Github user xunzhang commented on a diff in the pull request: https://github.com/apache/incubator-hawq/pull/796#discussion_r71456986 --- Diff: src/backend/access/external/fileam.c --- @@ -462,7 +462,7 @@ external_stopscan(FileScanDesc scan) ExternalSelectDesc external_getnext_init(PlanState *state) { ExternalSelectDesc desc = (ExternalSelectDesc) palloc0(sizeof(ExternalSelectDescData)); - if (state != NULL && state->ps_ProjInfo != NULL) { + if (state != NULL) { desc->projInfo = state->ps_ProjInfo; } else { --- End diff -- You should also delete this `else-branch`, it is unnecessary too.
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