Understanding the Types of SQLException in Java
Understanding the Types of SQLException in Java Java is a widely-used programming language, especially in enterprise applications that often interact with databases. When working with databases in Java, developers frequently encounter the SQLException class, which handles exceptions that occur during database operations. Understanding the types of SQLException is crucial for effective error handling and debugging in Java database applications. What is SQLException ? SQLException is a checked exception in Java, part of the java.sql package, that provides information on a database access error or other errors. It is thrown when a database-related error occurs, such as a failed SQL query, a connection issue, or a data integrity violation. The SQLException class extends java.lang.Exception and provides several methods for retrieving information about the error: getErrorCode() : Returns an integer representing the vendor-specific error code. getSQLState() : Returns a String co...