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-rw-r--r--src/include/nodes/relation.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/include/nodes/relation.h b/src/include/nodes/relation.h
index 2925d7e7659..ede97571e06 100644
--- a/src/include/nodes/relation.h
+++ b/src/include/nodes/relation.h
@@ -488,6 +488,7 @@ typedef struct IndexOptInfo
bool predOK; /* true if predicate matches query */
bool unique; /* true if a unique index */
+ bool immediate; /* is uniqueness enforced immediately? */
bool hypothetical; /* true if index doesn't really exist */
bool amcanorderbyop; /* does AM support order by operator result? */
bool amcanreturn; /* can AM return IndexTuples? */