diff --git a/packages/datalib/src/GridDisplay.ts b/packages/datalib/src/GridDisplay.ts
index 33b1224f..f272123a 100644
--- a/packages/datalib/src/GridDisplay.ts
+++ b/packages/datalib/src/GridDisplay.ts
@@ -278,7 +278,7 @@ export abstract class GridDisplay {
 
   applySortOnSelect(select: Select, displayedColumnInfo: DisplayedColumnInfo) {
     if (this.config.sort?.length > 0) {
-      select.orderBy = this.config.sort
+      const orderByColumns = this.config.sort
         .map(col => ({ ...col, dispInfo: displayedColumnInfo[col.uniqueName] }))
         .map(col => ({ ...col, expr: select.columns.find(x => x.alias == col.uniqueName) }))
         .filter(col => col.dispInfo && col.expr)
@@ -286,6 +286,10 @@ export abstract class GridDisplay {
           ...col.expr,
           direction: col.order,
         }));
+
+      if (orderByColumns.length > 0) {
+        select.orderBy = orderByColumns;
+      }
     }
   }
 
diff --git a/plugins/dbgate-plugin-postgres/src/frontend/drivers.js b/plugins/dbgate-plugin-postgres/src/frontend/drivers.js
index 8b366ecd..e9d7e5bc 100644
--- a/plugins/dbgate-plugin-postgres/src/frontend/drivers.js
+++ b/plugins/dbgate-plugin-postgres/src/frontend/drivers.js
@@ -105,11 +105,11 @@ const dialect = {
         exprType: 'unaryRaw',
         expr: {
           exprType: 'column',
-          alias: alias || columnName,
           source,
           columnName,
         },
         afterSql: '::text',
+        alias: alias || columnName,
       };
     }
   },
@@ -136,9 +136,15 @@ const postgresDriverBase = {
     }
 
     return (
-      ['authType', 'user', 'password', 'defaultDatabase', 'singleDatabase', 'isReadOnly', 'useSeparateSchemas'].includes(
-        field
-      ) ||
+      [
+        'authType',
+        'user',
+        'password',
+        'defaultDatabase',
+        'singleDatabase',
+        'isReadOnly',
+        'useSeparateSchemas',
+      ].includes(field) ||
       (values.authType == 'socket' && ['socketPath'].includes(field)) ||
       (values.authType != 'socket' && ['server', 'port'].includes(field))
     );