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-rw-r--r--src/bin/scripts/vacuumdb.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/bin/scripts/vacuumdb.c b/src/bin/scripts/vacuumdb.c
index 3995e08c58d..a4039213e9f 100644
--- a/src/bin/scripts/vacuumdb.c
+++ b/src/bin/scripts/vacuumdb.c
@@ -562,7 +562,8 @@ vacuum_one_database(ConnParams *cparams,
* Exclude temporary tables, beginning the WHERE clause.
*/
appendPQExpBufferStr(&catalog_query,
- " WHERE c.relpersistence != " CppAsString2(RELPERSISTENCE_TEMP));
+ " WHERE c.relpersistence OPERATOR(pg_catalog.!=) "
+ CppAsString2(RELPERSISTENCE_TEMP) "\n");
/*