fmcquillan99 edited a comment on pull request #498:
URL: https://github.com/apache/madlib/pull/498#issuecomment-631799555
(1)
Delete by name
```
SELECT madlib.delete_custom_function( 'test_custom_function_table',
'mult_fn');
INFO: Keras Custom Function: Object id None has been deleted from
test_custom_function_table.
CONTEXT: PL/Python function "delete_custom_function"
delete_custom_function
------------------------
```
OK
(2)
better error message:
```
InternalError: (psycopg2.errors.InternalError_) plpy.Error: Function
'sum_fn' already exists in test_custom_function_table (plpython.c:5038)
CONTEXT: Traceback (most recent call last):
PL/Python function "load_custom_function", line 21, in <module>
madlib_keras_custom_function.load_custom_function(**globals())
PL/Python function "load_custom_function", line 42, in wrapper
PL/Python function "load_custom_function", line 98, in load_custom_function
PL/Python function "load_custom_function"
[SQL: SELECT madlib.load_custom_function('test_custom_function_table',
custom_function_object_sum(), 'sum_fn',
'returns sum');]
(Background on this error at: http://sqlalche.me/e/2j85)
```
OK
LGTM
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