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Diffstat (limited to 'src/backend/utils/adt/ruleutils.c')
| -rw-r--r-- | src/backend/utils/adt/ruleutils.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/src/backend/utils/adt/ruleutils.c b/src/backend/utils/adt/ruleutils.c index 0781ac826b3..7237e5de839 100644 --- a/src/backend/utils/adt/ruleutils.c +++ b/src/backend/utils/adt/ruleutils.c @@ -3086,7 +3086,16 @@ set_relation_column_names(deparse_namespace *dpns, RangeTblEntry *rte, i = 0; foreach(lc, rte->eref->colnames) { - real_colnames[i] = strVal(lfirst(lc)); + /* + * If the column name shown in eref is an empty string, then it's + * a column that was dropped at the time of parsing the query, so + * treat it as dropped. + */ + char *cname = strVal(lfirst(lc)); + + if (cname[0] == '\0') + cname = NULL; + real_colnames[i] = cname; i++; } } |