JDBCA collection of 5 posts

JDBC

Java Persistence Query Language (JPQL) tutorial

As a Java developer working with databases, you know how important it is, to effectively interact with…

JDBC

How to resolve “com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure java.net.ConnectException: Connection refused” error

If you are facing this error, then it indicates that you are connecting to a MySQL database…

JDBC

How to resolve “java.sql.SQLNonTransientConnectionException: Public Key Retrieval is not allowed” error in java

If you are connecting to MySQL version 8 from your java application, there are bright chances that…

JDBC

How to insert image into database using Java / How to retrieve image data from database in Java

Scenario In practical applications, when you create a profile (of a User or a Company say), you…

JDBC

JDBC in java with example

JDBC stands for Java DataBase Connectivity and is a technology for database connectivity from java program. JDBC is…