recipe looks like it might be the way to detect floats: ```sql select value, cast(cast(value AS REAL) AS TEXT) in (value, value || '.0') as is_valid_float from ( select '1' as value union select '1.1' as value union select 'dog' as value union select null as value ) ``` Demo: https://latest.datasette.io/fixtures?sql=select%0D%0A++value%2C%0D%0A++cast%28cast%28value+AS+REAL%29+AS+TEXT%29+in+%28value%2C+value+%7C%7C+%27.0%27%29+as+is_valid_float%0D%0Afrom%0D%0A++%28%0D%0A++++select%0D%0A++++++%271%27+as+value%0D%0A++++union%0D%0A++++select%0D%0A++++++%271.1%27+as+value%0D%0A++++union%0D%0A++++select%0D%0A++++++%27dog%27+as+value%0D%0A++++union%0D%0A++++select%0D%0A++++++null+as+value%0D%0A++%29 value | is_valid_float -- | -- | 1 | 1 1.1 | 1 dog | 0 | {"total_count": 0, "+1": 0, "-1": 0, "laugh": 0, "hooray": 0, "confused": 0, "heart": 0, "rocket": 0, "eyes": 0} | 709577625 |