Github user kavinderd commented on a diff in the pull request: https://github.com/apache/incubator-hawq/pull/796#discussion_r70905516 --- Diff: src/backend/access/external/pxfheaders.c --- @@ -158,6 +165,29 @@ static void add_tuple_desc_httpheader(CHURL_HEADERS headers, Relation rel) pfree(formatter.data); } +static void add_projection_desc_httpheader(CHURL_HEADERS headers, ProjectionInfo *projInfo) { + int i; + char long_number[32]; --- End diff -- Since we are converting `list_length(projInfo->pi_targetlist)`, we need an array thats 32 chars long to match the bit length of `int`.
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