The SQLITE_BUSY error code is a common issue encountered in SQLite, a widely used embedded SQL database engine. This error signifies that the database engine was unable to perform the requested operation because the database file is locked. SQLite uses file-level locking to regulate access to the database, ensuring that multiple processes do not write…(Continue Reading)


SQLite, a widely used embedded SQL database engine, provides a comprehensive list of error codes to help diagnose and handle various scenarios that can occur during database operations. One such error code is SQLITE_OK. Definition SQLITE_OK is not actually an error code in the traditional sense; rather, it signifies that the operation has completed successfully.…(Continue Reading)

SQLite Handle the Errors

SQLite, like many other database management systems, provides mechanisms for catching and handling errors that occur during database operations. Handling errors effectively is crucial for maintaining data integrity and ensuring the reliability of applications that interact with SQLite databases. Here, we’ll explore how to catch and handle errors when working with SQLite. Understanding SQLite Errors…(Continue Reading)

SQLite FOREIGN KEY constraint failed

The FOREIGN KEY constraint in SQLite is a fundamental aspect of database integrity, ensuring the relationships between tables are consistently maintained. This constraint links a column or a set of columns in one table to the primary key or a unique key in another table. The purpose is to ensure that the value of the…(Continue Reading)

Python unique constraint failed

One of SQLite essential features is the ability to enforce data integrity through various constraints, including the unique constraint. When you encounter a SQLite unique constraint failed error, it usually means that you’ve violated a unique constraint in your database, causing SQLite to reject the operation. Here’s a more in-depth explanation of the SQLite unique…(Continue Reading)

SQLite unique constraint failed

One of the key features of SQLite, like many other relational databases, is the ability to define constraints to maintain data integrity. One common constraint is the UNIQUE constraint, which enforces the uniqueness of values within a specific column or combination of columns in a table. When working with SQLite databases, you might encounter an…(Continue Reading)