Where to find SQLSTATE codes?

You can find SQLSTATE codes in the documentation of the specific database management system (DBMS) you are using. Most major DBMSs, such as MySQL, PostgreSQL, Oracle, and Microsoft SQL Server, provide a list of SQLSTATE codes along with their meanings in their official documentation.

Here are some general resources where you can find SQLSTATE codes:

1. MySQL Documentation: Look for the section on error codes and messages.
2. PostgreSQL Documentation: Check the section on error codes.
3. Oracle Database Documentation: Refer to the error messages section.
4. Microsoft SQL Server Documentation: Look for the section on error and state codes.

Additionally, you can search for "SQLSTATE codes" along with the name of your specific DBMS to find relevant resources.