I’ve tried running the following query with JDBC4, which leads to a syntax error: Strangely enough, when I run the query via mysql (on the same database server), the query is accepted and run. The error message is even more confusing, as there is no closing ) on line 1. The server is running MySQL 5.1. Answer JDBC accepts parameters
Tag: mysql
Why can ‘CURRENT_DATE’ not as a parameter when using NamedParameterJdbcTemplate in JAVA?
In mysql,I use this sql and it runs well. select * from student where CREATE_TIME>=DATE_SUB(curdate(),INTERVAL 24 HOUR) Now I want to use the date as a parameter,SO I use NamedParameterJdbcTemplate,If I pass the date like ‘2020-05-30’,it also runs well.But when I pass ‘CURRENT_DATE’ or ‘curdate()’,it could not search any result.How to change my code? Answer It doesn’t work, because the
Error starting ApplicationContext in Spring when add @OneToOne Annotation
: I am a beginner in Java Spring MVC and I want to create a simple program using spring boots. But I have a problem: When I add @OneToOne and @JoinColumn to my model class, the project doesn’t start! Error: Error starting ApplicationContext. To display the conditions report re-run your application with ‘debug’ enabled. 2020-05-24 15:24:45.140 ERROR 5368 — [
how do i fetch derived/calculated column from database view or Procedure in Spring Boot using JPA/Hibernate and use it along with predefined columns?
I am working on a project as am learning Spring Boot with JPA,Hibernate with Mustache as for templates. i managed to create a view with one calculated column which calculates an remaining days from issueDate and expiryDate. the view works fine and i am able to display all columns except the calculated column. I need help figuring out how to
Strange date error between Development and Production environment
I have a strange date error that I can’t solve for days and ask for your help. I have developed in Java/Spring/Vaadin/Hibernate an app that creates a sport training every day by a user. The problem is that the training date is not displayed correctly in browser. For example, I create now a new training: On localhost shows right but
Multi-tenant hibernate doesn’t switch between tenants
I am in the middle of changing my spring + hibernate + mysql setup to be multi-tenant. First of all, I have the following in my application.properties: I am not sure if I’m supposed to make it connect to a specific schema here (test) after introducing multi-tenancy? It doesn’t make sense to me, as it’s supposed to use a default
How to store JSON file as a JSON datatype in mysql using Hibernate / Spring boot?
I’ve tried several ways of storing a json file in a database but it ends up creating different columns for each entry. I want to store it as a “json” type in a single column. Is it possible? My json file. users.json It’s a spring-boot application and I’ve the relevant controllers and services. In my domain package. (Address and Company
UnsupportedOperationException with DriverManager.getConnection() on Android
I am unable to connect JDBC to my database, getting following error Answer According to the stacktrace, the MySQL Connector/J version you are using is using a java.util.regex.Matcher feature not supported on Android (probably named groups). The workaround is to use a 5.1.x version of MySQL Connector/J instead of a 8.0.x version. However, you shouldn’t use JDBC from Android applications.
Insert data when selecting a dropdown option, MySQL, JAVA, JSP
well my english is not so good, but i will try to explain me, I have a question about how to make an INSERT query when selecting an option from my dropdown, I explain myself, I have a section to insert a user on my website, and an option to select a profile enter image description here It should be
Get Current logged User Id and User Name using JavaFX
I’m trying to create an application using JavaFX. I want to get current logged userid and username, after successful login. I want to display it is in the home page. How can i do this? please help MediaController.java Answer Let me get this straight, you have the user login, then change the scene to a main window, but you want