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-rw-r--r--src/include/nodes/primnodes.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index d73be2ad46c..cfc4f5a9a72 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -731,6 +731,8 @@ typedef struct SubPlan
/* Estimated execution costs: */
Cost startup_cost; /* one-time setup cost */
Cost per_call_cost; /* cost for each subplan evaluation */
+ /* Copied from original SubLink, but placed at end for ABI stability */
+ int subLinkId; /* ID (1..n); 0 if not MULTIEXPR */
} SubPlan;
/*