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-rw-r--r--src/include/utils/plancache.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/include/utils/plancache.h b/src/include/utils/plancache.h
index ea4ecac08a9..e6dba978a9a 100644
--- a/src/include/utils/plancache.h
+++ b/src/include/utils/plancache.h
@@ -76,7 +76,7 @@
typedef struct CachedPlanSource
{
int magic; /* should equal CACHEDPLANSOURCE_MAGIC */
- Node *raw_parse_tree; /* output of raw_parser() */
+ Node *raw_parse_tree; /* output of raw_parser(), or NULL */
const char *query_string; /* source text of query */
const char *commandTag; /* command tag (a constant!), or NULL */
Oid *param_types; /* array of parameter type OIDs, or NULL */