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-rw-r--r--src/include/access/nbtree.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/include/access/nbtree.h b/src/include/access/nbtree.h
index 9af9b3ecdcc..d64300fb973 100644
--- a/src/include/access/nbtree.h
+++ b/src/include/access/nbtree.h
@@ -1186,6 +1186,7 @@ extern IndexBulkDeleteResult *btbulkdelete(IndexVacuumInfo *info,
extern IndexBulkDeleteResult *btvacuumcleanup(IndexVacuumInfo *info,
IndexBulkDeleteResult *stats);
extern bool btcanreturn(Relation index, int attno);
+extern int btgettreeheight(Relation rel);
/*
* prototypes for internal functions in nbtree.c