diff --git a/src/common/backend/utils/cache/knl_localpartdefcache.cpp b/src/common/backend/utils/cache/knl_localpartdefcache.cpp
index fe56b8db800a700e2fd247c689fe9442d9e299da..1915020412d1928b100079ed2c311ae9820f242e 100644
--- a/src/common/backend/utils/cache/knl_localpartdefcache.cpp
+++ b/src/common/backend/utils/cache/knl_localpartdefcache.cpp
@@ -77,6 +77,9 @@ Partition LocalPartDefCache::SearchPartitionFromGlobalCopy(Oid part_oid)
     if (unlikely(!IsPrimaryRecoveryFinished())) {
         return NULL;
     }
+    if (unlikely(u_sess->attr.attr_common.IsInplaceUpgrade)) {
+        return NULL;
+    }
     uint32 hash_value = oid_hash((void *)&(part_oid), sizeof(Oid));
     ResourceOwnerEnlargeGlobalBaseEntry(LOCAL_SYSDB_RESOWNER);
     GlobalPartitionEntry *global = (GlobalPartitionEntry *)m_global_partdefcache->SearchReadOnly(part_oid, hash_value);
diff --git a/src/common/backend/utils/cache/knl_localsystupcache.cpp b/src/common/backend/utils/cache/knl_localsystupcache.cpp
index 3755cbe8dacf578d709f0e41ac5988c5c235862a..9309b5233d5782919cbb6f30636f74ffc084967b 100644
--- a/src/common/backend/utils/cache/knl_localsystupcache.cpp
+++ b/src/common/backend/utils/cache/knl_localsystupcache.cpp
@@ -434,7 +434,8 @@ LocalCatCTup *LocalSysTupCache::SearchTupleFromGlobal(Datum *arguments, uint32 h
     bool bypass_gsc = HistoricSnapshotActive() ||
         m_global_systupcache->enable_rls ||
         !g_instance.global_sysdbcache.hot_standby ||
-        unlikely(!IsPrimaryRecoveryFinished());
+        unlikely(!IsPrimaryRecoveryFinished()) ||
+        (unlikely(u_sess->attr.attr_common.IsInplaceUpgrade));
     if (invalid_entries.ExistTuple(hash_value) || bypass_gsc) {
         global_ct = m_global_systupcache->SearchTupleFromFile(hash_value, arguments, true);
     } else {
@@ -586,7 +587,8 @@ LocalCatCList *LocalSysTupCache::SearchListFromGlobal(int nkeys, Datum *argument
     bool bypass_gsc = HistoricSnapshotActive() ||
         m_global_systupcache->enable_rls ||
         !g_instance.global_sysdbcache.hot_standby ||
-        unlikely(!IsPrimaryRecoveryFinished());
+        unlikely(!IsPrimaryRecoveryFinished()) ||
+        unlikely(u_sess->attr.attr_common.IsInplaceUpgrade);
     GlobalCatCList *global_cl;
     if (invalid_entries.ExistList() || bypass_gsc) {
         global_cl = m_global_systupcache->SearchListFromFile(hash_value, nkeys, arguments, true);
@@ -704,7 +706,8 @@ LocalCatCTup *LocalSysTupCache::SearchTupleFromGlobalForProcAllArgs(
     bool bypass_gsc = HistoricSnapshotActive() ||
         m_global_systupcache->enable_rls ||
         !g_instance.global_sysdbcache.hot_standby ||
-        unlikely(!IsPrimaryRecoveryFinished());
+        unlikely(!IsPrimaryRecoveryFinished()) ||
+        unlikely(u_sess->attr.attr_common.IsInplaceUpgrade);
     if (invalid_entries.ExistTuple(hash_value) || bypass_gsc) {
         global_ct = m_global_systupcache->SearchTupleFromFileWithArgModes(hash_value, arguments, argModes, true);
     } else {
diff --git a/src/common/backend/utils/cache/knl_localtabdefcache.cpp b/src/common/backend/utils/cache/knl_localtabdefcache.cpp
index 63f696492be6f08d1b6ae47283385f3d614af389..6748917ab517c884bb0d6785ff7ce092ed7ab31b 100644
--- a/src/common/backend/utils/cache/knl_localtabdefcache.cpp
+++ b/src/common/backend/utils/cache/knl_localtabdefcache.cpp
@@ -119,6 +119,9 @@ Relation LocalTabDefCache::SearchRelationFromGlobalCopy(Oid rel_oid)
     if (unlikely(!IsPrimaryRecoveryFinished())) {
         return NULL;
     }
+    if (unlikely(u_sess->attr.attr_common.IsInplaceUpgrade)) {
+        return NULL;
+    }
     uint32 hash_value = oid_hash((void *)&(rel_oid), sizeof(Oid));
     Index hash_index = HASH_INDEX(hash_value, (uint32)m_nbuckets);
     ResourceOwner owner = LOCAL_SYSDB_RESOWNER;
diff --git a/src/gausskernel/optimizer/commands/sequence/sequence.cpp b/src/gausskernel/optimizer/commands/sequence/sequence.cpp
index aa2a7ea67966909005aa65d20c1fec0e0b657180..3255a854ccb6d50a1862b132d02b3df0b3a69ff6 100644
--- a/src/gausskernel/optimizer/commands/sequence/sequence.cpp
+++ b/src/gausskernel/optimizer/commands/sequence/sequence.cpp
@@ -1389,7 +1389,15 @@ bool shouldReturnNumeric()
             break;
     }
 
-    return get_nextval_rettype() == NUMERICOID;
+    HeapTuple ftup = SearchSysCache1(PROCOID, ObjectIdGetDatum(NEXTVALFUNCOID));
+    if (!HeapTupleIsValid(ftup)) {
+        ereport(ERROR, (errmsg("cache lookup failed for function %u", NEXTVALFUNCOID)));
+    }
+    Form_pg_proc pform = (Form_pg_proc)GETSTRUCT(ftup);
+    bool ret = pform->prorettype == NUMERICOID;
+    ReleaseSysCache(ftup);
+
+    return ret;
 }
 
 Datum nextval_oid(PG_FUNCTION_ARGS)