public void set_errpfx(String errpfx);
Set the prefix string that appears before error messages issued by Berkeley DB.
For Db handles opened inside of Berkeley DB environments, calling the
Db.set_errpfx method affects the entire environment and is equivalent to calling
the DbEnv.set_errpfx method.
The Db.set_errpfx interface may be called at any time during the life of
Databases and Related Methods
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