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Backward mysql table search

I have a mysql database that contains data collected from various weather sensors and the like. All the data is easy to handle apart from the raw rain fall which is by nature incremental but can be reset to zero…

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mysql select based on latest date

I have a table with non-unique value and date on it How to select values by the given tuple with the latest datetime? given tuple (foo, bar) result should be [(1, foo, 2024-05-29 03:38:12), (6, bar, 2024-05-29 08:36:14)] id value…

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Mysql – Error Code: 1364. Field 'userid' doesn't have a default value

This is the error: java.sql.SQLException: Field 'userid' doesn't have a default value at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:130) ~[mysql-connector-j-8.3.0.jar:8.3.0] This is my Entity class: @Entity @Table(name = "users") public class Users { @Id @GeneratedValue(strategy = GenerationType.IDENTITY) private int userId; } Table: CREATE TABLE `users`…

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