diff --git a/fe/fe-core/src/main/java/org/apache/doris/datasource/InternalCatalog.java b/fe/fe-core/src/main/java/org/apache/doris/datasource/InternalCatalog.java
index 78b02a477f73d6..c929edb96f1cb0 100644
--- a/fe/fe-core/src/main/java/org/apache/doris/datasource/InternalCatalog.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/datasource/InternalCatalog.java
@@ -254,6 +254,8 @@ public Database getDbNullable(String dbName) {
         if (StringUtils.isEmpty(dbName)) {
             return null;
         }
+        // ATTN: this should be removed in v3.0
+        dbName = ClusterNamespace.getNameFromFullName(dbName);
         if (fullNameToDb.containsKey(dbName)) {
             return fullNameToDb.get(dbName);
         } else {
@@ -1261,7 +1263,6 @@ public void createTableAsSelect(CreateTableAsSelectStmt stmt) throws DdlExceptio
     }
 
     public void replayCreateTable(String dbName, Table table) throws MetaNotFoundException {
-
         Database db = this.fullNameToDb.get(dbName);
         try {
             db.createTableWithLock(table, true, false);
diff --git a/fe/fe-core/src/main/java/org/apache/doris/journal/JournalEntity.java b/fe/fe-core/src/main/java/org/apache/doris/journal/JournalEntity.java
index b0749db1fe14ea..2f77113dea4ad9 100644
--- a/fe/fe-core/src/main/java/org/apache/doris/journal/JournalEntity.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/journal/JournalEntity.java
@@ -217,8 +217,7 @@ public void readFields(DataInput in) throws IOException {
                 break;
             }
             case OperationType.OP_CREATE_TABLE: {
-                data = new CreateTableInfo();
-                ((CreateTableInfo) data).readFields(in);
+                data = CreateTableInfo.read(in);
                 isRead = true;
                 break;
             }
diff --git a/fe/fe-core/src/main/java/org/apache/doris/persist/AlterDatabasePropertyInfo.java b/fe/fe-core/src/main/java/org/apache/doris/persist/AlterDatabasePropertyInfo.java
index 5f1c2bec5b2321..c9879c6d9b9bd4 100644
--- a/fe/fe-core/src/main/java/org/apache/doris/persist/AlterDatabasePropertyInfo.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/persist/AlterDatabasePropertyInfo.java
@@ -17,8 +17,10 @@
 
 package org.apache.doris.persist;
 
+import org.apache.doris.cluster.ClusterNamespace;
 import org.apache.doris.common.io.Text;
 import org.apache.doris.common.io.Writable;
+import org.apache.doris.persist.gson.GsonPostProcessable;
 import org.apache.doris.persist.gson.GsonUtils;
 
 import com.google.gson.annotations.SerializedName;
@@ -28,7 +30,7 @@
 import java.io.IOException;
 import java.util.Map;
 
-public class AlterDatabasePropertyInfo implements Writable {
+public class AlterDatabasePropertyInfo implements Writable, GsonPostProcessable {
     @SerializedName(value = "dbId")
     private long dbId;
 
@@ -38,12 +40,6 @@ public class AlterDatabasePropertyInfo implements Writable {
     @SerializedName(value = "properties")
     private Map<String, String> properties;
 
-    public AlterDatabasePropertyInfo() {
-        // for persist
-        this.dbName = "";
-        this.properties = null;
-    }
-
     public AlterDatabasePropertyInfo(long dbId, String dbName, Map<String, String> properties) {
         this.dbId = dbId;
         this.dbName = dbName;
@@ -74,4 +70,9 @@ public static AlterDatabasePropertyInfo read(DataInput in) throws IOException {
     public String toJson() {
         return GsonUtils.GSON.toJson(this);
     }
+
+    @Override
+    public void gsonPostProcess() throws IOException {
+        dbName = ClusterNamespace.getNameFromFullName(dbName);
+    }
 }
diff --git a/fe/fe-core/src/main/java/org/apache/doris/persist/CreateTableInfo.java b/fe/fe-core/src/main/java/org/apache/doris/persist/CreateTableInfo.java
index 722a1e04e7eec3..7ed43e2371c0cb 100644
--- a/fe/fe-core/src/main/java/org/apache/doris/persist/CreateTableInfo.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/persist/CreateTableInfo.java
@@ -18,8 +18,10 @@
 package org.apache.doris.persist;
 
 import org.apache.doris.catalog.Table;
+import org.apache.doris.cluster.ClusterNamespace;
 import org.apache.doris.common.io.Text;
 import org.apache.doris.common.io.Writable;
+import org.apache.doris.persist.gson.GsonPostProcessable;
 import org.apache.doris.persist.gson.GsonUtils;
 
 import com.google.gson.annotations.SerializedName;
@@ -31,7 +33,7 @@
 import java.io.IOException;
 import java.util.Objects;
 
-public class CreateTableInfo implements Writable {
+public class CreateTableInfo implements Writable, GsonPostProcessable {
     public static final Logger LOG = LoggerFactory.getLogger(CreateTableInfo.class);
 
     @SerializedName(value = "dbName")
@@ -61,17 +63,17 @@ public void write(DataOutput out) throws IOException {
         table.write(out);
     }
 
-    public void readFields(DataInput in) throws IOException {
-        dbName = Text.readString(in);
-        table = Table.read(in);
-    }
-
     public static CreateTableInfo read(DataInput in) throws IOException {
         CreateTableInfo createTableInfo = new CreateTableInfo();
         createTableInfo.readFields(in);
         return createTableInfo;
     }
 
+    private void readFields(DataInput in) throws IOException {
+        dbName = ClusterNamespace.getNameFromFullName(Text.readString(in));
+        table = Table.read(in);
+    }
+
     @Override
     public int hashCode() {
         return Objects.hash(dbName, table);
@@ -99,4 +101,9 @@ public String toJson() {
     public String toString() {
         return toJson();
     }
+
+    @Override
+    public void gsonPostProcess() throws IOException {
+        dbName = ClusterNamespace.getNameFromFullName(dbName);
+    }
 }
diff --git a/fe/fe-core/src/main/java/org/apache/doris/persist/meta/PersistMetaModules.java b/fe/fe-core/src/main/java/org/apache/doris/persist/meta/PersistMetaModules.java
index f6161629d99169..ad9009ae196029 100644
--- a/fe/fe-core/src/main/java/org/apache/doris/persist/meta/PersistMetaModules.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/persist/meta/PersistMetaModules.java
@@ -43,7 +43,7 @@ public class PersistMetaModules {
 
     // Modules in this list is deprecated and will not be saved in meta file. (also should not be in MODULE_NAMES)
     public static final ImmutableList<String> DEPRECATED_MODULE_NAMES = ImmutableList.of(
-            "loadJob", "cooldownJob", "AnalysisMgr", "mtmvJobManager");
+            "loadJob", "cooldownJob", "AnalysisMgr", "mtmvJobManager", "JobTaskManager");
 
     static {
         MODULES_MAP = Maps.newHashMap();