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-rw-r--r--src/include/utils/rel.h16
1 files changed, 14 insertions, 2 deletions
diff --git a/src/include/utils/rel.h b/src/include/utils/rel.h
index ad878cf1a22..383744b3a0c 100644
--- a/src/include/utils/rel.h
+++ b/src/include/utils/rel.h
@@ -217,6 +217,7 @@ typedef struct StdRdOptions
AutoVacOpts autovacuum; /* autovacuum-related options */
bool security_barrier; /* for views */
int check_option_offset; /* for views */
+ bool user_catalog_table; /* use as an additional catalog relation */
} StdRdOptions;
#define HEAP_MIN_FILLFACTOR 10
@@ -286,6 +287,15 @@ typedef struct StdRdOptions
"cascaded") == 0 : false)
/*
+ * RelationIsUsedAsCatalogTable
+ * Returns whether the relation should be treated as a catalog table
+ * from the pov of logical decoding.
+ */
+#define RelationIsUsedAsCatalogTable(relation) \
+ ((relation)->rd_options ? \
+ ((StdRdOptions *) (relation)->rd_options)->user_catalog_table : false)
+
+/*
* RelationIsValid
* True iff relation descriptor is valid.
*/
@@ -462,7 +472,7 @@ typedef struct StdRdOptions
#define RelationIsAccessibleInLogicalDecoding(relation) \
(XLogLogicalInfoActive() && \
RelationNeedsWAL(relation) && \
- IsCatalogRelation(relation))
+ (IsCatalogRelation(relation) || RelationIsUsedAsCatalogTable(relation)))
/*
* RelationIsLogicallyLogged
@@ -471,7 +481,9 @@ typedef struct StdRdOptions
*
* We don't log information for unlogged tables (since they don't WAL log
* anyway) and for system tables (their content is hard to make sense of, and
- * it would complicate decoding slightly for little gain).
+ * it would complicate decoding slightly for little gain). Note that we *do*
+ * log information for user defined catalog tables since they presumably are
+ * interesting to the user...
*/
#define RelationIsLogicallyLogged(relation) \
(XLogLogicalInfoActive() && \