diff --git a/src/modules/pages/maintain/forms/components/form.jdbc.ts b/src/modules/pages/maintain/forms/components/form.jdbc.ts
index 35e9b85..9cc9c3f 100644
--- a/src/modules/pages/maintain/forms/components/form.jdbc.ts
+++ b/src/modules/pages/maintain/forms/components/form.jdbc.ts
@@ -17,8 +17,6 @@ export class FormJdbc extends BI.Widget {
     oldPassword = '';
     allDatabaseTypes = getAllDatabaseTypes();
 
-    private schemas = [] as string[];
-
     testStatus: any;
     advancedSet: any;
     formUser: any;
@@ -63,7 +61,7 @@ export class FormJdbc extends BI.Widget {
         this.oldPassword = password;
         const { host, port, databaseName } = resolveUrlInfo(url);
         const { hgap, vgap } = CONNECTION_LAYOUT;
-
+        
         return {
             type: Vertical,
             hgap,
@@ -350,7 +348,7 @@ export class FormJdbc extends BI.Widget {
                             vgap: 15,
                             disabled: true,
                             value: schema,
-                            items: this.schemas,
+                            items: schema ? [{ text: schema, value:schema }] : [],
                             ref: (_ref: any) => {
                                 this.form.schema = _ref;
                             },
@@ -674,7 +672,6 @@ export class FormJdbc extends BI.Widget {
     }
 
     public setSchemas(schemas: string[]) {
-        this.schemas = schemas;
         this.form.schema.setEnable(true);
         if (schemas.length > 0) {
             const value = this.form.schema.getValue()[0];