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Tag: where-clause

Oracle – Count based on previous and next column

I’ve got a rather unusual question about some database query with oracle. I got asked if it’s possible to get the number of cases where the patient got a resumption on the same station they were discharged from within 48 / 72 hours. Consider the following example: Case Station From To 1 Stat_1 2020-01-03 20:10:00 2020-01-04 17:40:00 1 Stat_2 2020-01-04

MySQL use JSON_CONTAINS with a subquery

I’m trying to make a subquery inside JSON_CONTAINS to have a results like this This is what I have tried But since the subery query returns Client instead of “Client” JSON_CONTAINS doesn’t accept the value. ERROR 3141 (22032): Invalid JSON text in argument 1 to function json_contains: “Invalid value.” at position 0. Answer You could just concat the double quotes

MySQL multiple columns in ALL clause [closed]

Closed. This question needs details or clarity. It is not currently accepting answers. Want to improve this question? Add details and clarify the problem by editing this post. Closed 1 year ago. Improve this question Why it is not allowed to do the following? But it is possible to do Answer Assuming that this is the query you wanted to

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