khannaekta commented on a change in pull request #577:
URL: https://github.com/apache/madlib/pull/577#discussion_r818018152



##########
File path: src/ports/postgres/modules/glm/glm.py_in
##########
@@ -350,7 +351,7 @@ def __glm_compute(schema_madlib, tbl_source, tbl_output, 
col_dep_var, col_ind_va
                    **args))
 
     # clean up
-    plpy.execute("""DROP TABLE IF EXISTS pg_temp.{rel_state} 
""".format(**args))

Review comment:
       Do we call this only once? Since this isn't defined as a temp table, we 
probably would want to reclaim the space of table, similar to the DL module 
using `dev_opt_unsafe_truncate_in_subtransaction` guc. 
(https://github.com/apache/madlib/blob/master/src/ports/postgres/modules/deep_learning/madlib_keras_fit_multiple_model.py_in#L985-L988)




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