diff --git a/src/common/backend/utils/adt/ruleutils.cpp b/src/common/backend/utils/adt/ruleutils.cpp
index 2fea73042af313df76497750d72efc0046cb5abb..b6b666c6f7acc4ede57c304dc81de6f0d8d6a574 100644
--- a/src/common/backend/utils/adt/ruleutils.cpp
+++ b/src/common/backend/utils/adt/ruleutils.cpp
@@ -2426,7 +2426,8 @@ static char* pg_get_tabledef_worker(Oid tableoid)
 {
     StringInfoData buf;
     StringInfoData query;
-    const char* reltypename = NULL;
+    const char* reltypename = NULL; // pg_class reltype
+    char* relOfTypeName = NULL; // pg_class reloftype
     int actual_atts = 0;
     bool isnull = false;
     char* srvname = NULL;
@@ -2610,47 +2611,53 @@ static char* pg_get_tabledef_worker(Oid tableoid)
         reltypename, relname);
 
 
-    // get attribute info
-    actual_atts = get_table_attribute(tableoid, &buf, formatter, ft_frmt_clmn, cnt_ft_frmt_clmns);
+    if (classForm->reloftype != 0) {
+        relOfTypeName = get_typename(classForm->reloftype);
+        appendStringInfo(&buf, " of %s", relOfTypeName);
+    }
+    else {
+        // get attribute info
+        actual_atts = get_table_attribute(tableoid, &buf, formatter, ft_frmt_clmn, cnt_ft_frmt_clmns);
 
-    /*
-     * Fetch the constraint tuple from pg_constraint.  There may be more than
-     * one match, because constraints are not required to have unique names;
-     * if so, error out.
-     */
-    pg_constraint = heap_open(ConstraintRelationId, AccessShareLock);
+        /*
+        * Fetch the constraint tuple from pg_constraint.  There may be more than
+        * one match, because constraints are not required to have unique names;
+        * if so, error out.
+        */
+        pg_constraint = heap_open(ConstraintRelationId, AccessShareLock);
 
-    ScanKeyInit(&skey[0], Anum_pg_constraint_conrelid, BTEqualStrategyNumber, F_OIDEQ, ObjectIdGetDatum(tableoid));
+        ScanKeyInit(&skey[0], Anum_pg_constraint_conrelid, BTEqualStrategyNumber, F_OIDEQ, ObjectIdGetDatum(tableoid));
 
-    scan = systable_beginscan(pg_constraint, ConstraintRelidIndexId, true, NULL, 1, skey);
+        scan = systable_beginscan(pg_constraint, ConstraintRelidIndexId, true, NULL, 1, skey);
 
-    while (HeapTupleIsValid(tuple = systable_getnext(scan))) {
-        Form_pg_constraint con = (Form_pg_constraint)GETSTRUCT(tuple);
+        while (HeapTupleIsValid(tuple = systable_getnext(scan))) {
+            Form_pg_constraint con = (Form_pg_constraint)GETSTRUCT(tuple);
 
-        if (con->contype == 'c' || con->contype == 'f') {
-            if (!con->convalidated) {
-                has_not_valid_check = true;
-                continue;
-            }
+            if (con->contype == 'c' || con->contype == 'f') {
+                if (!con->convalidated) {
+                    has_not_valid_check = true;
+                    continue;
+                }
 
-            if (actual_atts == 0)
-                appendStringInfo(&buf, " (\n    ");
-            else
-                appendStringInfo(&buf, ",\n    ");
+                if (actual_atts == 0)
+                    appendStringInfo(&buf, " (\n    ");
+                else
+                    appendStringInfo(&buf, ",\n    ");
 
-            appendStringInfo(&buf, "CONSTRAINT %s ", quote_identifier(NameStr(con->conname)));
-            Oid conOid = HeapTupleGetOid(tuple);
-            appendStringInfo(&buf, "%s", pg_get_constraintdef_worker(conOid, false, 0));
+                appendStringInfo(&buf, "CONSTRAINT %s ", quote_identifier(NameStr(con->conname)));
+                Oid conOid = HeapTupleGetOid(tuple);
+                appendStringInfo(&buf, "%s", pg_get_constraintdef_worker(conOid, false, 0));
 
-            actual_atts++;
+                actual_atts++;
+            }
         }
-    }
 
-    systable_endscan(scan);
-    heap_close(pg_constraint, AccessShareLock);
+        systable_endscan(scan);
+        heap_close(pg_constraint, AccessShareLock);
 
-    if (actual_atts) {
-        appendStringInfo(&buf, "\n)");
+        if (actual_atts) {
+            appendStringInfo(&buf, "\n)");
+        }
     }
 
     /* append  table info to buf */
diff --git a/src/gausskernel/storage/replication/logical/reorderbuffer.cpp b/src/gausskernel/storage/replication/logical/reorderbuffer.cpp
index a9996909171855fe8c48ed11db4ddd7dcaa93ad5..f13e093a3be393a9e2df87c9450b4e5b1c541a50 100644
--- a/src/gausskernel/storage/replication/logical/reorderbuffer.cpp
+++ b/src/gausskernel/storage/replication/logical/reorderbuffer.cpp
@@ -1251,7 +1251,6 @@ void ReorderBufferCommit(ReorderBuffer *rb, TransactionId xid, XLogRecPtr commit
     volatile Snapshot snapshot_now = NULL;
     volatile bool txn_started = false;
     volatile bool subtxn_started = false;
-    u_sess->attr.attr_common.extra_float_digits = LOGICAL_DECODE_EXTRA_FLOAT_DIGITS;
 
     txn = ReorderBufferTXNByXid(rb, xid, false, NULL, InvalidXLogRecPtr, false);
     /* unknown transaction, nothing to replay */
diff --git a/src/test/regress/expected/function_get_table_def.out b/src/test/regress/expected/function_get_table_def.out
index 7359f05a1083fe70d3c8faaa6a3e860aeb981fb0..413e0009eb39c8e07ecb8efca176d846f35f802b 100644
--- a/src/test/regress/expected/function_get_table_def.out
+++ b/src/test/regress/expected/function_get_table_def.out
@@ -589,5 +589,18 @@ select * from pg_get_tabledef('generated_test');
 (1 row)
 
 drop table generated_test;
+--type table
+create type test_type_table is(a varchar2, b int);
+create table test_type_table_t of test_type_table;
+select pg_get_tabledef('test_type_table_t');
+                  pg_get_tabledef                  
+---------------------------------------------------
+ SET search_path = test_get_table_def;            +
+ CREATE TABLE test_type_table_t of test_type_table+
+ WITH (orientation=row, compression=no);
+(1 row)
+
+drop table test_type_table_t;
+drop type test_type_table;
 reset current_schema;
 drop schema test_get_table_def cascade;
diff --git a/src/test/regress/sql/function_get_table_def.sql b/src/test/regress/sql/function_get_table_def.sql
index 644b0c787e7c5afc38b959f30ae0093fab1cc09d..d5f98aaee5a75b1b6a040b12a8a61d07fb092c91 100644
--- a/src/test/regress/sql/function_get_table_def.sql
+++ b/src/test/regress/sql/function_get_table_def.sql
@@ -214,5 +214,12 @@ create table generated_test(a int, b int generated always as (length((a)::text))
 select * from pg_get_tabledef('generated_test');
 drop table generated_test;
 
+--type table
+create type test_type_table is(a varchar2, b int);
+create table test_type_table_t of test_type_table;
+select pg_get_tabledef('test_type_table_t');
+drop table test_type_table_t;
+drop type test_type_table;
+
 reset current_schema;
 drop schema test_get_table_def cascade;