I’m a beginner of writing JDBC stored procedures. I created the stored procedure successfully. If I find the record, I couldn’t find it. I get the error: Check connectionjava.sql.SQLException: Can’t set IN parameter for return value of stored function call. I attached the code that I tried so far Stored procedure: Answer Your callable statement has three parameters (question marks).
Tag: mysql
Retrieving a list of values across databases with mybatis
I have 2 Java POJO files The database has a FK mapping between FilterVariable.id and ValueVariable.valueListId. Inserts into the table work perfectly, i have a single transaction that inserts into both tables separately. While retrieving the data using select and join, I only receive the first row from the table in the database. Database Tables: The method in the interface
MySQL Workbench doesn’t “see” updates from JDBC Java program
I have this code and and It executes fine in Eclipse, even a select query in there returns the expected results. But none of the inserts are showing up in MySQL Workbench. I tried restarting the connection and it didn’t work. Autocommits are on as when I tried to do a manual commit it told me so. Answer Wrong schema
Is it possible to search all tables in MySQL workbench database with java preparedstatement SQL in order to change a value?
I have several tables like this in a Schema/Database (the Schema is called “user”) in MySQL workbench: Suppose Sarah gets a score change to 5. I want to update all of her scores in all of the tables in which she exists, to be 5. So then the 3 tables would look like this: Is this possible to do using
1:n disable constraints for the n-side?
The Problem I have a 1:n relation, but the n side shouldnt rely on constraints. So i actually wanna insert a EntityPojo via its future id, when its not saved yet ( Lets ignore that its a bad practice ). This looks kinda like this. Cascading is not possible here, i only have its future ID, not a reference to
How to create hibernate request with localdate
I have a user who has an expiration date (dateTime), I need to display all users who have not expired yet. Tried different options with DATA (), or as an example – but it doesn’t output anything. But when asked in MySQL – SELECT * FROM user where user.date> NOW () displays everything as it should. Tell me how to
How to connect to IntelliJ Ultimate’s LocalHost MySQL database?
I went to Database > + > Data Source > MySQL Here’s what my panel looks like: This is the error: and here’s my connection file: What could be my problem? I tried searching up for what others have tried but none of them seemed to work and I had to make several copies of my entire project because I
How to store json object in a column of mysql using spring boot/java
Requirement is like that a json object is send from postman and i need to receive it on a restcontroller and save that whole json object as it is to the mysql database Table Column(in one/single column) using spring boot. assume the above json object is send from postman to a spring boot restcontroller. How can i save that json
while sending parameters to @Query function if i give like ?1 it is trying to excute like ? only
when i try send:- @Query(value = “SELECT * FROM labels where personal_ic_id=?1 and content like ‘%2%'”,nativeQuery = true) List searchByLabels(String personalIcId, String key);…
Running Acrarium by docker-compose.yaml causes HikariPool-1 – Exception during pool initialization
I’m trying to run Acrarium on my local Debian 10 machine – just to test it – by running the docker-compose up command with this compose file: The database runs successfully, but when it comes to run acrarium, I’m getting this error in terminal: HikariPool-1 – Exception during pool initialization. com.mysql.cj.jdbc.exceptions.CommunicationsException: Communications link failure The last packet sent successfully to