修改

src/main/java/com/pms/ocp/mapper/OcpTenantBaseMapper.java

@@ -24,4 +24,6 @@ public interface OcpTenantBaseMapper extends BaseMapper<OcpTenantBase> {
 
 
    List<OcpTenantBase> selcctCodeList(String ocpTenantGroup);
+
+    int queryName(String appName);
 }

src/main/resources/mapper/OcpTenantBaseMapper.xml

 <?xml version="1.0" encoding="utf-8" ?>
 <!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd" >
 <mapper namespace="com.pms.ocp.mapper.OcpTenantBaseMapper">
-    <select id="getOtbList" resultType="com.pms.ocp.model.entity.OcpTenantBase">
-        select *
-        from ocp_tenant_base otb
-                 LEFT JOIN ocp_tenant_extent ote
-                           on otb.tenant_code = ote.tenant_code
-        where otb.obj_id = #{objId}
-    </select>
 
     <select id="updataIsDelect" resultType="com.pms.ocp.model.entity.OcpTenantBase">
         UPDATE ocp_tenant_base
@@ -32,5 +25,11 @@
         where tenant_code = #{appCode}
     </select>
 
+    <select id="queryName" resultType="java.lang.Integer">
+        select count(0)
+        from ocp_tenant_base
+        where tenant_name = #{appName}
+    </select>
+
 
 </mapper>
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