We see large gaps in primary key column with auto_increment in mysql 8.0.31 release version in multiple tables (with default - innodb_autoinc_lock_mode = 2 (“interleaved” lock mode)). Also I understand some smaller gaps can happen in this mode. We have…
Transaction does not rollback when exception occurs outside controller The methods used inside the register function are implemented in a trait, and all side methods throw an exception in case of an error. But unfortunately, when an exception is thrown…
Good day! I have the following tables: devices (id, device_name, device_uid, device_type, account_id) device_data (id_device, timestamp, value1, value2, value3) My query: SELECT * FROM devices AS d INNER JOIN (SELECT * FROM device_data WHERE timestamp IN (SELECT MAX(timestamp) FROM device_data))…
If I have a column like this 'price' as decimal, when I get this value from Database, it returns a string instead of decimal or float. How can I fix this?
Beginning SQL learner here. I have the following database 'drink_name' with drinks (taken from Head First SQL): | Blackthorn | | Blue Moon | | Oh My Gosh | | Lime Fizz | | Kiss on the Lips | |…
i need to get the top touristCount in each month like January Zambia has 4 touristCount i need to select only Zambia for January and so on user `useri_id` | `username` | `email` | `nationality` 1 Joseph `` US 2…
I am Beginner in Spring-boot, when I try to run the Spring-boot Application then I am facing this problem when I try to run the Spring-Boot Application. Exception in thread "main" org.springframework.beans.factory.NoSuchBeanDefinitionException: No qualifying bean of type com. JPA. test.…
Basically I have below query. Select * from testtabel where call_id like '%7534567' or call_id like '%7134576' or ..... ; 7534567,7134576 are not any pattern. So I need to check any call_id which ends 7534567 or 7134576. since I have…
I'm making an web app with MySQL and PHP (OOP) thats has CRUD with multiple tables, and I'm trying to echo the variable but it returns this error: Warning: Undefined variable $id_customer Can someone help on what am I doing…
I developed a Wordpress site on localhost and I wanted to take it live. I had my domain and host, zipped the Wordpress site file from htdocs and moved it to the host https docs, exported the database to the…