ft <ftimmer@ft-c.de> writes:
> here is an example for decode and encode
> a string with backslash: 'a\'
That is not valid input syntax for bytea. See
https://www.postgresql.org/docs/current/datatype-binary.html
You've said nothing about what your actual purpose is,
so it's difficult to suggest what you should do differently.
regards, tom lane
