diff --git a/conf/persistence.xml b/conf/persistence.xml
index d100f00..1b82022 100644
--- a/conf/persistence.xml
+++ b/conf/persistence.xml
@@ -6,7 +6,10 @@
     <persistence-unit name="z_im">
         <shared-cache-mode>ALL</shared-cache-mode>
         <properties>
-            <property name="javax.persistence.jdbc.url" value="jdbc:mysql://47.106.237.198:3306/z_im"/>
+            <!-- mysql -->
+            <!--<property name="javax.persistence.jdbc.url" value="jdbc:mysql://47.106.237.198:3306/z_im"/>-->
+            <!-- postgresql -->
+            <property name="javax.persistence.jdbc.url" value="jdbc:postgresql://47.106.237.198:3306/z_im?currentSchema=public"/>
             <property name="javax.persistence.jdbc.user" value="u_im"/>
             <property name="javax.persistence.jdbc.password" value="u_im@2024"/>
         </properties>
diff --git a/pom.xml b/pom.xml
index 7fc4812..2c51595 100644
--- a/pom.xml
+++ b/pom.xml
@@ -28,12 +28,24 @@
             <version>2.2.0</version>
         </dependency>
 
+        <dependency>
+            <groupId>org.redkalex</groupId>
+            <artifactId>redkale-plugins</artifactId>
+            <version>2.2.0</version>
+        </dependency>
+
         <dependency>
             <groupId>com.mysql</groupId>
             <artifactId>mysql-connector-j</artifactId>
             <version>8.2.0</version>
         </dependency>
 
+        <dependency>
+            <groupId>org.postgresql</groupId>
+            <artifactId>postgresql</artifactId>
+            <version>42.7.5</version>
+        </dependency>
+
         <dependency>
             <groupId>net.tccn</groupId>
             <artifactId>zhub-client-redkale</artifactId>
diff --git a/src/com/zchd/base/BaseService.java b/src/com/zchd/base/BaseService.java
index 5f5d20a..17a97e0 100644
--- a/src/com/zchd/base/BaseService.java
+++ b/src/com/zchd/base/BaseService.java
@@ -1,15 +1,20 @@
 package com.zchd.base;
 
+import com.zchd.base.util.Utils;
 import net.tccn.zhub.ZHubClient;
 import org.redkale.convert.json.JsonConvert;
 import org.redkale.service.AbstractService;
 import org.redkale.service.RetResult;
+import org.redkale.source.DataJdbcSource;
 import org.redkale.source.DataSource;
+import org.redkale.source.PoolSource;
+import org.redkale.util.AnyValue;
 import org.redkale.util.Sheet;
 import org.redkalex.cache.redis.MyRedisCacheSource;
 
 import javax.annotation.Resource;
 import java.io.File;
+import java.sql.Connection;
 import java.util.List;
 import java.util.logging.Logger;
 
@@ -42,6 +47,21 @@ public class BaseService extends AbstractService {
     @Resource(name = "APP_NAME")
     protected String APP_NAME = "";
 
+    @Override
+    public void init(AnyValue config) {
+
+        PoolSource<Connection> source = ((DataJdbcSource) zimSource).getReadPoolSource();
+        // postgresql 设置当前schema
+        if ("postgresql".equals(source.getDbtype())) {
+            String url = source.getUrl();
+            String schema = getCurrentSchema(url);
+            if (Utils.isEmpty(schema)) {
+                schema = "public";
+            }
+            ((DataJdbcSource) zimSource).directExecute(String.format("SET search_path TO %s;", schema));
+        }
+    }
+
     protected RetResult retError(String info) {
         return new RetResult<>(100, info);
     }
@@ -49,4 +69,21 @@ public class BaseService extends AbstractService {
     protected RetResult retError(int code, String info) {
         return new RetResult<>(code, info);
     }
+
+    /**
+     * 获取 postgresql url当前schema
+     *
+     * @param url
+     * @return
+     */
+    protected String getCurrentSchema(String url) {
+        String[] arr = url.split("currentSchema=");
+        if (arr.length > 1) {
+            String[] arr2 = arr[1].split("&");
+            if (arr2.length > 0) {
+                return arr2[0];
+            }
+        }
+        return "";
+    }
 }
diff --git a/src/com/zchd/zim/ImAccountService.java b/src/com/zchd/zim/ImAccountService.java
index d218b15..7c349ae 100644
--- a/src/com/zchd/zim/ImAccountService.java
+++ b/src/com/zchd/zim/ImAccountService.java
@@ -42,6 +42,7 @@ public class ImAccountService extends BaseService {
 
     @Override
     public void init(AnyValue config) {
+        super.init(config);
 
         CompletableFuture.runAsync(() -> {
             List<Serializable> list = zimSource.queryColumnList("userid", ImUser.class, new Flipper(1, "userid DESC"), (FilterBean) null);
diff --git a/src/com/zchd/zim/ImChatWebSocket.java b/src/com/zchd/zim/ImChatWebSocket.java
index 9ca460b..551e7fb 100644
--- a/src/com/zchd/zim/ImChatWebSocket.java
+++ b/src/com/zchd/zim/ImChatWebSocket.java
@@ -79,7 +79,7 @@ public class ImChatWebSocket extends WebSocket {
             final int userid = (int) getUserid();
             getLogger().info("im:state-change:" + userid + "---ws connected---");
             intCache.setBit("im:user", userid, true);
-            // 推送离线状态
+            // 推送上线状态
             zhub.publish("im:online:" + getAttribute("appid"), getAttribute("guserid"));
             // 上线开启订阅
             messageMonitor.online(userid);