diff --git a/hsweb-examples/hsweb-examples-oauth2/hsweb-examples-oauth2-client/src/main/java/org/hswebframework/web/example/oauth2/OAuth2ClientApplication.java b/hsweb-examples/hsweb-examples-oauth2/hsweb-examples-oauth2-client/src/main/java/org/hswebframework/web/example/oauth2/OAuth2ClientApplication.java
index 0b96200c5..dde21956d 100644
--- a/hsweb-examples/hsweb-examples-oauth2/hsweb-examples-oauth2-client/src/main/java/org/hswebframework/web/example/oauth2/OAuth2ClientApplication.java
+++ b/hsweb-examples/hsweb-examples-oauth2/hsweb-examples-oauth2-client/src/main/java/org/hswebframework/web/example/oauth2/OAuth2ClientApplication.java
@@ -18,8 +18,6 @@
 
 package org.hswebframework.web.example.oauth2;
 
-import org.hsweb.ezorm.rdb.executor.AbstractJdbcSqlExecutor;
-import org.hsweb.ezorm.rdb.executor.SqlExecutor;
 import org.hswebframework.web.authorization.Authentication;
 import org.hswebframework.web.authorization.AuthenticationManager;
 import org.hswebframework.web.authorization.oauth2.client.OAuth2RequestService;
@@ -28,23 +26,17 @@ import org.hswebframework.web.authorization.oauth2.client.response.OAuth2Respons
 import org.hswebframework.web.authorization.shiro.oauth2sso.OAuth2SSOAuthorizingListener;
 import org.hswebframework.web.commons.entity.DataStatus;
 import org.hswebframework.web.commons.entity.factory.EntityFactory;
-import org.hswebframework.web.dao.datasource.DatabaseType;
 import org.hswebframework.web.entity.oauth2.client.OAuth2ServerConfigEntity;
 import org.hswebframework.web.service.oauth2.client.OAuth2ServerConfigService;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.CommandLineRunner;
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
-import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
 import org.springframework.cache.annotation.EnableCaching;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 import org.springframework.context.annotation.EnableAspectJAutoProxy;
-import org.springframework.jdbc.datasource.DataSourceUtils;
 
-import javax.sql.DataSource;
-import java.sql.Connection;
-import java.sql.SQLException;
 import java.util.HashMap;
 import java.util.Map;
 
@@ -122,20 +114,4 @@ public class OAuth2ClientApplication implements CommandLineRunner {
     }
 
 
-    @Bean
-    @ConditionalOnMissingBean(SqlExecutor.class)
-    public SqlExecutor sqlExecutor(DataSource dataSource) {
-        DataSourceHolder.install(dataSource, DatabaseType.h2);
-        return new AbstractJdbcSqlExecutor() {
-            @Override
-            public Connection getConnection() {
-                return DataSourceUtils.getConnection(dataSource);
-            }
-
-            @Override
-            public void releaseConnection(Connection connection) throws SQLException {
-                DataSourceUtils.releaseConnection(connection, dataSource);
-            }
-        };
-    }
 }
diff --git a/hsweb-examples/hsweb-examples-oauth2/hsweb-examples-oauth2-server/src/main/java/org/hswebframework/web/example/oauth2/OAuth2ServerApplication.java b/hsweb-examples/hsweb-examples-oauth2/hsweb-examples-oauth2-server/src/main/java/org/hswebframework/web/example/oauth2/OAuth2ServerApplication.java
index 3aa4de432..37d38c461 100644
--- a/hsweb-examples/hsweb-examples-oauth2/hsweb-examples-oauth2-server/src/main/java/org/hswebframework/web/example/oauth2/OAuth2ServerApplication.java
+++ b/hsweb-examples/hsweb-examples-oauth2/hsweb-examples-oauth2-server/src/main/java/org/hswebframework/web/example/oauth2/OAuth2ServerApplication.java
@@ -19,15 +19,12 @@
 package org.hswebframework.web.example.oauth2;
 
 import com.alibaba.fastjson.JSON;
-import org.hsweb.ezorm.rdb.executor.AbstractJdbcSqlExecutor;
-import org.hsweb.ezorm.rdb.executor.SqlExecutor;
 import org.hswebframework.web.authorization.Permission;
 import org.hswebframework.web.authorization.access.DataAccessConfig;
 import org.hswebframework.web.authorization.oauth2.server.entity.OAuth2ClientEntity;
 import org.hswebframework.web.authorization.simple.SimpleFieldFilterDataAccessConfig;
 import org.hswebframework.web.commons.entity.DataStatus;
 import org.hswebframework.web.commons.entity.factory.EntityFactory;
-import org.hswebframework.web.dao.datasource.DatabaseType;
 import org.hswebframework.web.dao.oauth2.OAuth2ClientDao;
 import org.hswebframework.web.entity.authorization.*;
 import org.hswebframework.web.entity.authorization.bind.BindRoleUserEntity;
@@ -39,19 +36,14 @@ import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.CommandLineRunner;
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
-import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
 import org.springframework.cache.annotation.EnableCaching;
-import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
-import org.springframework.jdbc.datasource.DataSourceUtils;
 
-import javax.sql.DataSource;
-import java.sql.Connection;
-import java.sql.SQLException;
 import java.util.Arrays;
 import java.util.Collections;
 import java.util.HashSet;
 
+
 /**
  * TODO 完成注释
  *
@@ -177,21 +169,4 @@ public class OAuth2ServerApplication implements CommandLineRunner {
         oAuth2ClientDao.insert(clientEntity);
     }
 
-    @Bean
-    @ConditionalOnMissingBean(SqlExecutor.class)
-    public SqlExecutor sqlExecutor(DataSource dataSource) {
-        DataSourceHolder.install(dataSource, DatabaseType.h2);
-        return new AbstractJdbcSqlExecutor() {
-            @Override
-            public Connection getConnection() {
-                return DataSourceUtils.getConnection(dataSource);
-            }
-
-            @Override
-            public void releaseConnection(Connection connection) throws SQLException {
-                DataSourceUtils.releaseConnection(connection, dataSource);
-            }
-        };
-
-    }
 }