diff --git a/CMakeLists.txt b/CMakeLists.txt
index ce0ba9dd3..caa9c1f43 100755
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -111,16 +111,22 @@ if(EXISTS ${CMAKE_SOURCE_DIR}/contrib/dolphin)
     install(FILES ${CMAKE_SOURCE_DIR}/contrib/dolphin/dolphin.control
         DESTINATION share/postgresql/extension/
     )
-    install(FILES ${CMAKE_SOURCE_DIR}/contrib/dolphin/dolphin--1.1.sql
+    install(FILES ${CMAKE_SOURCE_DIR}/contrib/dolphin/dolphin--2.0.sql
         DESTINATION share/postgresql/extension/
     )
     install(FILES ${CMAKE_SOURCE_DIR}/contrib/dolphin/dolphin--1.0.sql
         DESTINATION share/postgresql/extension/
     )
-    install(FILES ${CMAKE_SOURCE_DIR}/contrib/dolphin/upgrade_script/dolphin--1.0--1.1.sql
+    install(FILES ${CMAKE_SOURCE_DIR}/contrib/dolphin/dolphin--1.0--2.0.sql
         DESTINATION share/postgresql/extension/
     )
-    install(FILES ${CMAKE_SOURCE_DIR}/contrib/dolphin/rollback_script/dolphin--1.1--1.0.sql
+    install(FILES ${CMAKE_SOURCE_DIR}/contrib/dolphin/dolphin--2.0--1.0.sql
+        DESTINATION share/postgresql/extension/
+    )
+    install(FILES ${CMAKE_SOURCE_DIR}/contrib/dolphin/dolphin--1.1--2.0.sql
+        DESTINATION share/postgresql/extension/
+    )
+    install(FILES ${CMAKE_SOURCE_DIR}/contrib/dolphin/dolphin--2.0--1.1.sql
         DESTINATION share/postgresql/extension/
     )
     install(FILES ${CMAKE_SOURCE_DIR}/contrib/dolphin/openGauss_expr_dolphin.ir
diff --git a/build/script/aarch64_lite_list b/build/script/aarch64_lite_list
index 714a2fe9f..3d6e75783 100644
--- a/build/script/aarch64_lite_list
+++ b/build/script/aarch64_lite_list
@@ -33,10 +33,12 @@
 ./share/postgresql/extension/security_plugin.control
 ./share/postgresql/extension/security_plugin--1.0.sql
 ./share/postgresql/extension/dolphin.control
-./share/postgresql/extension/dolphin--1.1.sql
+./share/postgresql/extension/dolphin--2.0.sql
 ./share/postgresql/extension/dolphin--1.0.sql
-./share/postgresql/extension/dolphin--1.0--1.1.sql
-./share/postgresql/extension/dolphin--1.1--1.0.sql
+./share/postgresql/extension/dolphin--1.0--2.0.sql
+./share/postgresql/extension/dolphin--2.0--1.0.sql
+./share/postgresql/extension/dolphin--1.1--2.0.sql
+./share/postgresql/extension/dolphin--2.0--1.1.sql
 ./share/postgresql/extension/openGauss_expr_dolphin.ir
 ./share/postgresql/extension/file_fdw--1.0.sql
 ./share/postgresql/extension/plpgsql.control
diff --git a/build/script/aarch64_opengauss_list b/build/script/aarch64_opengauss_list
index fd36832e0..811419bb9 100644
--- a/build/script/aarch64_opengauss_list
+++ b/build/script/aarch64_opengauss_list
@@ -69,10 +69,12 @@
 ./share/postgresql/extension/ndpplugin.control
 ./share/postgresql/extension/ndpplugin--1.0.sql
 ./share/postgresql/extension/dolphin.control
+./share/postgresql/extension/dolphin--2.0.sql
 ./share/postgresql/extension/dolphin--1.0.sql
-./share/postgresql/extension/dolphin--1.1.sql
-./share/postgresql/extension/dolphin--1.0--1.1.sql
-./share/postgresql/extension/dolphin--1.1--1.0.sql
+./share/postgresql/extension/dolphin--1.0--2.0.sql
+./share/postgresql/extension/dolphin--2.0--1.0.sql
+./share/postgresql/extension/dolphin--1.1--2.0.sql
+./share/postgresql/extension/dolphin--2.0--1.1.sql
 ./share/postgresql/extension/openGauss_expr_dolphin.ir
 ./share/postgresql/extension/file_fdw--1.0.sql
 ./share/postgresql/extension/plpgsql.control
diff --git a/build/script/opengauss_release_list_ubuntu_single b/build/script/opengauss_release_list_ubuntu_single
index ae6f36ef1..dfd0958b4 100644
--- a/build/script/opengauss_release_list_ubuntu_single
+++ b/build/script/opengauss_release_list_ubuntu_single
@@ -61,10 +61,12 @@
 ./share/postgresql/extension/security_plugin.control
 ./share/postgresql/extension/security_plugin--1.0.sql
 ./share/postgresql/extension/dolphin.control
+./share/postgresql/extension/dolphin--2.0.sql
 ./share/postgresql/extension/dolphin--1.0.sql
-./share/postgresql/extension/dolphin--1.1.sql
-./share/postgresql/extension/dolphin--1.0--1.1.sql
-./share/postgresql/extension/dolphin--1.1--1.0.sql
+./share/postgresql/extension/dolphin--1.0--2.0.sql
+./share/postgresql/extension/dolphin--2.0--1.0.sql
+./share/postgresql/extension/dolphin--1.1--2.0.sql
+./share/postgresql/extension/dolphin--2.0--1.1.sql
 ./share/postgresql/extension/openGauss_expr_dolphin.ir
 ./share/postgresql/extension/file_fdw--1.0.sql
 ./share/postgresql/extension/plpgsql.control
diff --git a/build/script/x86_64_lite_list b/build/script/x86_64_lite_list
index 0d1e7d927..62660db0e 100644
--- a/build/script/x86_64_lite_list
+++ b/build/script/x86_64_lite_list
@@ -33,10 +33,12 @@
 ./share/postgresql/extension/security_plugin.control
 ./share/postgresql/extension/security_plugin--1.0.sql
 ./share/postgresql/extension/dolphin.control
-./share/postgresql/extension/dolphin--1.1.sql
+./share/postgresql/extension/dolphin--2.0.sql
 ./share/postgresql/extension/dolphin--1.0.sql
-./share/postgresql/extension/dolphin--1.0--1.1.sql
-./share/postgresql/extension/dolphin--1.1--1.0.sql
+./share/postgresql/extension/dolphin--1.0--2.0.sql
+./share/postgresql/extension/dolphin--2.0--1.0.sql
+./share/postgresql/extension/dolphin--1.1--2.0.sql
+./share/postgresql/extension/dolphin--2.0--1.1.sql
 ./share/postgresql/extension/openGauss_expr_dolphin.ir
 ./share/postgresql/extension/file_fdw--1.0.sql
 ./share/postgresql/extension/plpgsql.control
diff --git a/build/script/x86_64_opengauss_list b/build/script/x86_64_opengauss_list
index 5e2f16616..4923cc08a 100644
--- a/build/script/x86_64_opengauss_list
+++ b/build/script/x86_64_opengauss_list
@@ -69,10 +69,12 @@
 ./share/postgresql/extension/ndpplugin.control
 ./share/postgresql/extension/ndpplugin--1.0.sql
 ./share/postgresql/extension/dolphin.control
+./share/postgresql/extension/dolphin--2.0.sql
 ./share/postgresql/extension/dolphin--1.0.sql
-./share/postgresql/extension/dolphin--1.1.sql
-./share/postgresql/extension/dolphin--1.0--1.1.sql
-./share/postgresql/extension/dolphin--1.1--1.0.sql
+./share/postgresql/extension/dolphin--1.0--2.0.sql
+./share/postgresql/extension/dolphin--2.0--1.0.sql
+./share/postgresql/extension/dolphin--1.1--2.0.sql
+./share/postgresql/extension/dolphin--2.0--1.1.sql
 ./share/postgresql/extension/openGauss_expr_dolphin.ir
 ./share/postgresql/extension/file_fdw--1.0.sql
 ./share/postgresql/extension/plpgsql.control
diff --git a/src/include/catalog/upgrade_sql/rollback_catalog_maindb/rollback-post_catalog_maindb_92_899.sql b/src/include/catalog/upgrade_sql/rollback_catalog_maindb/rollback-post_catalog_maindb_92_899.sql
index 141615579..f5b87d8e1 100644
--- a/src/include/catalog/upgrade_sql/rollback_catalog_maindb/rollback-post_catalog_maindb_92_899.sql
+++ b/src/include/catalog/upgrade_sql/rollback_catalog_maindb/rollback-post_catalog_maindb_92_899.sql
@@ -2,10 +2,47 @@ do $$
 DECLARE
 ans boolean;
 BEGIN
-    for ans in select case when count(*)=1 then true else false end as ans  from (select extname from pg_extension where extname='dolphin' and extversion = '1.1')
+    for ans in select case when count(*)=1 then true else false end as ans  from (select extname from pg_extension where extname='dolphin')
     LOOP
         if ans = true then
-            ALTER EXTENSION dolphin UPDATE TO '1.0';
+            if working_version_num() < 92850 then
+                ALTER EXTENSION dolphin UPDATE TO '1.0';
+            elseif working_version_num() = 92850 then
+                ALTER EXTENSION dolphin UPDATE TO '1.1';
+            else
+                BEGIN
+                    ALTER EXTENSION dolphin UPDATE TO '1.9';
+                EXCEPTION WHEN invalid_parameter_value THEN
+                    BEGIN
+                        ALTER EXTENSION dolphin UPDATE TO '1.8';
+                    EXCEPTION WHEN invalid_parameter_value THEN
+                        BEGIN
+                            ALTER EXTENSION dolphin UPDATE TO '1.7';
+                        EXCEPTION WHEN invalid_parameter_value THEN
+                            BEGIN
+                                ALTER EXTENSION dolphin UPDATE TO '1.6';
+                            EXCEPTION WHEN invalid_parameter_value THEN
+                                BEGIN
+                                    ALTER EXTENSION dolphin UPDATE TO '1.5';
+                                EXCEPTION WHEN invalid_parameter_value THEN
+                                    BEGIN
+                                        ALTER EXTENSION dolphin UPDATE TO '1.4';
+                                    EXCEPTION WHEN invalid_parameter_value THEN
+                                        BEGIN
+                                            ALTER EXTENSION dolphin UPDATE TO '1.3';
+                                        EXCEPTION WHEN invalid_parameter_value THEN
+                                            BEGIN
+                                                ALTER EXTENSION dolphin UPDATE TO '1.2';
+                                            EXCEPTION WHEN invalid_parameter_value THEN
+                                            END;
+                                        END;
+                                    END;
+                                END;
+                            END;
+                        END;
+                    END;
+                END;
+            end if;
         end if;
         exit;
     END LOOP;
diff --git a/src/include/catalog/upgrade_sql/rollback_catalog_otherdb/rollback-post_catalog_otherdb_92_899.sql b/src/include/catalog/upgrade_sql/rollback_catalog_otherdb/rollback-post_catalog_otherdb_92_899.sql
index 141615579..f5b87d8e1 100644
--- a/src/include/catalog/upgrade_sql/rollback_catalog_otherdb/rollback-post_catalog_otherdb_92_899.sql
+++ b/src/include/catalog/upgrade_sql/rollback_catalog_otherdb/rollback-post_catalog_otherdb_92_899.sql
@@ -2,10 +2,47 @@ do $$
 DECLARE
 ans boolean;
 BEGIN
-    for ans in select case when count(*)=1 then true else false end as ans  from (select extname from pg_extension where extname='dolphin' and extversion = '1.1')
+    for ans in select case when count(*)=1 then true else false end as ans  from (select extname from pg_extension where extname='dolphin')
     LOOP
         if ans = true then
-            ALTER EXTENSION dolphin UPDATE TO '1.0';
+            if working_version_num() < 92850 then
+                ALTER EXTENSION dolphin UPDATE TO '1.0';
+            elseif working_version_num() = 92850 then
+                ALTER EXTENSION dolphin UPDATE TO '1.1';
+            else
+                BEGIN
+                    ALTER EXTENSION dolphin UPDATE TO '1.9';
+                EXCEPTION WHEN invalid_parameter_value THEN
+                    BEGIN
+                        ALTER EXTENSION dolphin UPDATE TO '1.8';
+                    EXCEPTION WHEN invalid_parameter_value THEN
+                        BEGIN
+                            ALTER EXTENSION dolphin UPDATE TO '1.7';
+                        EXCEPTION WHEN invalid_parameter_value THEN
+                            BEGIN
+                                ALTER EXTENSION dolphin UPDATE TO '1.6';
+                            EXCEPTION WHEN invalid_parameter_value THEN
+                                BEGIN
+                                    ALTER EXTENSION dolphin UPDATE TO '1.5';
+                                EXCEPTION WHEN invalid_parameter_value THEN
+                                    BEGIN
+                                        ALTER EXTENSION dolphin UPDATE TO '1.4';
+                                    EXCEPTION WHEN invalid_parameter_value THEN
+                                        BEGIN
+                                            ALTER EXTENSION dolphin UPDATE TO '1.3';
+                                        EXCEPTION WHEN invalid_parameter_value THEN
+                                            BEGIN
+                                                ALTER EXTENSION dolphin UPDATE TO '1.2';
+                                            EXCEPTION WHEN invalid_parameter_value THEN
+                                            END;
+                                        END;
+                                    END;
+                                END;
+                            END;
+                        END;
+                    END;
+                END;
+            end if;
         end if;
         exit;
     END LOOP;
diff --git a/src/include/catalog/upgrade_sql/upgrade_catalog_maindb/upgrade-post_catalog_maindb_92_899.sql b/src/include/catalog/upgrade_sql/upgrade_catalog_maindb/upgrade-post_catalog_maindb_92_899.sql
index 57c0ffa36..91eec9005 100644
--- a/src/include/catalog/upgrade_sql/upgrade_catalog_maindb/upgrade-post_catalog_maindb_92_899.sql
+++ b/src/include/catalog/upgrade_sql/upgrade_catalog_maindb/upgrade-post_catalog_maindb_92_899.sql
@@ -2,10 +2,10 @@ do $$
 DECLARE
 ans boolean;
 BEGIN
-    for ans in select case when count(*)=1 then true else false end as ans  from (select extname from pg_extension where extname='dolphin' and extversion = '1.0')
+    for ans in select case when count(*)=1 then true else false end as ans  from (select extname from pg_extension where extname='dolphin')
     LOOP
         if ans = true then
-            ALTER EXTENSION dolphin UPDATE TO '1.1';
+            ALTER EXTENSION dolphin UPDATE TO '2.0';
         end if;
         exit;
     END LOOP;
diff --git a/src/include/catalog/upgrade_sql/upgrade_catalog_otherdb/upgrade-post_catalog_otherdb_92_899.sql b/src/include/catalog/upgrade_sql/upgrade_catalog_otherdb/upgrade-post_catalog_otherdb_92_899.sql
index 57c0ffa36..91eec9005 100644
--- a/src/include/catalog/upgrade_sql/upgrade_catalog_otherdb/upgrade-post_catalog_otherdb_92_899.sql
+++ b/src/include/catalog/upgrade_sql/upgrade_catalog_otherdb/upgrade-post_catalog_otherdb_92_899.sql
@@ -2,10 +2,10 @@ do $$
 DECLARE
 ans boolean;
 BEGIN
-    for ans in select case when count(*)=1 then true else false end as ans  from (select extname from pg_extension where extname='dolphin' and extversion = '1.0')
+    for ans in select case when count(*)=1 then true else false end as ans  from (select extname from pg_extension where extname='dolphin')
     LOOP
         if ans = true then
-            ALTER EXTENSION dolphin UPDATE TO '1.1';
+            ALTER EXTENSION dolphin UPDATE TO '2.0';
         end if;
         exit;
     END LOOP;