why does this mysql error causes nodejs to crash instead of going to the catch function?

Question

I have a mysql statement that creates an entry, it has a .then function and a .catch function, but when the following error occurs:

T

Answer 1

mysqlConnectionPool.execute is throwing the exception before creating a promise.

i.e. the exception is not thrown from within the promise.

To catch it you would need to try {} catch (e) {} around the call to mysqlConnectionPool.execute.